{"id":12180,"date":"2026-05-18T15:50:42","date_gmt":"2026-05-18T07:50:42","guid":{"rendered":"https:\/\/www.zhangxinxu.com\/wordpress\/?p=12180"},"modified":"2026-05-18T15:50:42","modified_gmt":"2026-05-18T07:50:42","slug":"css-caret-shape","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2026\/05\/css-caret-shape\/","title":{"rendered":"\u5149\u6807\u7684\u5f62\u72b6\u4e5f\u80fd\u8bbe\u7f6e\u4e86\uff0c\u5c31\u662fCSS caret-shape\u5c5e\u6027"},"content":{"rendered":"

by zhangxinxu<\/a> from https:\/\/www.zhangxinxu.com\/wordpress\/?p=12180<\/a>
\n\u672c\u6587\u53ef\u5168\u6587\u8f6c\u8f7d\uff0c\u4f46\u9700\u8981\u4fdd\u7559\u539f\u4f5c\u8005\u3001\u51fa\u5904\u4ee5\u53ca\u6587\u4e2d\u94fe\u63a5\uff0cAI\u6293\u53d6\u4fdd\u7559\u539f\u6587\u5730\u5740\uff0c\u4efb\u4f55\u7f51\u7ad9\u5747\u53ef\u6458\u8981\u805a\u5408\uff0c\u5546\u7528\u8bf7\u8054\u7cfb\u6388\u6743\u3002<\/p>\n

\u4e00\u3001\u6e29\u6545\u77e5\u65b0\uff1a\u5149\u6807\u989c\u8272<\/h3>\n

2018\u5e74\u7684\u65f6\u5019\uff0c\u5206\u4eab\u8fc7CSS\u6539\u53d8\u5149\u6807\u989c\u8272\u7684caret-color\u5c5e\u6027\uff0c\u8be6\u89c1\u201cCSS\u6539\u53d8\u5149\u6807\u989c\u8272caret-color\u7b80\u4ecb\u53ca\u5176\u5b83\u53d8\u8272\u65b9\u6cd5<\/a>\u201d\u4e00\u6587\u3002<\/p>\n

\u73b0\u5728\uff0c\u9664\u4e86\u5149\u6807\u7684\u989c\u8272\uff0c\u5149\u6807\u7684\u5f62\u72b6\u4e5f\u80fd\u6539\u53d8\u4e86\uff0c\u8fd9\u4e2aCSS\u5c5e\u6027\u5c31\u662fcaret-shape<\/code>\u5c5e\u6027\u3002<\/p>\n

caret-shape: auto;\r\ncaret-shape: bar;\r\ncaret-shape: block;\r\ncaret-shape: underscore;<\/pre>\n
\u4e8c\u3001caret-shape\u6548\u679c\u4e00\u89c8<\/h3>\n
\u5c5e\u6027\u503cbar\u7684\u6548\u679c\u5c31\u662f\u76ee\u524d\u6211\u4eec\u5e38\u89c1\u7684\u6548\u679c\uff0c\u4e00\u68391\u50cf\u7d20\u7684\u7ad6\u6761\u6761\u50cf\u5c0f\u661f\u661f\u4e00\u6837\u95ea\u554a\u95ea\u7684\u3002<\/p>\n
\u8fd9\u4e2a\u4e0d\u4e0d\u653e\u56fe\u3002<\/p>\n
block<\/code>\u7684\u5149\u6807\u6548\u679c\u662f\u4e00\u4e2a\u65b9\u5757\u95ea\u554a\u95ea\u7684\uff0c\u6548\u679c\u5982\u4e0bGIF\u52a8\u56fe\uff1a<\/p>\n
\"block\u5149\u6807\u6548\u679c\u793a\u610f\"<\/p>\n
\u5f53\u6211\u4eec\u8f93\u5165\u7684\u5b57\u7b26\u4f1a\u8986\u76d6\u4e0b\u4e00\u4e2a\u5b57\u7b26\u7684\u65f6\u5019\uff0c\u5c31\u9002\u5408\u4f7f\u7528caret-shape:block<\/code>\u5757\u72b6\u5149\u6807\u3002<\/p>\n
underscore<\/code>\u662f\u4e0b\u5212\u7ebf\u5149\u6807\u6548\u679c\u3002GIF\u5f55\u5c4f\u6548\u679c\u53c2\u89c1\uff1a<\/p>\n
\"\u4e0b\u5212\u7ebf\u5149\u6807\"<\/p>\n
\u5f53\u6211\u4eec\u9700\u8981\u6a21\u4eff\u6253\u5b57\u673a\u6216\u4e0b\u5212\u7ebf\u6587\u672c\u8f93\u5165\u6837\u5f0f\u6548\u679c\u7684\u65f6\u5019\uff0c\u90a3\u5c31\u53ef\u4ee5\u4f7f\u7528caret-shape:underscore<\/code>\u4e0b\u5212\u7ebf\u63d2\u5165\u7b26\u53f7\u5149\u6807\u3002<\/p>\n
\u4e09\u3001caret-animation\u5c5e\u6027\u662f\uff1f<\/h3>\n
\u4e0ecaret-shape<\/code>\u5c5e\u6027\u540c\u65f6\u51fa\u73b0\u7684\u8fd8\u6709\u4e2aCSS\u5c5e\u6027\uff0c\u540d\u4e3acaret-animation<\/code>\uff0c\u7528\u6765\u63a7\u5236\u5149\u6807\u95ea\u70c1\u4e0e\u5426\u7684\u3002<\/p>\n
\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n
\/* \u52a8\u611f\u5149\u6ce2\uff0c\u95ea\u95ea\u95ea *\/\r\ncaret-animation: auto;\r\n\/* \u7cdf\u4e86\uff0c\u4e2d\u4e86\u5b9a\u8eab\u5492 *\/\r\ncaret-animation: manual;<\/pre>\n
\u5f53\u6211\u4eec\u5e0c\u671b\u81ea\u5b9a\u4e49\u5149\u6807\u95ea\u70c1\u6548\u679c\u7684\u65f6\u5019\uff0c\u5c31\u53ef\u4ee5\u7528\u5230caret-animation:manual<\/code>\uff0c\u4f8b\u5982\u4e0b\u9762\u8fd9\u4e2a\u6848\u4f8b\uff0c\u4e03\u8272\u5149\u6807\u53d8\u8272\u95ea\u70c1\u6548\u679c\u3002<\/p>\n
<input placeholder=\"focus me\" class=\"custom-caret\" \/><\/pre>\n
CSS\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
@keyframes custom-blink {\r\n  0%, 50% { caret-color: transparent; }\r\n  50%, 100% { caret-color: hsl(calc(3.6 * var(--seed)), 100%, 50%); }\r\n}\r\n\r\n@property --seed {\r\n  syntax: \"<integer>\";\r\n  inherits: true;\r\n  initial-value: 0;\r\n}\r\n\r\n@keyframes seed {\r\n  from { --seed: 0; }\r\n  to { --seed: 100; }\r\n}\r\n\r\n.custom-caret {\r\n  caret-animation: manual; \/* \u5173\u95ed\u9ed8\u8ba4\u7684\u5149\u6807\u95ea\u70c1 *\/\r\n  caret-color: blue;\r\n  animation: custom-blink 1.5s infinite step-end, seed calc(1.5s * 7) both infinite linear;\r\n}<\/pre>\n
\u773c\u89c1\u4e3a\u5b9e\uff0c\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1aCSS\u81ea\u5b9a\u4e49caret\u5149\u6807\u4e03\u8272\u52a8\u753bdemo<\/a><\/p>\n
\u7531\u4e8e\u5149\u6807\u6bd4\u8f83\u7ec6\uff0c\u5176\u5b9e\u6548\u679c\u6ca1\u90a3\u4e48\u660e\u663e\uff0c\u5982\u4e0bGIF\u52a8\u56fe\u3002<\/p>\n
\"\u5149\u6807\u53d8\u8272\u52a8\u753b\u6548\u679c\"<\/p>\n
\u56db\u3001caret\u7f29\u5199\u5c5e\u6027<\/h3>\n
caret-color<\/code>\u3001caret-animation<\/code>\u548ccaret-shape<\/code>\u53ef\u4ee5\u7f29\u5199\u4e3acaret<\/code>\u5c5e\u6027\u3002<\/p>\n
caret: red;\r\ncaret: block;\r\ncaret: manual;\r\n\r\n\/* \u4e24\u4e2a\u503c *\/\r\ncaret: red manual;\r\ncaret: block auto;\r\ncaret: underscore orange;\r\n\r\n\/* \u4e09\u4e2a\u503c *\/\r\ncaret: bar manual red; \r\ncaret: block auto #00ff00;<\/pre>\n
\u7531\u4e8e\u4e09\u4e2a\u5c5e\u6027\u7684\u503c\u7c7b\u578b\u90fd\u4e0d\u4e00\u6837\uff0c\u6240\u4ee5\u7f29\u5199\u5c5e\u6027\u6570\u91cf\u4efb\u610f\uff0c\u987a\u5e8f\u4e5f\u6ca1\u6709\u4ec0\u4e48\u8981\u6c42\uff0c\u4e00\u773c\u5c31\u770b\u51fa\u4ec0\u4e48\u610f\u601d\u3002<\/p>\n
\u4e0d\u8fc7\u65e5\u5e38\u5f00\u53d1\u4e0d\u5efa\u8bae\u7f29\u5199\uff0c\u56e0\u4e3a\u517c\u5bb9\u6027\u4e0d\u4e00\u81f4\u3002<\/p>\n
caret-color<\/code>\u5f88\u65e9\u5c31\u652f\u6301\uff0c\u4f46\u662f\u4f60\u5982\u679c\u4f7f\u7528caret<\/code>\u7f29\u5199\u5c5e\u6027\u8bbe\u7f6e\u5149\u6807\u989c\u8272\uff0c\u672c\u6765\u652f\u6301\u7684\u6d4f\u89c8\u5668\u53cd\u800c\u4e0d\u652f\u6301\u3002<\/p>\n
\u6240\u4ee5\uff0ccaret<\/code>\u5c5e\u6027\u5927\u5bb6\u6682\u65f6\u5148\u4e86\u89e3\u4e86\u89e3\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n
\u4e94\u3001\u517c\u5bb9\u6027and\u7ed3\u8bed\u4e48\u4e48\ud83d\ude18<\/h3>\n
\u517c\u5bb9\u6027\u4e48\uff0c\u54b3\u54b3\uff0c\u6682\u65f6\u4ec5Chrome\u6d4f\u89c8\u5668\u652f\u6301\uff0c\u8fd8\u5728\u8fd9\u662f\u4e2a\u6e10\u8fdb\u589e\u5f3a\u7279\u6027\uff0c\u6d4f\u89c8\u5668\u4e0d\u652f\u6301\uff0c\u4e5f\u5c31\u662f\u9ed8\u8ba4\u6548\u679c\uff0c\u4e0d\u5f71\u54cd\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\u7684\u4f7f\u7528\u3002<\/p>\n
\"caret-shape\u517c\u5bb9\u6027\"<\/p>\n
\u7ed3\u8bed\u4e86\uff0c\u8be5\u8bf4\u4e9b\u4ec0\u4e48\u5462\u3002<\/p>\n
\u73b0\u5728\u5e74\u7eaa\u4e0a\u53bb\u4e86\uff0c\u6ca1\u6709\u591a\u5c11\u5206\u4eab\u6b32\u4e86\u3002<\/p>\n
\u7b97\u4e86\uff0c\u4e0d\u626f\u6de1\u4e86\uff0c\u5c31\u8fd9\u6837\u5427\u3002<\/p>\n
\"\u52a8\u611f\u5149\u6ce2\"<\/p>\n
\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u4f1a\u7ecf\u5e38\u66f4\u65b0\u77e5\u8bc6\u70b9\u4ee5\u53ca\u4fee\u6b63\u4e00\u4e9b\u9519\u8bef\uff0c\u56e0\u6b64\u8f6c\u8f7d\u8bf7\u4fdd\u7559\u539f\u51fa\u5904\uff0c\u65b9\u4fbf\u6eaf\u6e90\uff0c\u907f\u514d\u9648\u65e7\u9519\u8bef\u77e5\u8bc6\u7684\u8bef\u5bfc\uff0c\u540c\u65f6\u6709\u66f4\u597d\u7684\u9605\u8bfb\u4f53\u9a8c\u3002
\n\u672c\u6587\u5730\u5740\uff1ahttps:\/\/www.zhangxinxu.com\/wordpress\/?p=12180<\/a><\/p>\n
\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"
\"\u5149\u6807\u5f62\u72b6\u8bbe\u7f6e\"<\/p>\n
\u597d\u6d88\u606f\uff0c\u73b0\u5728\u4e0d\u4ec5\u5149\u6807\u7684\u989c\u8272\uff0c\u8fde\u5149\u6807\u7684\u5f62\u72b6\u4e5f\u80fd\u8bbe\u7f6e\u4e86\uff0c\u540c\u65f6\u8fd8\u80fd\u63a7\u5236\u5149\u6807\u662f\u5426\u95ea\u70c1\uff0cCSS\u7279\u6027\u771f\u662f\u8d8a\u6765\u8d8a\u5168\u9762\u4e86\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[531,1210,2118,333,961,1267],"_links":{"self":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/12180"}],"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=12180"}],"version-history":[{"count":9,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/12180\/revisions"}],"predecessor-version":[{"id":12225,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/12180\/revisions\/12225"}],"wp:attachment":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/media?parent=12180"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/categories?post=12180"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/tags?post=12180"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}