{"id":5494,"date":"2016-07-06T23:07:17","date_gmt":"2016-07-06T15:07:17","guid":{"rendered":"http:\/\/www.zhangxinxu.com\/wordpress\/?p=5494"},"modified":"2016-07-13T23:21:53","modified_gmt":"2016-07-13T15:21:53","slug":"ie7-ie8-css-circle-border-radius","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2016\/07\/ie7-ie8-css-circle-border-radius\/","title":{"rendered":"\u5c0ftips: IE7,IE8\u6d4f\u89c8\u5668\u7eafCSS\u5b9e\u73b0\u6b63\u5706\u89d2\u6548\u679c"},"content":{"rendered":"<p>by <a href=\"http:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"http:\/\/www.zhangxinxu.com\/wordpress\/?p=5494\">http:\/\/www.zhangxinxu.com\/wordpress\/?p=5494<\/a><br \/>\n\u672c\u6587\u5168\u6587\u8f6c\u8f7d\u9700\u8d2d\u4e70\u7248\u6743(500\u00a5)\uff0c\u6458\u8981\u5f15\u6d41\u5219\u514d\u8d39\uff0c\u5177\u4f53<a href=\"http:\/\/www.zhangxinxu.com\/sp\/copyright.html\" target=\"_blank\">\u53c2\u89c1\u8fd9\u91cc<\/a><\/p>\n<h3>\u4e00\u3001\u5173\u4e8eIE7, IE8\u4e0d\u652f\u6301CSS3 border-radius<\/h3>\n<p>CSS3 <code>border-radius<\/code>\u53ef\u4ee5\u8f7b\u6613\u5b9e\u73b0\u5706\u8fd8\u6709\u5706\u89d2\u6548\u679c\uff0c\u7136\u800c\uff0c\u9700\u8981IE9+\u6d4f\u89c8\u5668\u624d\u884c\u3002\u79fb\u52a8\u7aef\u81ea\u7136\u4e0d\u6210\u95ee\u9898\uff0c\u4f46\u662f\u4f17\u591a\uff08\u5c24\u5176\u9762\u5411C\u4fa7\uff09PC\u9875\u9762\u662f\u81f3\u5c11\u9700\u8981\u517c\u5bb9IE8\u7684\uff0c\u90a3\u6709\u6ca1\u6709\u4ec0\u4e48\u529e\u6cd5\u53ef\u4ee5\u8ba9IE7, IE8\u4e5f\u652f\u6301\u5706\u89d2\u5462\uff1f<\/p>\n<p>\u5f88\u4e45\u5f88\u4e45\u4ee5\u524d\u4ecb\u7ecd\u8fc7\u4e00\u4e2a\u540d\u4e3aPIE\u7684\u4e1c\u897f\u53ef\u4ee5\u5b9e\u73b0IE7,IE8\u7684\u5706\u89d2\uff0c\u662f10\u5e747\u6708\u4efd\u5199\u7684\u4e00\u7bc7\u201c<a href=\"http:\/\/www.zhangxinxu.com\/wordpress\/?p=967\">PIE\u4f7fIE\u652f\u6301CSS3\u5706\u89d2\u76d2\u9634\u5f71\u4e0e\u6e10\u53d8\u6e32\u67d3<\/a>\u201d\uff08\u672c\u6587\u8fd8\u6709\u5176\u4ed6\u5f88\u591a\u5706\u89d2\u65b9\u6cd5\u4ecb\u7ecd\uff09\u3002<\/p>\n<p>\u5176\u539f\u7406\u662f\u5229\u7528\u7684IE\u79c1\u6709\u7684behavior\uff0c\u672c\u8d28\u4e0a\u8fd8\u662fJS\u4ee3\u7801\u3002<\/p>\n<p>\u8fd9\u91cc\uff0c\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e00\u4e2a\u4f7f\u7528\u7eafCSS\u5b9e\u73b0IE7,IE8\u6d4f\u89c8\u5668\u6b63\u5706\u89d2\u7684\u4f8b\u5b50\u3002<\/p>\n<h3>\u4e8c\u3001\u7eafCSS\u5b9e\u73b0IE7,IE8\u5706\u89d2<\/h3>\n<p>\u6211\u4eec\u76f4\u63a5\u770bdemo\uff0c\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1a<a href=\"http:\/\/www.zhangxinxu.com\/study\/201607\/ie7-ie8-border-radius.html\" target=\"_blank\">IE7\/IE8\u6d4f\u89c8\u5668\u7eafCSS\u5b9e\u73b0\u5706\u89d2demo<\/a><\/p>\n<p>\u7ed3\u679c\uff0cIE7\u6d4f\u89c8\u5668\u4e0b\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201607\/2016-07-06_222446.png\" width=\"283\" height=\"331\" alt=\"IE7\u6d4f\u89c8\u5668\u4e0b\u5706\u89d2\" class=\"alignnone\" \/><\/p>\n<p>IE8\u6d4f\u89c8\u5668\u4e0b\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201607\/2016-07-06_223146.png\" width=\"238\" height=\"330\" alt=\"IE8\u6d4f\u89c8\u5668\u4e0b\u7684\u5706\u89d2\" class=\"alignnone\" \/><\/p>\n<p><strong>\u8865\u5145\u4e8e2016-07-13<\/strong><br \/>\n\u6709\u5c0f\u4f19\u4f34\u8bc4\u8bba\u53cd\u6620IE8\u4e0b\u4e0d\u662f\u6b63\u5706\uff0c\u7136\u540e\uff0c\u4eca\u5929\u6211\u7279\u610f\u6253\u5f0010\u5e74\u524d\u8fd8\u662fXP\u7cfb\u7edf\u7684\u7b14\u8bb0\u672c\uff0c\u4f7f\u7528\u539f\u751f\u7684IE8\u6d4f\u89c8\u5668\u770b\u4e86\u4e0b\uff0c\u9664\u4e86\u8fb9\u7f18\u7cd9\u4e86\u70b9\u4ee5\u5916\uff0c\u8fd8\u662f\u6b63\u5706\uff0c\u5982\u4e0b\u622a\u56fe\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201607\/2016-07-13_222521.png\" width=\"398\" height=\"353\" alt=\"xp\u7cfb\u7edf\u4e0b\u539f\u751fIE8\u5706\u89d2\u6548\u679c\" class=\"alignnone\" \/><\/p>\n<p>\u56e0\u6b64\uff0c\u53cd\u6620IE8\u5706\u89d2\u4e0d\u662f\u6b63\u5706\u7684\u5c0f\u4f19\u4f34\uff0c\u53ef\u5426\u63d0\u4f9b\u66f4\u591a\u7684\u4fe1\u606f\u3002\u4f8b\u5982\uff0c\u6bd4\u65b9\u8bf4\u64cd\u4f5c\u7cfb\u7edf\uff0c\u6216\u8005\u662f\u5426\u5728IEtester\u7c7b\u4f3c\u8f6f\u4ef6\u4e2d\u6d4b\u8bd5\u7684\u7b49\u3002<\/p>\n<p>IE11\u4e0b\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201607\/2016-07-06_222542.png\" width=\"303\" height=\"360\" alt=\"IE9\u6d4f\u89c8\u5668\u4e0b\u5706\u89d2\" class=\"alignnone\" \/><\/p>\n<p>\u5168\u517c\u5bb9\uff0c\u6548\u679c\u68d2\u68d2\u54d2\uff01<\/p>\n<p><strong>\u5b9e\u73b0\u539f\u7406\uff1a<\/strong><br \/>\nIE9+\u4f7f\u7528<code>border-radius:50%<\/code>, IE7,IE8\u4f7f\u7528<code>border<\/code>\u6a21\u62df\u3002<\/p>\n<p>\u6211\u4eec\u5e73\u5e38\u4f7f\u7528<code>border-style<\/code>\u4e00\u822c\u90fd\u662f<code>solid<\/code>\u5b9e\u7ebf\uff0c\u5176\u4ed6\u5e38\u7528\u7684\u8fd8\u6709<code>dashed<\/code>\u4ee5\u53ca<code>dotted<\/code>\uff0c\u6211\u4eec\u8fd9\u91cc\u7684\u4e3b\u89d2\u5c31\u662f<code>dotted<\/code>\u70b9\uff0c\u5728IE\u6d4f\u89c8\u5668\u4e0b\uff0c<code>dotted<\/code>\u70b9\u662f\u88ab\u6e32\u67d3\u6210\u6b63\u5706\u7684\uff0cChrome\u6d4f\u89c8\u5668\u5219\u662f\u6b63\u65b9\u5f62\u3002<\/p>\n<p>\u4e0a\u9762demo\uff0c\u5982\u679c\u6211\u4eec\u53bb\u6389\u7236\u7ea7\u7684<code>overflow<\/code>\uff0cIE\u6d4f\u89c8\u5668\u4e0b\u5c31\u4f1a\u8fd9\u6837\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201607\/2016-07-06_223735.png\" width=\"536\" height=\"514\" alt=\"\u56db\u4e2a\u70b9\u5706\u89d2\" class=\"alignnone\" \/><\/p>\n<p>\u540c\u7b49\u6761\u4ef6\u4e0b\u7684Chrome\u5219\u662f\u65b9\u70b9\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201607\/2016-07-06_224002.png\" width=\"528\" height=\"543\" alt=\"Chrome\u6d4f\u89c8\u5668\u4e0b\u7684\u65b9\u70b9\" class=\"alignnone\" \/><\/p>\n<p>\u4e8e\u662f\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5229\u7528\u8fd9\u4e2a\u5706\u5b9e\u73b0\u6211\u4eec\u60f3\u8981\u7684\u5706\u89d2\u6548\u679c\u3002\u6211\u4eec\u7ed9\u4e00\u4e2a\u7236\u7ea7\u5143\u7d20\uff0c\u540c\u5c3a\u5bf8\uff0c<code>overflow:hidden<\/code>\uff0c\u53ea\u770b\u89c1\u5de6\u4e0a\u89d2\u90a3\u4e2a\u5706\uff0c\u5c31\u53ef\u4ee5\u5b9e\u73b0\u6211\u4eec\u60f3\u8981\u7684\u6b63\u5706\u6548\u679c\u4e86\u3002<\/p>\n<p>\u76f8\u5173CSS\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<div class=\"zxx_code\">\n<pre>.box {\n    width: 150px; height: 150px;\n    position: relative;\n    <span style=\"color:green;\">\/* \u503c\u663e\u793a\u5de6\u4e0a\u89d2\u90a3\u4e2a\u5706\u70b9 *\/<\/span>\n    overflow: hidden;\n}\n.radius {\n    position: absolute;\n    width: 100%; height: 100%;\n    border: 149px dotted;\n    <span style=\"color:green;\">\/* IE7,IE8\u5706\u5c3a\u5bf8\u8981\u5c0f1\u50cf\u7d20\u540c\u65f6\u67091\u50cf\u7d20\u504f\u79fb *\/<\/span>\n    margin: 0 0 1px 1px;\n    color: #cd0000;\n}<\/pre>\n<\/div>\n<p>\u662f\u4e0d\u662f\u5f88\u597d\u7406\u89e3\u3002\u5b8c\u6574CSS\u548cHTML\u4ee3\u7801<a href=\"http:\/\/www.zhangxinxu.com\/study\/201607\/ie7-ie8-border-radius.html\" target=\"_blank\">\u53c2\u89c1demo<\/a>\u3002<\/p>\n<p><strong>\u5176\u4ed6\u8bf4\u660e<\/strong><br \/>\n\u6b64\u65b9\u6cd5\u5e76\u4e0d\u9002\u7528\u4e8eIE6\u6d4f\u89c8\u5668\uff0c\u56e0\u4e3aIE6\u6d4f\u89c8\u5668\u4e0b<code>dotted<\/code>\u4f1a\u6309\u7167<code>dashed<\/code>\u865a\u7ebf\u8fdb\u884c\u6e32\u67d3\uff0c\u4e0d\u662f\u4e2a\u5706\u3002<\/p>\n<h3>\u4e09\u3001\u6b64\u65b9\u6cd5\u7684\u4e0d\u8db3<\/h3>\n<p>\u672c\u6587\u4ecb\u7ecd\u7684\u65b9\u6cd5\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u4e00\u4e2a\u5706\u6548\u679c\uff0c\u800c\u4e14\u53ef\u4ee5\u65e0\u7f1d\u5168\u517c\u5bb9\u3002\u4f46\u662f\uff0c\u4e0d\u8db3\u5728\u4e8e\u53ea\u80fd\u5b9e\u73b0\u4e2a\u5706\uff0c\u5982\u679c\u4f60\u60f3\u5b9e\u73b0\u4efb\u610f\u5927\u5c0f\u7684\u5706\u89d2\u6548\u679c\uff0c\u600e\u4e48\u8bf4\u5462\uff1f<strong>\u7406\u8bba\u4e0a\u4e5f\u662f\u53ef\u4ee5\u5b9e\u73b0\u7684<\/strong>\uff0c\u4f46\u662f\uff0c\u9700\u8981\u5f88\u591a\u4e2a\u5143\u7d20\u8fdb\u884c\u62fc\u63a5\u3002\u5c31\u662f<code>dotted<\/code>\u8fb9\u6846\u6a21\u62df\u5c0f\u5706\u89d2\uff0c\u76f4\u7ebf\u90e8\u5206\u9700\u8981\u77e9\u5f62\u8fdb\u884c\u62fc\u63a5\u3002\u4f46\u662f\uff0c\u663e\u7136\u6210\u672c\u5c31\u5f88\u9ad8\u4e86\uff0c\u5728\u6211\u770b\u6765\uff0c\u4e3a\u4e86\u6ce8\u5b9a\u8981\u6dd8\u6c70\u7684IE7\uff0cIE8\u6d4f\u89c8\u5668\u8fd9\u4e48\u6298\u817e\uff0c\u662f\u4e0d\u5212\u7b97\u7684\u3002<\/p>\n<h3>\u56db\u3001\u7ed3\u675f\u8bed<\/h3>\n<p>\u5176\u5b9e\uff0c\u6709\u4e9b\u5b57\u7b26\u653e\u5230\u8db3\u591f\u5927\uff0c\u4e5f\u662f\u4e2a\u6b63\u5706\u3002\u4f46\u662f\u5462\uff0c\u5b57\u7b26\u7684\u95ee\u9898\u5728\u4e8e\uff0c\u53d7\u5b57\u4f53\u548c\u7cfb\u7edf\u7684\u5f71\u54cd\u76f8\u5f53\u5927\uff0c\u5f88\u96be\u50cf\u7d20\u7ea7\u7cbe\u786e\u5b9a\u4f4d\u3002\u56e0\u6b64\uff0c\u4e0d\u5982\u8fd9\u91cc\u7684<code>border<\/code>\u6a21\u62df\u6548\u679c\u597d\u3002<\/p>\n<p>\u6bcd\u6821\u8fdb\u5165\u4e86\u770b\u6d77\u6a21\u5f0f\uff0c\u6211\u4e0d\u5f00\u5fc3\u4e86\uff01<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/ww2.sinaimg.cn\/mw690\/6325af57gw1f5kit3hxpbj20hs30ee0v.jpg\" width=\"320\" height=\"1951\" alt=\"\u534e\u4e2d\u79d1\u6280\u5927\u5b66\u770b\u6d77\" class=\"alignnone\" \/><\/p>\n<p>\u4f60\u4ee5\u4e3a\u6211\u662f\u5fc3\u75bc\u88ab\u6df9\u4e86\u5417\uff1f<\/p>\n<p>\u4e0d\u662f\uff0c\u4f60\u60f3\u591a\u4e86\uff01\u6211\u53ea\u662f\u751f\u6c14\uff0c\u4e3a\u4ec0\u4e48\u6211\u5446\u76844\u5e74\u65f6\u95f4\u5c31\u6ca1\u6709\u88ab\u6df9\u5462\uff01\uff01\uff1f\u4f60\u53ef\u77e5\u9053\uff0c\u4e1c\u4e5d\u90a3\u6761\u6e56\u91cc\u517b\u4e86\u591a\u5c11\u5927\u9c7c\u5417\uff1f\u8fd9\u4e00\u53d1\u5927\u6c34\uff0c\u8fd9\u9c7c\u80af\u5b9a\u5f80\u5916\u8dd1\u554a\uff0c\u6211\u5c31\u53ef\u4ee5\u4e0b\u6c34\u6293\u9c7c\u9876\u751f\u6d3b\u8d39\u4e86\u5440\uff01\u4e3a\u4ec0\u4e48\u8fd9\u4e48\u597d\u7684\u4e8b\u60c5\u6211\u6ca1\u9047\u5230\uff0c\u6ca1\u6709\u5929\u7406\u554a\uff01\u4e0d\u5f00\u5fc3\u4e86\uff01<\/p>\n<p><img decoding=\"async\" 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