{"id":4843,"date":"2015-06-20T01:05:41","date_gmt":"2015-06-19T17:05:41","guid":{"rendered":"http:\/\/www.zhangxinxu.com\/wordpress\/?p=4843"},"modified":"2016-08-06T21:27:55","modified_gmt":"2016-08-06T13:27:55","slug":"ie7-attribute-css-selector","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2015\/06\/ie7-attribute-css-selector\/","title":{"rendered":"IE7\u6d4f\u89c8\u5668\u4e0bCSS\u5c5e\u6027\u9009\u62e9\u5668\u4e8c\u4e09\u4e8b"},"content":{"rendered":"

by zhangxinxu<\/a> from http:\/\/www.zhangxinxu.com<\/a>
\n\u672c\u6587\u5730\u5740\uff1ahttp:\/\/www.zhangxinxu.com\/wordpress\/?p=4843<\/a><\/p>\n

\u4e00\u3001\u4e3a\u4f55\u4e13\u95e8\u8bf4\u8d77IE7<\/h3>\n

\u4ee5\u524d\uff0c\u6216\u8005\u8bf4\u6570\u5e74\u524d\uff0c\u6211\u4eec\u4ece\u4e8b\u684c\u9762\u7aef\u7f51\u9875\u5f00\u53d1\u7684\u65f6\u5019\uff0c\u57fa\u672c\u4e0a\u90fd\u8fd8\u8981\u517c\u987eIE6\u6d4f\u89c8\u5668, \u5373\u4f7f\u6709\u4e9b\u7279\u6027\uff0cIE7\u652f\u6301\uff0c\u6211\u4eec\u4e5f\u4f1a\u5ffd\u7565\u4e4b\u3002\u4e8e\u662f\uff0c\u6211\u4eec\u4f1a\u4e0d\u81ea\u7136\u5730\u628aIE6\u548cIE7\u6d4f\u89c8\u5668\u5f52\u4e3a\u4e00\u8def\u8d27\u8272\uff0c\u7814\u7a76\u7684\u591a\u534a\u662f\u4e24\u4e2a\u6d4f\u89c8\u5668\u5171\u6027\u7684\u4e1c\u897f\uff0c\u6bd4\u65b9\u8bf4haslayout\u4e4b\u7c7b\u7684\u3002<\/p>\n

\u4f46\u662f\uff0c\u6700\u8fd11~2\u5e74\uff0c\u81f3\u5c11\u6211\u4e2a\u4eba\u6240\u4ece\u4e8b\u7684\u684c\u9762PC\u9879\u76ee\u90fd\u4e0d\u9700\u8981\u7ba1IE6\u6d4f\u89c8\u5668(0.3%)\u4e86\uff0c\u4f46\u662f\uff0c\u8fd8\u662f\u8981\u5173\u5fc3IE7\u6d4f\u89c8\u5668(3%+)\u7684\u3002\u867d\u7136\uff0c\u6211\u4eec\u6709\u4e30\u5bcc\u7684\u5904\u7406IE6\u6d4f\u89c8\u5668\u7684\u7ecf\u9a8c\uff0c\u4f46\u662f\uff0c\u5f53\u6211\u4eec\u4e0d\u8981\u7ba1IE6\u6d4f\u89c8\u5668\u7684\u65f6\u5019\uff0c\u6211\u4eec\u524d\u7aef\u6280\u672f\u7684\u9009\u578b\u4e0a\u5c31\u4e0d\u80fd\u505c\u7559\u5728\u6570\u5e74\u524d\u7684\u90a3\u4e2a\u5957\u8def\u4e0a\uff0c\u6211\u4eec\u5e94\u8be5\u4e0e\u65f6\u4ff1\u8fdb\uff0c\u5927\u529b\u6316\u6398IE7\u6d4f\u89c8\u5668\u7684\u6f5c\u529b\u3002<\/p>\n

\u6839\u636e\u6211\u7684\u4e00\u4e9b\u7814\u7a76\u4e0e\u5b9e\u8df5\uff0cIE7\u6d4f\u89c8\u5668\u7684\u4e00\u4e9b\u7279\u6027\u548c\u6f5c\u529b\u8fd8\u662f\u5f88\u60ca\u4eba\u7684\uff0c\u4f46\u5c31\u9009\u62e9\u5668\u8fd9\u4e00\u5757\uff0c\u6211\u4eec\u5c31\u80fd\u73a9\u5f88\u591a\u4e8b\u60c5\uff0c\u5982\u76f8\u90bb\u7236\u5b50\u9009\u62e9\u5668\uff0c\u76f8\u90bb\u548c\u4e0d\u76f8\u90bb\u5144\u5f1f\u9009\u62e9\u5668\uff0c\u4ee5\u53ca\u672c\u6587\u8981\u4e13\u95e8\u7ec6\u8bf4\u7684\u5c5e\u6027\u9009\u62e9\u5668\u3002<\/p>\n

OK\uff0c\u4e3a\u4f55\u8981\u4e13\u95e8\u8bb2IE7\u6d4f\u89c8\u5668\u4e0b\u7684CSS\u5c5e\u6027\u9009\u62e9\u5668\u5462\uff1f\u54c8\u54c8\uff0c\u90a3\u662f\u56e0\u4e3a\u6709\u8da3\u7684\u4e8b\u60c5\u8fd8\u771f\u4e0d\u5c11\uff01<\/p>\n

\u4e8c\u3001CSS\u5c5e\u6027\u9009\u62e9\u5668\u7b80\u4ecb<\/h3>\n

\u4ec0\u4e48\u662f\u5c5e\u6027\u9009\u62e9\u5668\u5462\uff1f\u5c31\u662f\u6839\u636eDOM\u5143\u7d20\u7684\u5c5e\u6027\u9009\u62e9\u5bf9\u5e94\u7684\u5143\u7d20\u3002\u5927\u81f4\u6709\u4e0b\u9762\u7684\u7528\u6cd5\uff1a<\/p>\n

\n
[attr]\n[attr=val]\n[attr^=val]\n[attr$=val]\n[attr*=val]\n<\/pre>\n<\/div>\n
\u4ee5\u4e0a\u9009\u62e9\u5668\uff0c\u5b9e\u9645\u4e0a\u662f\u5f52\u5c5e\u4e8eCSS3\u9009\u62e9\u5668\u7684\uff0c\u8303\u7574\u3002\u563f\uff0c\u4ee4\u4eba\u60ca\u5947\u7684\u662f\uff0cIE8\u6d4f\u89c8\u5668\u751a\u81f3IE7\u6d4f\u89c8\u5668\u4e5f\u652f\u6301\u4ee5\u4e0a\u8fd9\u4e9b\u9009\u62e9\u5668\uff0c\u6ca1\u9519\uff0c\u5305\u62ec\u5c5e\u6027\u6b63\u5219\u5224\u65ad\uff0c\u4e5f\u662f\u652f\u6301\u7684\u3002<\/p>\n
\u54df\uff0c\u4f60\u8fd8\u4e0d\u4fe1\uff1f<\/p>\n
\"\u4f60\u522b\u9a97\u6211\"<\/p>\n
\u90a3\u6211\u4eec\u5b9e\u4f8b\u8d70\u8d77\uff0c\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1aIE7\u4e0eCSS\u5c5e\u6027\u9009\u62e9\u5668\u6d4b\u8bd5Demo<\/a><\/p>\n
\u5982\u4e0bCSS\u548cHTML:<\/p>\n
\n
span[id=aaa] { color: #cd0000; }\nspan[id^=b] { color: #cd0000; }\nspan[id*=c] { color: #cd0000; }\nspan[id$=d] { color: #cd0000; }<\/pre>\n<\/div>\n
\n
<span id=\"aaa\">\u989c\u8272\u662f\u7ea2\u8272\u652f\u6301[id=val]<\/span>\n<span id=\"bbb\">\u989c\u8272\u662f\u7ea2\u8272\u652f\u6301[id^=val]<\/span>\n<span id=\"ccc\">\u989c\u8272\u662f\u7ea2\u8272\u652f\u6301[id*=val]<\/span>\n<span id=\"ddd\">\u989c\u8272\u662f\u7ea2\u8272\u652f\u6301[id$=val]<\/span><\/pre>\n<\/div>\n
\u7ed3\u679c\u9006\u5e02\u4e0a\u626c\uff0c\u5168\u7ebf\u98d8\u7ea2\uff1a
\n\"\u5c5e\u6027\u9009\u62e9\u5668IE7\u6d4f\u89c8\u5668\u652f\u6301\u60c5\u51b5\u622a\u56fe\"<\/p>\n
\u201c\u6211\u53bb\uff1f\u201d\u6709\u4eba\u4f1a\u7591\u95ee\u4e86\uff0c\u201c\u65e2\u7136IE7\u8fd9\u56de\u54b8\u9c7c\u7ffb\u8eab\u3001\u5149\u5b97\u8000\u7956\u4e86\uff0c\u90a3\u8fd8\u6709\u4ec0\u4e48\u597d\u5410\u69fd\u7684\u5462\u201d\uff01<\/p>\n
\u6240\u8c13\u201c\u4eba\u7b97\u4e0d\u5982IE\u7b97\u201d\uff0c\u5929\u771f\u7684\u6211\u4eec\u5929\u771f\u7684\u8ba4\u4e3a\u4e8b\u60c5\u5c31\u8fd9\u4e48happy ending\u4e86\uff01\u5b9e\u9645\u4e0a\uff0c\u7cbe\u5f69\u7684\u6545\u4e8b\u624d\u521a\u521a\u5f00\u59cb\u3002\u4e0a\u9762Demo\u4e4b\u6240\u4ee5\u652f\u6301\uff0c\u56e0\u4e3a\u6211\u4eec\u4f7f\u7528\u4e86\u4e00\u4e2a\u975e\u5e38\u5e38\u7528\u7684\u5c5e\u6027id<\/code>\u505a\u793a\u610f\u7684\uff0cDOM\u5143\u7d20\u7684\u539f\u751f\u5c5e\u6027\u4f55\u5176\u591a\uff0c\u4f60\u80fd\u4fdd\u8bc1IE7\u90fd\u7167\u987e\u5f97\u6765\uff1f<\/p>\n
\"\u574f\u7b11\"<\/p>\n
\u4e09\u3001IE7\u6d4f\u89c8\u5668\u4e0d\u8ba4\u8bc6\u539f\u751f\u7684[checked]\u5c5e\u6027<\/h3>\n
[checked]<\/code>\u5c5e\u6027\u5927\u5bb6\u5e94\u8be5\u90fd\u77e5\u9053\uff0c\u5bf9\u5427\uff0c\u4e00\u822c\u5e73\u5e38\u6211\u4eec\u7528\u5728\u5355\u9009\u6846\/\u590d\u9009\u6846\u4e0a\uff0c\u8868\u793a\u662f\u5426\u9009\u4e2d\uff0c\u4f8b\u5982\uff1a<\/p>\n
\n
<<input type=\"radio\" checked>\/pre><\/div>\n\n\u7136\u800c\uff0c\u5c31\u662f\u8fd9\u4e2a\u5176\u8c8c\u4e0d\u626c\u7684[checked]<\/code>\u5c5e\u6027\uff0c\u5728IE7\u90a3\u91cc\u786e\u662f\u4e0d\u652f\u6301\u7684\uff0c\u54e6\uff0c\u62b1\u6b49\uff0c\u8bf4\u8bdd\u8981\u4e25\u8c28\uff0c\u662f\uff1aIE7\u6d4f\u89c8\u5668\u4e0b\uff0c\u5355\u590d\u9009\u6846\u7684[checked]\u4f5c\u4e3a\u5c5e\u6027\u9009\u62e9\u5668\u4e0d\u652f\u6301<\/strong>\u3002\u6ce8\u610f\uff0c\u4e00\u5b9a\u662f\u5355\u9009\u6846(type=radio)\u6216\u8005\u590d\u9009\u6846(type=checkbox)\u5143\u7d20\u624d\u8fd9\u6837\u3002\u6bd4\u65b9\u8bf4<div><\/code>, <span><\/code>\u5143\u7d20\u4e0a\u6302\u4e00\u4e2a[checked]<\/code>\u5c5e\u6027\u9009\u62e9\u5668\uff0c\u4f9d\u7136\u662f\u80fd\u8bc6\u522b\u7684\u3002\n\n\u5982\u4e0bCSS\u548cHTML\u4ee3\u7801\uff1a\n
[checked] { color: #cd0000; }\n[checked] + span { color: #cd0000; }<\/pre>\n<\/div>\n
\n
\n<span checked>\u989c\u8272\u662f\u7ea2\u8272\u5219\u652f\u6301<\/span>\n<input type=\"radio\" checked><span>\u989c\u8272\u662f\u7ea2\u8272\u5219\u652f\u6301<\/span><\/pre>\n<\/div>\n
\u7ed3\u679c\u5462\uff0c\u73b0\u4ee3\u6d4f\u89c8\u5668\u4eec\u81ea\u7136\u4e0d\u7528\u8bf4\uff0c\u5c31\u8bf4IE8\u6d4f\u89c8\u5668\u4e0b\uff0c\u4e5f\u90fd\u662f\u5168\u7ebf\u98d8\u7ea2\uff0c[checked]<\/code>\u5c5e\u6027\u9009\u62e9\u5668\u5168\u652f\u6301\uff1a
\n\"IE8\u6d4f\u89c8\u5668\u4e0b\u8ba4\u8bc6\u5355\u9009\u6846\u7684[checked]\u5c5e\u6027\u9009\u62e9\u5668\"<\/p>\n
\u4f46\u662f\uff0c\u672c\u6587\u7684\u7537\u4e3b\u89d2\uff0cIE7\u6d4f\u89c8\u5668\u5219 , \u4f3c\u4e4e\u4e0d\u652f\u6301\u5355\u9009\u6846[checked]\u5c5e\u6027\u9009\u62e9\u5668\uff1a
\n\"IE\u6d4f\u89c8\u5668\u4e0d\u652f\u6301\u5355\u9009\u6846[checked]\u5c5e\u6027\u9009\u62e9\u5668\u622a\u56fe\"<\/p>\n
\u4e0d\u5b8c\u7f8e\u4e86\uff0c\u751f\u6d3b\u4e0d\u7f8e\u4e3d\u4e86\u3002<\/p>\n
IE7\u554a\uff0cIE7\uff0c\u6789\u6211\u5bf9\u4f60\u62b1\u6709\u671f\u671b\uff0c\u6ca1\u60f3\u5230\uff0c\u671f\u671b\u8d8a\u5927\uff0c\u5931\u671b\u8d8a\u5927\u3002\u4f60\u8bf4\uff0c\u4f60\u8fd9\u4e48\u641e\uff0c\u6211\u60f3\u6839\u636e[checked]<\/code>\u5c5e\u6027\u6a21\u62df\u81ea\u5b9a\u4e49\u7684\u5355\u590d\u9009\u6846\u6548\u679c\uff0c\u5c31\u5b9e\u73b0\u4e0d\u4e86\u4e86\u554a\uff0c\u4f60\u600e\u4e48\u5c31\u4e0d\u4e89\u6c14\u5462\uff01\uff01<\/p>\n
\u5f88\u591a\u65f6\u5019\uff0c\u7236\u6bcd\u602a\u5b69\u5b50\u4e0d\u542c\u8bdd\uff0c\u5176\u5b9e\u6ca1\u6709\u53d1\u73b0\u5b69\u5b50\u90a3\u4e0e\u4f17\u4e0d\u540c\u4e4b\u5904\uff0c\u6ca1\u6709\u56e0\u6750\u65bd\u6559\u3002<\/p>\n
\u6211\u4eec\u4e00\u7aa5IE7\u6d4f\u89c8\u5668\u4e0b\u5bf9checked<\/code>\u5c5e\u6027\u7684HTML\u6e32\u67d3\uff0c\u4f1a\u53d1\u73b0\uff0c\u5b8c\u5168\u5927\u5199\u5316\u4e86\uff0c\u548c<span><\/code>\u5143\u7d20\u4e0a\u975e\u539f\u751f\u7684\u5c0f\u5199checked<\/code>\u5c5e\u6027\u5b8c\u5168\u4e0d\u4e00\u6837\uff1a
\n\"checked\u5c5e\u6027\u7684\u4e0d\u540c\u89e3\u6790\"<\/p>\n
\u800c\u9ad8\u7248\u672cIE\u6d4f\u89c8\u5668\u4e0b\u5219\u6ca1\u6709\u8fd9\u6837\u7684\u533a\u5206\u3002\u4e5f\u5c31\u662fIE7\u6d4f\u89c8\u5668\u4f3c\u4e4e\u5bf9\u5355\u9009\u6846\u7684checked<\/code>\u5c5e\u6027\u7279\u6b8a\u5bf9\u5f85\u4e86\uff0c\u7a76\u7adf\u80cc\u540e\u85cf\u4e86\u600e\u6837\u7684\u6545\u4e8b\u5462\uff1f<\/p>\n
\u6216\u8bb8\uff0c\u6211\u4eec\u53ef\u4ee5\u7b49\u5f85\u540e\u4eba\u6765\u89e3\u7b54\uff01\u2026\u2026\u2026\u2026\u2026\u2026\u4f60\u4ee5\u4e3a\u662f\u8fd9\u6837\u7684\u6545\u4e8b\u5957\u8def\u5417\uff1f\u9519\uff01\u6211\u73b0\u5728\u5c31\u8981\u544a\u8bc9\u4f60\u80cc\u540e\u7684\u6545\u4e8b\u3002<\/p>\n
\u5982\u679c\u6211\u4eec\u7aa5\u63a2jQuery prop()<\/code>\u65b9\u6cd5\u7684\u6e90\u7801\uff0c\u4f1a\u53d1\u73b0\uff0c\u6709\u4e2a\u5173\u952e\u5b57\u975e\u5e38\u62a2\u773c\uff0c\u4ec0\u4e48\u5173\u952e\u5b57\u5462\uff1f\u5f53\u5f53\u5f53\u5f53\u2026\u2026\u5c31\u662fdefaultChecked<\/code>.<\/p>\n
\u4e5f\u5c31\u662f\uff0c\u867d\u7136\uff0cIE7\u6d4f\u89c8\u5668\u8868\u9762\u4e0a\uff0c\u6211\u4eec\u770b\u5230\u7684\u662fchecked<\/code>\u5c5e\u6027\uff0c\u5b9e\u9645\u4e0a\uff0c\u80cc\u540e\u8fd0\u4f5c\u7684\u662fdefaultChecked<\/code>\u5c5e\u6027\uff0c\u56e0\u6b64\uff0c\u5bf9\u4e8e\u5355\u590d\u9009\u6846\uff0c\u5bf9\u4e8eIE7\u6d4f\u89c8\u5668\uff0c\u5c31\u4e0d\u8981\u6307\u671b[checked]<\/code>\u9009\u62e9\u5668\u4e86\uff0c\u8bd5\u8bd5[defaultChecked]<\/code>\u5c5e\u6027\u9009\u62e9\u5668\uff1f<\/p>\n
\n
[defaultChecked] + span { color: #cd0000; }<\/pre>\n<\/div>\n
\u7ed3\u679c\uff0cIE7\u6d4f\u89c8\u5668\u53c8\u5f00\u59cb\u653e\u5149\u5f69\u4e86\uff0c\u767e\u95fb\u4e0d\u5982\u4e00\u89c1\uff0c\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1aIE7\u6d4f\u89c8\u5668[checked]\/[defaultChecked]\u5c5e\u6027\u9009\u62e9\u5668Demo<\/a><\/p>\n
\u7ed3\u679c\uff0cIE7\u6d4f\u89c8\u5668\u4e1c\u8fb9\u4e0d\u4eae\u897f\u8fb9\u4eae\uff1a
\n\"IE7<\/p>\n
OK, \u6240\u4ee5\uff0c\u8fd9\u4e0b\u5927\u5bb6\u5e94\u8be5\u77e5\u9053\uff0c\u9047\u5230IE7\u8868\u5355\u5143\u7d20\u4e0d\u8ba4\u8bc6[checked]<\/code>\u5c5e\u6027\u9009\u62e9\u5668\u95ee\u9898\u65f6\u5019\u6539\u600e\u4e48\u529e\u4e86\u5427~~<\/p>\n
\u56db\u3001IE7\u6d4f\u89c8\u5668\u8ba4\u8bc6\u539f\u751f\u7684[disabled]\u5c5e\u6027\u5417\uff1f<\/h3>\n
\u540c\u6837\u662f\u8868\u5355\u5143\u7d20\u7684\u539f\u751f\u5c5e\u6027\uff0c\u65e2\u7136IE7\u4e0d\u8bc6[checked]<\/code>\u5c5e\u6027\u9009\u62e9\u5668\uff0c\u90a3\u662f\u5426\u4e5f\u4e0d\u8ba4\u8bc6[disabled]<\/code>\u5c5e\u6027\u9009\u62e9\u5668\u5462\uff1f<\/p>\n
\u5f88\u597d\u7684\u95ee\u9898\uff01<\/p>\n
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\n
[type=checkbox] { opacity: 0.5; filter: alpha(opacity=50); }<\/pre>\n<\/div>\n
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\u4f46\u662f\uff0c\u6211\u4eec\u7a0d\u4f5c\u4fee\u6539<\/p>\n
\n
input[type=checkbox] { opacity: 0.5; filter: alpha(opacity=50); }<\/pre>\n<\/div>\n
IE7\u6d4f\u89c8\u5668\u90fd\u8ba4\u7239\u8ba4\u5f97\u9ebb\u6e9c\u7684\u5f88\uff01<\/p>\n
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\"\u5c5e\u6027\u9009\u62e9\u5668\u8f85\u52a9\u6807\u7b7e\u9009\u62e9\u5668\u793a\u610f\"<\/p>\n
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\u8865\u5145\u4e8e2016-08-06<\/strong>
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\u5728HTML\u4e2d\uff0c\u5c5e\u6027\u540d\uff0c\u4f8b\u5982id<\/code>, title<\/code>\u4e4b\u7c7b\u662f\u4e0d\u533a\u5206\u5927\u5c0f\u5199\u7684\uff0cCSS\u4e2d\u7684\u9009\u62e9\u5668\u4e5f\u5e94\u8be5\u662f\u5982\u6b64\u3002\u4f46\u662fIE7\u5374\u5f88\u6709\u4e2a\u6027\u5730\u8bf4\u201c\u4e0d\u201d\uff0c\u79d1\u79d1\uff01<\/p>\n
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\u516d\u3001hold\u4e0d\u4f4f\u4e86\uff0c\u7ed3\u675f\u8bed<\/h3>\n
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