{"id":10541,"date":"2022-09-21T23:50:59","date_gmt":"2022-09-21T15:50:59","guid":{"rendered":"https:\/\/www.zhangxinxu.com\/wordpress\/?p=10541"},"modified":"2022-09-21T23:50:59","modified_gmt":"2022-09-21T15:50:59","slug":"js-selection-range","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2022\/09\/js-selection-range\/","title":{"rendered":"\u5212\u8bcd\u8bc4\u8bba\u4e0eRange\u5f00\u53d1\u82e5\u5e72\u7ecf\u9a8c\u5206\u4eab"},"content":{"rendered":"<p>by <a href=\"https:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=10541\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=10541<\/a> \u946b\u7a7a\u95f4-\u946b\u751f\u6d3b<br \/>\n\u672c\u6587\u6b22\u8fce\u5206\u4eab\u4e0e\u805a\u5408\uff0c\u5168\u6587\u8f6c\u8f7d\u5c31\u4e0d\u5fc5\u4e86\uff0c\u5c0a\u91cd\u7248\u6743\uff0c\u5708\u5b50\u5c31\u8fd9\u4e48\u5927\uff0c\u82e5\u6025\u7528\u53ef\u4ee5\u8054\u7cfb\u6388\u6743\u3002<\/p>\n<p><script>window.wxShareImgUrl = 'https:\/\/www.zhangxinxu.com\/study\/image\/share\/202209-range.jpg';<\/script><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/cover-selection.jpg\" width=\"480\" height=\"301\" alt=\"\u4e07\u91cc\u6311\u4e00\" class=\"alignright clip thumb size-medium\" \/><\/p>\n<h3>\u4e00\u3001\u5148\u770b\u5927\u5c4f\u5e55<\/h3>\n<p>\u6700\u8fd1\u5728\u505a\u5212\u8bcd\u8bc4\u8bba\u76f8\u5173\u7684\u5f00\u53d1\uff0c\u6b64\u4ea4\u4e92\u529f\u80fd\u7684\u5f00\u53d1\u8fd8\u662f\u6709\u4e00\u4e9b\u95e8\u69db\u7684\uff0c\u60f3\u5230\u53ef\u80fd\u6709\u5c0f\u4f19\u4f34\u4e5f\u4f1a\u9047\u5230\u7c7b\u4f3c\u9700\u6c42\uff0c\u51b3\u5b9a\u5206\u4eab\u4e00\u4e0b\u82e5\u5e72\u5904\u7406\u7ecf\u9a8c\u3002<\/p>\n<p>\u5728\u5177\u4f53\u5c55\u5f00\u4ecb\u7ecd\u4e4b\u524d\uff0c\u5927\u5bb6\u53ef\u4ee5\u5148\u770b\u4e00\u4e0b\u4e00\u4e2a\u5efa\u8bae\u7684demo\u6f14\u793a\u6548\u679c\uff1a<a href=\"https:\/\/zhangxinxu.gitee.io\/word-comment\/\" rel=\"noopener\" class=\"a_link\" target=\"_blank\">https:\/\/zhangxinxu.gitee.io\/word-comment\/<\/a><\/p>\n<p>\u6f14\u793a\u9875\u9762\u90e8\u5206\u533a\u57df\u622a\u56fe\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/demo-preview-s-min.png\" width=\"660\" height=\"126\" alt=\"\u622a\u56fe\u6548\u679c\u793a\u610f\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u5927\u5bb6\u53ef\u80fd\u6ce8\u610f\u5230\u4e86demo\u7684\u57df\u540d\u662f gitee\uff0c\u6ca1\u9519\uff0c\u6211\u5c06\u76f8\u5173\u7684\u5b9e\u73b0\u5f00\u6e90\u4e86\u3002<\/p>\n<p>\u9879\u76ee\u5730\u5740\u662f\uff1a<a href=\"https:\/\/gitee.com\/zhangxinxu\/word-comment\" rel=\"noopener\" target=\"_blank\">https:\/\/gitee.com\/zhangxinxu\/word-comment<\/a><\/p>\n<p>\u4e0d\u8fc7\u6b64\u9879\u76ee\u53ea\u6709\u5212\u8bcd\u8fd9\u90e8\u5206\u7684\u6838\u5fc3\u529f\u80fd\uff0c\u8bc4\u8bba\u4e00\u7b14\u5e26\u8fc7\uff0c\u5b9e\u9645\u751f\u4ea7\u8fc7\u7a0b\u4e2d\uff0c\u8bc4\u8bba\u548c\u5212\u8bcd\u662f\u6709\u5f88\u591a\u8054\u52a8\u7684\uff0c\u5927\u5bb6\u53ef\u4ee5\u57fa\u4e8e\u6b64\u9879\u76ee\u7684demo\u7ed3\u5408\u81ea\u5df1\u4e1a\u52a1\u5b8c\u6210\u6700\u7ec8\u7684\u5f00\u53d1\u3002<\/p>\n<p>\u597d\uff0c\u4e0b\u9762\u5f00\u59cb\u6b63\u5f0f\u8bb2\u8bb2\u5b9e\u73b0\u8fc7\u7a0b\u4e2d\u9047\u5230\u7684\u96be\u70b9\u548c\u6280\u672f\u5b9e\u73b0\u3002<\/p>\n<h3>\u4e8c\u3001\u5148\u4e86\u89e3\u9009\u533a\u548c\u8303\u56f4\u7684\u57fa\u672c\u6982\u5ff5<\/h3>\n<p>\u5728 Web \u4e2d\uff0c\u9009\u533a\u6307 <a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/API\/Selection\" rel=\"noopener\" target=\"_mdn\">Selection<\/a>\uff0c\u8303\u56f4\u6307 <a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/API\/Range\" rel=\"noopener\" target=\"_mdn\">Range<\/a>\u3002<\/p>\n<p>\u9009\u533a\u6982\u5ff5\u66f4\u5927\u4e00\u70b9\uff0c\u4e00\u4e2a\u9009\u533a\u4e2d\u53ef\u80fd\u6709\u591a\u4e2a\u8303\u56f4\uff0c\u4e5f\u5c31\u662f\u53ef\u4ee5\u4eceSelection\u4e2d\u83b7\u53d6Range\u3002<\/p>\n<p>Selection\u548cRange\u90fd\u63d0\u4f9b\u4e86\u5f88\u591a\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8ba9\u6211\u4eec\u5bf9\u9009\u533a\u8fdb\u884c\u589e\u5220\u6539\u7b49\u64cd\u4f5c\u3002<\/p>\n<p>\u5728\u8fc7\u53bb\uff0c\u9700\u8981\u517c\u5bb9IE\u7684\u65f6\u4ee3\uff0c\u9009\u533a\u548c\u8303\u56f4\u662f\u6bd4\u8f83\u6df7\u4e71\u7684\uff0c\u56e0\u4e3aIE\u6709\u81ea\u5df1\u7684\u4e00\u5957\uff0c\u5176\u4ed6\u6d4f\u89c8\u5668\u6709\u81ea\u5df1\u7684\u4e00\u5957\u3002<\/p>\n<p>\u73b0\u5728IE\u5df2\u7ecf\u957f\u7720\uff0c\u5c31\u4e0d\u9700\u8981\u90a3\u4e48\u591a\u987e\u8651\u4e86\uff0c\u76f4\u63a5\u5b66\u4e60\u6807\u51c6\u7684 API \u5373\u53ef\uff0c\u5e78\u798f\u554a\uff01<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/ie-die.jpeg\" width=\"150\" height=\"84\" alt=\"IE\u6b7b\u4ea1\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u800c\u5212\u8bcd\u8bc4\u8bba\u7684\u5b9e\u73b0\uff0c\u672c\u8d28\u4e0a\u5c31\u662fSelection\u3001Range\u4ee5\u53caDOM\u4e4b\u95f4\u7684\u4e00\u4e9b\u5904\u7406\u64cd\u4f5c\uff0c\u6362\u53e5\u8bdd\u8bf4\uff0c\u5176\u5b9e\u5c31\u662f\u4e0b\u9762\u4e09\u4e2a\u4e1c\u897f\u4e4b\u95f4\u7684\u821e\u53f0\u620f\u3002<\/p>\n<pre>\/\/ \u6211\u662f\u8303\u56f4\r\nconst selection = document.getSelection();\r\n\/\/ \u6211\u662f\u9009\u533a\r\nconst range = selection.getRangeAt(0);\r\n\/\/ \u6211\u662f\u5143\u7d20\r\nconst container = document.querySelector('.xxx');<\/pre>\n<p>\u800c\u6240\u8c13\u7684\u201c\u64cd\u4f5c\u201d\uff0c\u5176\u5b9e\u5c31\u662f\u6839\u636e\u9700\u6c42\uff0c\u8ba9\u5404\u4e2aAPI\u5728\u5408\u9002\u7684\u4f4d\u7f6e\u6267\u884c\u800c\u5df2\uff0c\u6240\u4ee5\uff0c\u9700\u6c42\u5b9e\u73b0\u7684\u96be\u70b9\u5c31\u5728\u4e8e\u5bf9API\u638c\u63e1\u7684\u719f\u6089\u7a0b\u5ea6\u3002<\/p>\n<p>\u6240\u4ee5\uff0c\u4f60\u53ea\u9700MDN\u6587\u6863\u770b\u4e00\u5929\uff0c\u5404\u4e2aAPI\u8bd5\u7528\u4e00\u904d\uff0c\u7ed3\u5408\u672c\u6587\u5185\u5bb9\uff0c\u90a3\u4e48\u4ec0\u4e48\u5212\u8bcd\u529f\u80fd\u5b9e\u73b0\u59a5\u59a5\u7684\u3002<\/p>\n<p>\u4e14\uff0c\u4e0d\u4ec5\u662f\u5212\u8bcd\u8bc4\u8bba\uff0c\u4ee5\u540e\u5404\u79cd\u4e0e\u9009\u533a\u76f8\u5173\u7684\u5f00\u53d1\u90fd\u662f\u4fe1\u624b\u62c8\u6765\u3002<\/p>\n<p>\u8fd9\u91cc\u63a8\u8350\u4e00\u7bc7\u5173\u4e8e\u9009\u533a\u4ecb\u7ecd\u7684\u597d\u6587\uff1a<a href=\"https:\/\/segmentfault.com\/a\/1190000041457245\" rel=\"noopener\" target=\"_blank\">Web \u4e2d\u7684\u201c\u9009\u533a\u201d\u548c\u201c\u5149\u6807\u201d<\/a><\/p>\n<p>\u6211\u5341\u51e0\u5e74\u524d\u4e5f\u5199\u8fc7<a href=\"http:\/\/www.zhangxinxu.com\/wordpress\/?p=1591\">\u5173\u4e8eRange\u7684\u6587\u7ae0<\/a>\uff0c\u4e0d\u8fc7\u5185\u5bb9\u5df2\u7ecf\u592a\u8001\u4e86\uff0cIE\u65f6\u4ee3\u7684\u4ea7\u7269\uff0c\u5982\u679c\u4f60\u7684\u9879\u76ee\u8fd8\u9700\u8981\u517c\u5bb9IE\u6d4f\u89c8\u5668\uff0c\u53ef\u4ee5\u770b\u770b\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u70ed\u8eab\u8db3\u591f\u4e86\uff0c\u53ef\u4ee5\u8fdb\u5165\u6b63\u9898\u4e86\uff0c\u57fa\u4e8e\u5b9e\u4f8b\u5b66\u4e60\uff0c\u8fd9\u4e2a\u662f\u5927\u591a\u6570\u5f00\u53d1\u8005\u559c\u6b22\u7684\u5b66\u4e60\u65b9\u5f0f\u3002<\/p>\n<p><small class=\"hidden\">\/\/zxx: \u5982\u679c\u4f60\u770b\u5230\u8fd9\u6bb5\u6587\u5b57\uff0c\u8bf4\u660e\u4f60\u73b0\u5728\u8bbf\u95ee\u662f\u4e0d\u662f\u539f\u6587\u7ad9\u70b9\uff0c\u66f4\u597d\u7684\u9605\u8bfb\u4f53\u9a8c\u5728\u8fd9\u91cc\uff1ahttps:\/\/www.zhangxinxu.com\/wordpress\/?p=10541\uff08\u4f5c\u8005\u5f20\u946b\u65ed\uff09<\/small><\/p>\n<h3>\u4e09\u3001\u96be\u70b9\u3001\u95ee\u9898\u4e0e\u89e3\u51b3<\/h3>\n<h4>1. \u9009\u533a\u7684\u5c45\u4e2d\u5b9a\u4f4d<\/h4>\n<p>\u9009\u62e9\u4e00\u6bb5\u6587\u5b57\uff0c\u7136\u540e\u663e\u793a\u6dfb\u52a0\u8bc4\u8bba\u7684\u6309\u94ae\uff0c\u7136\u540e\u6309\u94ae\u8981\u5728\u9009\u533a\u7684\u4e2d\u95f4\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/2022-09-21_223217.png\" width=\"328\" height=\"185\" alt=\"\u6dfb\u52a0\u6309\u94ae\u5c45\u4e2d\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u8bf7\u95ee\u8be5\u5982\u4f55\u5b9e\u73b0\uff1f<\/p>\n<p>\u6b64\u5b9a\u4f4d\u5b9e\u73b0\u7684\u5173\u952e\u5c31\u662f\u9700\u8981\u77e5\u9053\u9009\u533a\u7684\u4f4d\u7f6e\u548c\u5927\u5c0f\uff0c\u6700\u597d\u8981\u6709\u73b0\u6210\u7684API\uff0c\u90a3\u6d4f\u89c8\u5668\u63d0\u4f9b\u4e86\u76f8\u5173\u7684API\u4e86\u5417\uff1f<\/p>\n<p>\u63d0\u4f9b\u4e86\uff01<\/p>\n<p>\u6211\u4eec\u6253\u5f00<a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/API\/Range\/getBoundingClientRect\" rel=\"noopener\" target=\"_mdn\">MDN\u6587\u6863<\/a>\uff0c\u53ef\u4ee5\u770b\u5230\u4e0b\u56fe\u6240\u793a\u7684\u8fd9\u4e2a\u540d\u4e3a<code>getBoundingClientRect<\/code>\u7684API\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/rang-bound.png\" width=\"598\" height=\"212\" alt=\"Range Bounding API\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u6211\u4eec\u5c31\u53ef\u4ee5\u501f\u52a9\u8fd9\u4e2aAPI\u8fdb\u884c\u7edd\u5bf9\u5b9a\u4f4d\u4e86\u3002<\/p>\n<pre>const selection = document.getSelection();\r\nconst range = selection.getRangeAt(0);\r\nconst boundRange = range.getBoundingClientRect();\r\n\/\/ \u8bc4\u8bba\u6309\u94ae\u5c31\u53ef\u4ee5\u57fa\u4e8eboundRange\u7edd\u5bf9\u5b9a\u4f4d\u5566<\/pre>\n<p>\u7136\u800c\uff0c\u4e8b\u60c5\u5e76\u6ca1\u6709\u8fd9\u4e48\u7b80\u5355\uff0c\u9009\u533a\u4e0d\u4e00\u5b9a\u662f\u89c4\u6574\u7684\u4e00\u884c\uff0c\u53ef\u80fd\u662f\u8de8\u884c\u7684\uff0c\u5c31\u50cf\u4e0b\u9762\u8fd9\u6837\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/2022-09-21_223625.png\" width=\"333\" height=\"130\" alt=\"\u9009\u533a\u8de8\u884c\u793a\u610f\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u6b64\u65f6\uff0c\u5982\u679c\u8fd8\u662f\u5c45\u4e2d\u663e\u793a\uff0c\u90a3\u5c31\u4f1a\u6709\u95ee\u9898\uff0c\u56e0\u4e3a\u5b9a\u4f4d\u7684\u8bc4\u8bba\u6309\u94ae\u7684\u7bad\u5934\u5e76\u6ca1\u6709\u6307\u5411\u9009\u533a\uff0c\u800c\u662f\u975e\u9009\u533a\u7684\u6587\u5b57\uff0c\u6b64\u65f6\u8be5\u600e\u4e48\u529e\u5462\uff1f<\/p>\n<p>\u6211\u7684\u89e3\u51b3\u65b9\u6cd5\u662f\u76f4\u63a5\u5b9a\u4f4d\u5230\u7b2c\u4e00\u884c\u9009\u533a\u7684\u6700\u53f3\u4fa7\uff0c\u5c31\u50cf\u8fd9\u6837\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/2022-09-21_223832.png\" width=\"361\" height=\"175\" alt=\"\u9009\u533a\u53f3\u4fa7\u5b9a\u4f4d\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u5224\u65ad\u903b\u8f91\u5f88\u7b80\u5355\uff0c\u53ea\u8981\u9009\u533a\u7684\u9ad8\u5ea6\u8d85\u8fc7\u4e00\u884c\u9009\u533a\u5e94\u6709\u7684\u9ad8\u5ea6\u5373\u53ef\uff0c\u793a\u610f\uff1a<\/p>\n<pre>if (boundRange.height > 30) { \r\n    \/\/ \u8ba4\u4e3a\u662f\u8de8\u884c\u9009\u533a \r\n    \/\/ \u8bc4\u8bba\u6309\u94ae\u53f3\u4fa7\u60ac\u6d6e\u5b9a\u4f4d \r\n}<\/pre>\n<p>\u7136\u800c\uff0c\u4e8b\u60c5\u8fd8\u6ca1\u6709\u7ed3\u675f\uff0c\u5982\u679c\u7528\u6237\u662f\u53cc\u51fb\u9009\u62e9\uff0c\u5219\u6781\u6709\u53ef\u80fd\u4f1a\u81ea\u5e26\u4e00\u4e2a\u6362\u884c\u7b26\uff08\u5728\u7279\u5b9a\u7684\u5e03\u5c40\u7ed3\u6784\u4e0b\uff09\uff0c\u8fd9\u4e2a\u6362\u884c\u7b26\u4f1a\u8ba9\u9009\u533a\u7684\u4f4d\u7f6e\u548c\u89c6\u89c9\u4e0a\u8868\u73b0\u4e0d\u4e00\u81f4\uff0c\u4e5f\u5c31\u662f\u770b\u8d77\u6765\u53ea\u662f\u73b0\u5728\u4e86\u51e0\u4e2a\u6587\u5b57\uff0c\u5b9e\u9645\u4e0a\u9009\u62e9\u7684\u662f\u6574\u884c\uff0c\u5982\u4e0b\u56fe\u793a\u610f\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/2022-09-21_224518.png\" width=\"418\" height=\"150\" alt=\"\u9009\u533a\u4f4d\u7f6e\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u6b64\u65f6\uff0c\u9700\u8981\u5bf9\u9009\u533a\u8fdb\u884c\u7279\u6b8a\u5904\u7406\uff0c\u4e5f\u5c31\u662f\u4fee\u6539\u9009\u533a\uff0c\u5177\u4f53\u5b9e\u73b0\u53c2\u89c1\u201c3. \u53cc\u51fb\u5168\u9009\u7684\u7279\u6b8a\u5904\u7406\u201d\u3002<\/p>\n<h4>2. \u786e\u5b9a\u5212\u8bcd\u7684\u8d77\u6b62\u4f4d\u7f6e<\/h4>\n<p>\u4e5f\u5c31\u662f\u5f53\u524d\u9009\u533a\u7684\u8d77\u6b62\u4f4d\u7f6e\u5728\u6574\u4e2a\u6bb5\u843d\u4e2d\u7684\u7d22\u5f15\u503c\uff0c\u4f8b\u5982\uff0c\u6709\u4e2a\u6bb5\u843d\u662f\u201c\u4e00\u8239\u79cb\u68a6\u538b\u661f\u6cb3\u201d\uff0c\u5219\u201c\u79cb\u68a6\u201d\u7684\u8d77\u59cb\u7d22\u5f15\u5c31\u662f1\uff0c\u7ed3\u675f\u7d22\u5f15\u5c31\u662f3\u3002<\/p>\n<p>\u8fd9\u4e2a\u503c\u662f\u53d1\u7ed9\u540e\u7aef\u4fdd\u5b58\u7528\u7684\u3002<\/p>\n<p>\u8fd9\u6837\uff0c\u4e0b\u4e00\u6b21\u9875\u9762\u8f7d\u5165\u7684\u65f6\u5019\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u57fa\u4e8e\u8fd9\u4e2a\u8d77\u6b62\u4f4d\u7f6e\uff0c\u8ba9\u5bf9\u5e94\u7684\u5185\u5bb9\u9ad8\u4eae\u663e\u793a\u4e86\u3002<\/p>\n<p>\u597d\uff0c\u6982\u5ff5\u77e5\u6653\u4e86\uff0c\u5177\u4f53\u8be5\u5982\u4f55\u5b9e\u73b0\u5462\uff1f<\/p>\n<p>\u6216\u8005\u8bf4\uff0c\u6d4f\u89c8\u5668\u6709\u6ca1\u6709\u63d0\u4f9b\u539f\u751f\u7684\u8d77\u6b62\u4f4d\u7f6eAPI\u5462\uff1f<\/p>\n<p>\u8fd8\u771f\u6709\uff01\u4e0d\u8fc7\u4e0d\u80fd\u76f4\u63a5\u4f7f\u7528\uff01<\/p>\n<p>\u8fd9\u662f\u4ec0\u4e48\u610f\u601d\u5462\uff1f<\/p>\n<p>\u770b\u4e0b\u56fe\uff0cSelection API\u63d0\u4f9b\u4e86\u51e0\u4e2a\u504f\u79fb\u5c5e\u6027\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/selection-offset.png\" width=\"312\" height=\"288\" alt=\"selection \u504f\u79fb API\" class=\"alignnone size-medium\" \/><\/p>\n<p>Range API \u4e5f\u6709\u51e0\u4e2a\u504f\u79fb\u5c5e\u6027\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/range-offset.png\" width=\"293\" height=\"365\" alt=\"range offset\u76f8\u5173API\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u4f46\u662f\u8fd9\u4e9b\u504f\u79fb\u90fd\u662f\u76f8\u5bf9\u4e8e\u67d0\u4e2a\u8282\u70b9\u7684\uff0c\u4e0d\u4e00\u5b9a\u662f\u6574\u4e2a\u6bb5\u843d\u5143\u7d20\u7684\u504f\u79fb\u503c\uff0c\u56e0\u6b64\uff0c\u4e0d\u80fd\u76f4\u63a5\u62ff\u6765\u4f7f\u7528\u3002<\/p>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u6709\u5982\u4e0bHTML\u4ee3\u7801\uff1a<\/p>\n<pre>&lt;p&gt;\r\n    \u524d\u9762\u6587\u5b57&lt;i&gt;\u6807\u7b7e\u5143\u7d20&lt;\/i&gt;\u540e\u9762\u6587\u5b57\r\n&lt;\/p&gt;<\/pre>\n<p>\u5982\u679c\u6587\u5b57\u7684\u9009\u533a\u662f\u201c\u540e\u9762\u201d\u8fd9\u4e24\u4e2a\u5b57\uff0c\u90a3\u4e48Selection\u7684<code>anchorNode<\/code>\u5c31\u4f1a\u662f\uff1a#Text\u540e\u9762\u6587\u5b57\uff0canchorOffset\u4e5f\u4f1a\u662f0\uff0c\u622a\u56fe\u793a\u610f\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/text-node-offset.png\" width=\"671\" height=\"103\" alt=\"#text\u8282\u70b9\u793a\u610f\" class=\"alignnone size-medium\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/text-node-offset2.png\" width=\"658\" height=\"76\" alt=\"\u504f\u79fboffset\u662f0\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u6b63\u786e\u505a\u6cd5\u662f\u5bf9\u5916\u90e8\u7684\u6bb5\u843d\u5143\u7d20\u8fdb\u884c\u8282\u70b9\u904d\u5386\uff0c\u5982\u679c\u8282\u70b9\uff08\u6216\u8282\u70b9\u7684\u5b50\u8282\u70b9\uff09\u5339\u914danchorNode\uff0c\u5219\u4e4b\u524d\u6240\u6709\u6587\u5b57\u7684\u957f\u5ea6\u52a0\u4e0aanchorOffset\u5c31\u662f\u771f\u5b9e\u7684\u8d77\u59cb\u7d22\u5f15\u503c\u3002<\/p>\n<p>\u4e0b\u9762\u5c31\u662f\u5b9e\u73b0\u7684\u4ee3\u7801\uff1a<\/p>\n<pre>const selection = document.getSelection();\r\nconst range = selection.getRangeAt(0);\r\nlet startNode = range.startContainer;\r\nlet startOffset = range.startOffset;\r\n\/\/ \u8d77\u59cb\u4f4d\u7f6e\u7684\u8ba1\u7b97\r\nlet startIndex = 0;\r\nlet loopIndex = function (dom) {\r\n  [...dom.childNodes].some(function (node) {\r\n    if (!node.textContent) {\r\n      return;\r\n    }\r\n    \/\/ \u8282\u70b9\u5339\u914d\u4e86\r\n    \/\/ \u4e0d\u518d\u904d\u5386\r\n    if (node == startNode) {\r\n      startIndex += startOffset;\r\n\r\n      return true;\r\n    }\r\n\r\n    if (startNode.parentNode == node) {\r\n      loopIndex(node);\r\n\r\n      return true;\r\n    }\r\n    \r\n    startIndex += node.textContent.length;\r\n  });\r\n};\r\n\r\n\/\/ container\u662f\u5185\u5bb9\u7684\u5bb9\u5668\u5143\u7d20\r\nloopIndex(container); \r\n\r\n\/\/ \u7ed3\u675f\u7d22\u5f15\r\nlet endIndex = startIndex + selection.toString().trim().length;<\/pre>\n<h4>3. \u53cc\u51fb\u5168\u9009\u7684\u7279\u6b8a\u5904\u7406<\/h4>\n<p>\u53cc\u51fb\u5168\u9009\u7684\u9009\u533a\u548c\u6846\u9009\u5168\u90e8\u53bb\u6587\u5b57\u7684\u9009\u533a\u6709\u53ef\u80fd\u662f\u4e0d\u4e00\u6837\u7684\u3002<\/p>\n<p>\u6ce8\u610f\u8fd9\u91cc\u7684\u63aa\u8f9e\u662f\u6709\u53ef\u80fd\uff01<\/p>\n<p>\u5173\u4e8eCSS\u5e03\u5c40\u5bf9\u9009\u533a\u8303\u56f4\u7684\u5f71\u54cd\uff0c\u8fd9\u4e2a\u6211\u867d\u7136\u6709\u7814\u7a76\u8fc7\uff0c\u4e0d\u8fc7\u90fd\u662f10\u5e74\u524d\u7684\u4e8b\u60c5\u4e86\uff0c\u8fd8\u662fIE\u6d4f\u89c8\u5668\u4e3a\u738b\u7684\u5e74\u4ee3\uff0c\u8be6\u89c1\u201c<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=2401\">\u4e0d\u540cCSS\u5e03\u5c40\u5b9e\u73b0\u4e0e\u6587\u5b57\u9f20\u6807\u9009\u62e9\u7684\u53ef\u7528\u6027<\/a>\u201d\u4e00\u6587\uff0c\u5176\u4e2d\u7684\u77e5\u8bc6\u5df2\u7ecf\u8ddf\u4e0d\u4e0a\u65f6\u4ee3\u4e86\uff0c\u800c\u76ee\u524d\u4e3b\u6d41\u5e03\u5c40\uff0c\u4ee5\u53ca\u5404\u79cd\u5185\u5bb9\u6df7\u6742\u4e0b\u7684\u6587\u5b57\u9009\u533a\uff0c\u6211\u5c1a\u672a\u6df1\u5165\u7814\u7a76\u8fc7\uff0c\u6682\u65f6\u8fd8\u6ca1\u6478\u6e05\u695a\u5176\u4e2d\u7684\u89c4\u5f8b<\/p>\n<p>\u6240\u4ee5\uff0c\u53cc\u51fb\u5168\u9009\u53ef\u80fd\u6709\u5751\u7684\u95ee\u9898\uff0c\u5728\u67d0\u4e9b\u5e03\u5c40\u6761\u4ef6\u4e0b\u4f1a\u51fa\u73b0\uff0c\u901a\u5e38\uff0c\u5e03\u5c40\u8d8a\u590d\u6742\uff0c\u5185\u5bb9\u8d8a\u591a\uff0c\u8d8a\u53ef\u80fd\u9009\u533a\u4e0d\u5e72\u51c0\u3002<\/p>\n<p>\u597d\uff0c\u56de\u5230\u8fd9\u91cc\u3002<\/p>\n<p>\u5c31\u6211\u81ea\u5df1\u7684\u8fd9\u4e2a\u9879\u76ee\u5f00\u53d1\u800c\u8a00\uff0c\u5c31\u9047\u5230\u4e86\u53cc\u51fb\u6587\u5b57\u7684\u65f6\u5019\uff0c\u4f1a\u8fde\u540c\u5176\u4ed6\u5143\u7d20\u7684\u6587\u5b57\u4e00\u8d77\u9009\u62e9\u7684\u95ee\u9898\uff08\u5f53\u7956\u5148\u5143\u7d20\u8bbe\u7f6e\u4e86 user-select:none \u7684\u65f6\u5019\uff0c\u6ca1\u9519\uff0cnone\u8303\u56f4\u9009\u62e9\uff0c\u6709\u70b9\u53cd\u76f4\u89c9\uff09\uff0c\u6216\u8005\u9009\u62e9\u7684\u5185\u5bb9\u6700\u540e\u591a\u4e86\u4e2a\u6362\u884c\u7b26\uff08\u4f1a\u81ea\u52a8\u53d8\u6210\u7a7a\u683c\uff09\u7684\u95ee\u9898\u3002<\/p>\n<p>\u5e73\u65f6\u590d\u5236\u7c98\u8d34\uff0c\u4e0a\u9762\u8fd9\u79cd\u95ee\u9898\u4e0d\u5927\u3002<\/p>\n<p>\u4f46\u662f\uff0c\u5982\u679c\u662f\u5212\u8bcd\u8bc4\u8bba\u8fd9\u79cd\u5bf9\u9009\u533a\u8981\u6c42\u6bd4\u8f83\u9ad8\u7684\u573a\u666f\uff0c\u4e0a\u9762\u7684\u73b0\u8c61\u4f1a\u6709\u5927\u95ee\u9898\uff0c\u6bd4\u65b9\u8bf4\u6b64\u65f6\u9009\u533a\u7684anchorNode\u6216\u8005focusNode\u4e5f\u4e0d\u662f\u6587\u672c\uff0c\u800c\u662f\u66f4\u4e0a\u5c42\u7684\u5143\u7d20\uff0c\u539f\u672c\u7684\u6267\u884c\u903b\u8f91\u5c31\u4f1a\u51fabug\u3002<\/p>\n<p>\u600e\u4e48\u529e\u5462\uff1f\u53ea\u80fd\u5bf9\u8fd9\u6837\u7684\u9009\u533a\u8fdb\u884c\u4e13\u95e8\u7684\u5904\u7406\u4e86\u3002<\/p>\n<p>\u5904\u7406\u65b9\u6cd5\u5f88\u7b80\u5355\uff0c\u91cd\u65b0\u8bbe\u7f6eRange\u7684\u5185\u5bb9\uff0c\u7136\u540e\u518d\u4f7f\u7528\u8fd9\u4e2a\u65b0\u7684Range\u8fdb\u884c\u5904\u7406\uff08\u53ef\u4ee5\u662f\u6539\u53d8Range\u9009\u533a\u7684\u8282\u70b9\uff0c\u6216\u8005\u662f\u6539\u53d8Range\u9009\u533a\u7684\u8d77\u6b62\u70b9\uff0c\u5747\u6709\u5bf9\u5e94\u7684API\uff09\u3002<\/p>\n<p>\u6b64\u65f6\uff0c\u867d\u7136\u89c6\u89c9\u4e0a\u7528\u6237\u662f\u65e0\u611f\u77e5\u7684\uff0c\u4f46\u5b9e\u9645\u4e0a\uff0c\u4ee3\u7801\u5df2\u7ecf\u505a\u4e86\u5f88\u591a\u4e8b\u60c5\u3002<\/p>\n<p>\u5904\u7406\u4ee3\u7801\u793a\u610f\u5982\u4e0b\uff0c\u4e5f\u53ef\u4ee5\u53c2\u89c1 gitee \u9879\u76ee\u4e2d\u7684 <a href=\"https:\/\/gitee.com\/zhangxinxu\/word-comment\/blob\/master\/src\/utils.js\" rel=\"noopener\" target=\"_blank\">utils.js<\/a>\uff1a<\/p>\n<pre>\/\/ eleTarget \u5c31\u662f\u5185\u5bb9\u6240\u5728\u7684\u5bb9\u5668\u5143\u7d20\r\n\/\/ \u83b7\u5f97\u9009\u533a\r\nconst selection = document.getSelection();\r\nlet selectContent = selection.toString();\r\nlet selectContentTrim = selectContent.trim();\r\n\r\nif (!selectContentTrim) {\r\n  return;\r\n}\r\n\r\n\/\/ \u5982\u679c\u6709\u8d85\u51fa\u8303\u56f4\u7684\u5185\u5bb9\r\nif (eleTarget.textContent.indexOf(selectContentTrim) == -1) {\r\n  return;\r\n}\r\n\r\nconst range = selection.getRangeAt(0);\r\n\r\n\/\/ \u91cd\u65b0\u4fee\u6539\u9009\u533a\r\nif (selectContent != selectContentTrim && eleTarget.textContent.trim() == selectContentTrim) {\r\n  \/\/ \u5982\u679c\u7eaf\u6587\u672c\uff0c\u4f7f\u7528\u5f53\u524d\u8282\u70b9\r\n  if (!eleTarget.children.length) {\r\n    range.selectNode(range.startContainer);\r\n  } else {\r\n    \/\/ \u5982\u679c\u5305\u542b\u5b50\u5143\u7d20\uff0c\u5219\u6539\u53d8\u9009\u533a\u7684\u8d77\u6b62\u70b9\r\n    range.setStartBefore(eleTarget.firstChild);\r\n    range.setEndAfter(eleTarget.lastChild);\r\n  }\r\n  \r\n  selectContent = selectContentTrim;\r\n}<\/pre>\n<p>\u63a5\u4e0b\u6765\uff0c\u5c31\u53ef\u4ee5\u6309\u7167\u5e38\u89c4\u7684\u6587\u5b57\u9009\u533a\u8fdb\u884c\u5904\u7406\u5c31\u597d\u4e86\u3002<\/p>\n<h4>4. \u53cd\u5411\u9ad8\u4eae\u6807\u8bb0\u7684\u5b9e\u73b0<\/h4>\n<p>\u6709\u4e86\u9009\u533a\u7684\u8d77\u6b62\u4f4d\u7f6e\uff0c\u90a3\u91cd\u65b0\u8fdb\u5165\u9875\u9762\u7684\u65f6\u5019\uff0c\u5982\u679c\u8ba9\u5bf9\u5e94\u4f4d\u7f6e\u7684\u6587\u5b57\u9ad8\u4eae\u5462\uff1f<\/p>\n<p>\u5f88\u663e\u7136\uff0c\u6211\u4eec\u9700\u8981\u521b\u5efa\u65b0\u7684range\uff0c\u7136\u540e\u5916\u9762\u5305\u88f9\u4e00\u4e2a\u9ad8\u4eae\u7684span\u5143\u7d20\uff0c\u8fd9\u91cc\u6211\u4eec\u9700\u8981\u7528\u5230Range\u5bf9\u8c61\u7684<code>surroundContents()<\/code> API\uff0c\u6b64API\u53ef\u4ee5\u8ba9\u88f8\u9732\u7684\u6587\u5b57\u5916\u9762\u5305\u88f9HTML\u5143\u7d20\uff0c\u800c\u4e0d\u81f3\u4e8e\u5f71\u54cd\u5176\u4ed6\u6587\u672c\u5185\u5bb9\u3002<\/p>\n<p>\u597d\uff0c\u4e0b\u9762\u7684\u96be\u70b9\u5c31\u53d8\u6210\u4e86\u5982\u4f55\u57fa\u4e8e<code>startIndex<\/code>\u548c<code>endIndex<\/code>\u521b\u5efa\u7cbe\u51c6\u7684\u9009\u533a\uff0c\u8fd9\u4e2a\u8fd8\u6709\u4e9b\u9ebb\u70e6\uff0c\u56e0\u4e3aRange\u7684\u8d77\u6b62\u70b9\u521b\u5efa\u9700\u8981\u7cbe\u786e\u627e\u5230\u5bf9\u5e94\u7684\u8282\u70b9\u5143\u7d20\u548c\u504f\u79fb\u4f4d\u7f6e\u3002<\/p>\n<p>\u4e0b\u9762\u4ee3\u7801\u662f\u5b9e\u73b0\u7684\u793a\u610f\uff1a<\/p>\n<pre>function getNodeAndOffset(dom, start = 0, end = 0){\r\n    const arrTextList = [];\r\n    const map = function(chlids){\r\n      [...chlids].forEach(el =&gt; {\r\n        if (el.nodeName === '#text') {\r\n          arrTextList.push(el)\r\n        } else if (el.textContent) {\r\n          map(el.childNodes)\r\n        }\r\n      })\r\n    }\r\n    map(dom.childNodes);\r\n\r\n    let startNode = null;\r\n    let startIndex = 0;\r\n    let endNode = null;\r\n    let endIndex = 0;\r\n    \/\/ \u603b\u7684\u5b57\u7b26\u957f\u5ea6\r\n    let total = startIndex;\r\n\r\n    \/\/ \u8ba1\u7b97\u957f\u5ea6\r\n    arrTextList.forEach(function (node) {\r\n      if (startNode && endNode) {\r\n        return;\r\n      }\r\n      let length = node.textContent.length;\r\n      \/\/ \u5f53\u524d\u8282\u70b9\uff0c\u603b\u7684\u957f\u5ea6\u8303\u56f4\r\n      const range = [total, total + length];\r\n      \/\/ \u770b\u770b\uff0cstart\u548cend\u6709\u6ca1\u6709\u5728\u5176\u4e2d\r\n      \/\/ start\u5728\u8fd9\u4e2a\u8303\u56f4\u4e2d\r\n      \/\/ \u53ef\u4ee5\u786e\u5b9astartIndex\u4e86\r\n      if (!startNode && start >= range[0] &amp;&amp; start < range[1]) {\r\n        startNode = node;\r\n        startIndex = start - total;\r\n      }\r\n      \/\/ '\u6211\u8981' (0, 2)\r\n      if (!endNode &#038;&#038; end > range[0] && end <= range[1]) {\r\n        endNode = node;\r\n        endIndex = end - range[0];\r\n      }\r\n      total = total + length;\r\n    });\r\n\r\n    if (!startNode || !endNode) {\r\n      return null;\r\n    }\r\n\r\n    return [startNode, startIndex, endNode, endIndex];\r\n}\r\n\r\nvar startIndex = obj.startIndex;\r\nvar endIndex = obj.endIndex;\r\n\r\n\/\/ \u521b\u5efa range\r\nconst range = document.createRange();\r\n\/\/ container\u662f\u5bb9\u5668\u5143\u7d20\r\nconst nodes = getNodeAndOffset(container, startIndex, endIndex);\r\nif (nodes) {\r\n   range.setStart(nodes[0], nodes[1]);\r\n   range.setEnd(nodes[2], nodes[3]);\r\n}<\/pre>\n<p>\u5176\u4e2d\u5b9e\u73b0\u7684\u6838\u5fc3\u5c31\u662f<code>getNodeAndOffset()<\/code>\u65b9\u6cd5\uff0c\u5927\u5bb6\u53ef\u4ee5\u76f4\u63a5\u590d\u5236\u7c98\u8d34\u62ff\u6765\u4f7f\u7528\u3002<\/p>\n<h4>5. \u7f16\u8f91\u65f6\u5019\u7684\u8d77\u6b62\u70b9\u548c\u5185\u5bb9\u5b9e\u65f6\u4fdd\u5b58<\/h4>\n<p>\u7c7b\u4f3c\u6587\u6863\u8fd9\u79cd\u53ef\u7f16\u8f91\u7684\u5212\u8bcd\u8bc4\u8bba\uff0c\u5f53\u5bf9\u5e94\u5185\u5bb9\u4fee\u6539\u7684\u65f6\u5019\uff0c\u9700\u8981\u5b9e\u65f6\u4fdd\u5b58\u9009\u533a\u7684\u8d77\u6b62\u70b9\u548c\u5185\u5bb9\uff0c\u6b64\u65f6\uff0c\u76f8\u5173\u4fe1\u606f\u5982\u4f55\u83b7\u53d6\u5462\uff1f<\/p>\n<p>\u4e0b\u9762\u8fd9\u6bb5\u4ee3\u7801\u5c31\u662f\u6211\u4f7f\u7528\u7684\u7b97\u6cd5\uff1a<\/p>\n<pre>function getContentAndIndexList (target, selector) {\r\n    const divTmp = document.createElement('div');\r\n    \/\/ \u66ff\u6362\r\n    divTmp.innerHTML = target.innerHTML;\r\n    \/\/ \u6700\u7ec8\u8fd4\u56de\u7684\u6570\u636e\r\n    let operateCommentsList = [];\r\n    \/\/ \u904d\u5386\u4e0e\u5339\u914d\r\n    const getRange = function () {\r\n        let eleWrod = divTmp.querySelector(selector);\r\n\r\n        if (!eleWrod) {\r\n            return;\r\n        }\r\n\r\n        let text = '';\r\n        [...divTmp.childNodes].some(function (node) {\r\n            if (node === eleWrod) {\r\n                const selectContent = node.textContent;\r\n                operateCommentsList.push({\r\n                    selectContent: selectContent,\r\n                    startIndex: text.length,\r\n                    endIndex: text.length + selectContent.length,\r\n                    \/\/ \u8fd9\u91cc\u7684 gid \u547d\u540d\u662f\u6839\u636e\u4e1a\u52a1\u8d70\u7684\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u540d\u79f0 \r\n                    gid: Number(node.dataset.gid)\r\n                });\r\n\r\n                \/\/ \u8282\u70b9\u66ff\u6362\r\n                node.replaceWith.apply(node, [...node.childNodes]);\r\n\r\n                \/\/ \u7ee7\u7eed\u904d\u5386\r\n                getRange();\r\n\r\n                return true;\r\n            }\r\n\r\n            text += node.textContent;\r\n        });\r\n    };\r\n\r\n    getRange();\r\n\r\n    return operateCommentsList;\r\n}\r\n<\/pre>\n<p>\u539f\u7406\u4e3a\uff1a\u521b\u5efa\u4e2a\u4e34\u65f6\u7684div\u5bf9\u8c61\uff0c\u5b8c\u5168\u514b\u9686\u5143\u7d20\u5185\u5bb9\uff0c\u7136\u540e\u904d\u5386\u6240\u6709\u7684\u9ad8\u4eae\u5143\u7d20\uff0c\u5e76\u4f9d\u6b21\u628a\u6b64\u9ad8\u4eae\u5143\u7d20\u66ff\u6362\u6210\u5b50\u5143\u7d20\uff0c\u4ece\u800c\u83b7\u5f97\u6240\u6709\u7684\u9ad8\u4eae\u5212\u8bcd\u7684\u6570\u636e\u3002<\/p>\n<p>\u6b63\u597d\u548c\u4e0d\u65ad\u4f7f\u7528<code>surroundContents()<\/code>\u8fdb\u884c\u9ad8\u4eae\u7684\u505a\u6cd5\u76f8\u53cd\u3002<\/p>\n<p>\u597d\uff0c\u6709\u4e86\u4ee5\u4e0a\u51e0\u4e2a\u6838\u5fc3\u96be\u70b9\u7684\u89e3\u51b3\uff0c\u518d\u914d\u5408\u4e00\u4e9b\u5e38\u89c1\u7684\u4ea4\u4e92\u903b\u8f91\uff0c\u5c31\u80fd\u5b9e\u73b0\u5b8c\u6574\u7684\u5212\u8bcd\u529f\u80fd\u4e86\u3002<\/p>\n<p>\u5177\u4f53\u7684\u5b9e\u73b0\u903b\u8f91\u548c\u4ee3\u7801\u53c2\u89c1\u672c\u6587\u4e00\u5f00\u5934\u5c55\u793a\u7684\u90a3\u4e2a gitee \u9879\u76ee\u3002<\/p>\n<h3>\u56db\u3001\u7ed3\u675f\u8bed<\/h3>\n<p>\u53ef\u80fd\u6709\u4eba\u6ce8\u610f\u5230\u4e86\uff0c\u52a0\u4e0a\u8fd9\u7bc7\u6587\u7ae0\uff0c\u6211\u8fd9\u662f3\u59293\u8fde\u53d1\u4e86\uff0c\u9ad8\u4ea7\u4f3c\u5565\u5565\u3002<\/p>\n<p>\u5947\u602a\uff0c\u535a\u4e3b\uff01\u6211\u8fd8\u4ee5\u4e3a\u4f60\u6c89\u8ff7\u9493\u9c7c\u65e0\u6cd5\u81ea\u62d4\uff0c\u4ee5\u81f3\u4e8e\u4e0d\u518d\u66f4\u65b0\u535a\u5ba2\u4e86\u3002<\/p>\n<p>NoNoNo\uff01\u867d\u7136\u9493\u9c7c\u82b1\u7684\u65f6\u95f4\u786e\u5b9e\u6bd4\u4ee5\u524d\u591a\u591a\u4e86\uff0c\u4f46\u90a3\u662f\u628a\u4e4b\u524d\u5199\u5c0f\u8bf4\u7684\u65f6\u95f4\u817e\u51fa\u53bb\u7684\u3002<\/p>\n<p>\u4e4b\u6240\u4ee5\u8fd9\u4e24\u4e2a\u6708\u6587\u7ae0\u66f4\u7684\u5b8c\u5168\u6ca1\u6709\u4e4b\u524d\u52e4\u5feb\uff0c\u662f\u56e0\u4e3a\u8fd9\u4e24\u4e2a\u6708\u5728\u5fd9\u7740\u5199\u300aCSS\u9009\u62e9\u5668\u7b2c\u4e8c\u7248\u300b\uff0c\u8fd9\u4e0d\uff0c\u4e0a\u5468\u521a\u4ea4\u5b8c\u7a3f\uff0c\u8fd9\u5468\u6211\u5c31\u7206\u66f4\u6765\u4e86\u3002<\/p>\n<p>\u6709\u65f6\u95f4\u4e86\u3002<\/p>\n<p>\u4e0d\u8fc7\uff0c\u522b\u5f97\u610f\uff0c\u7b4910\u6708\u8fc7\u540e\uff0c\u6211\u8fd8\u8981\u5199\u300aCSS\u4e16\u754c\u4fee\u8ba2\u7248\u300b\uff0c\u53c8\u8981\u51e0\u4e2a\u6708\u5fd9\u5f97\u4e0d\u53ef\u5f00\u4ea4\u4e86\u3002<\/p>\n<p>\u6240\u4ee5\uff0c\u8d81\u774010\u6708\u8fd8\u6709\u4e00\u5468\uff0c\u6211\u6253\u7b97\u518d\u7206\u66f4\u51e0\u7bc7\u3002<\/p>\n<p>\u5c3d\u8bf7\u671f\u5f85~<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/emtion\/emoji\/1f917.svg\" width=\"20\" height=\"20\" align=\"absmiddle\"><\/p>\n<p>\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u6b22\u8fce\u5206\u4eab\uff0c\u52ff\u5168\u6587\u8f6c\u8f7d\uff0c\u5982\u679c\u5b9e\u5728\u559c\u6b22\uff0c\u53ef\u6536\u85cf\uff0c\u6c38\u4e0d\u8fc7\u671f\uff0c\u4e14\u4f1a\u53ca\u65f6\u66f4\u65b0\u77e5\u8bc6\u70b9\u53ca\u4fee\u6b63\u9519\u8bef\uff0c\u9605\u8bfb\u4f53\u9a8c\u4e5f\u66f4\u597d\u3002<br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=10541\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=10541<\/a><\/p>\n<p>\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202209\/cover-selection.jpg\" width=\"160\" height=\"100\" alt=\"\u4e07\u91cc\u6311\u4e00\" class=\"alignright size-medium\" loading=\"lazy\" \/><\/p>\n<p>\u5982\u679c\u4f60\u6709\u7c7b\u4f3c\u5212\u8bcd\u8bc4\u8bba\u7684\u5f00\u53d1\u9700\u6c42\uff0c\u672c\u6587\u5185\u5bb9\u4e0d\u5bb9\u9519\u8fc7\uff0c\u8fd9\u53ef\u662f\u5916\u9762\u5f88\u96be\u627e\u5230\u7684\u5f00\u53d1\u7d20\u6750\uff0c\u6682\u65f6\u6ca1\u6709\u9047\u5230\u7c7b\u4f3c\u9700\u6c42\u4e5f\u6ca1\u5173\u7cfb\uff0c\u53ef\u4ee5Star\u4e0b\u9879\u76ee\uff0c\u65e5\u540e\u518d\u8bf4\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[180],"tags":[1858,1859,623,1852,1307,587,499,1860,1762],"_links":{"self":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/10541"}],"collection":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/comments?post=10541"}],"version-history":[{"count":0,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/10541\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/media?parent=10541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/categories?post=10541"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/tags?post=10541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}