{"id":2554,"date":"2019-11-12T16:13:38","date_gmt":"2019-11-12T08:13:38","guid":{"rendered":"https:\/\/feizhaojun.com\/?p=2554"},"modified":"2019-11-12T16:13:38","modified_gmt":"2019-11-12T08:13:38","slug":"ie6%e3%80%81ie7%e3%80%81ie8%e3%80%81firefox%e3%80%81chrome%e3%80%81safari-css-hack%e5%85%bc%e5%ae%b9%e4%b8%80%e8%a7%88%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/feizhaojun.com\/?p=2554","title":{"rendered":"IE6\u3001IE7\u3001IE8\u3001Firefox\u3001Chrome\u3001Safari CSS hack\u517c\u5bb9\u4e00\u89c8\u8868"},"content":{"rendered":"<blockquote><p>\n  \u77e5\u9053CSS\u7684\u670b\u53cb\u4e00\u5b9a\u542c\u8bf4\u8fc7CSS hack\uff0c\u73b0\u5728\u7684\u6d4f\u89c8\u5668IE\u3001Firefox\u3001Chrome\u3001Opera\u3001Safari\u3002\u3002\u3002\u767e\u5bb6\u4e89\u9e23\uff0c\u53ef\u82e6\u4e86Web\u524d\u7aef\u5f00\u53d1\u4eba\u5458\u4e86\u3002\n<\/p><\/blockquote>\n<p>\u4e0d\u540c\u7684\u6d4f\u89c8\u5668\u5bf9CSS\u7684\u89e3\u91ca\u90fd\u6709\u4e00\u70b9\u51fa\u5165\uff0c\u7279\u522b\u662fpadding, line-height\u8fd9\u4e9b\u8981\u7ec6\u5fae\u63a7\u5236\u7684\u5730\u65b9\uff0c\u4e0b\u9762\u7684hack\u57fa\u672c\u53ef\u4ee5\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff1a<\/p>\n<ul>\n<li>\u5728\u5c5e\u6027\u524d\u52a0\u4e0b\u5212\u7ebf(_)\uff0c\u90a3\u4e48\u6b64\u5c5e\u6027\u53ea\u4f1a\u88abIE6\u89e3\u91ca<\/li>\n<li>\u5728\u5c5e\u6027\u524d\u52a0\u661f\u53f7(*)\uff0c\u6b64\u5c5e\u6027\u53ea\u4f1a\u88abIE7\u89e3\u91ca<\/li>\n<li>\u5728\u5c5e\u6027\u503c\u540e\u9762\u52a0\"\\9\"\uff0c\u8868\u793a\u6b64\u5c5e\u6027\u53ea\u4f1a\u88abIE8\u89e3\u91ca<\/li>\n<\/ul>\n<table>\n<thead>\n<tr>\n<th><\/th>\n<th><\/th>\n<th>IE6<\/th>\n<th>IE7<\/th>\n<th>IE8<\/th>\n<th>Firefox<\/th>\n<th>Chrome<\/th>\n<th>Safari<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>!important<\/td>\n<td><\/td>\n<td>Y<\/td>\n<td><\/td>\n<td>Y<\/td>\n<td>???<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>_<\/td>\n<td>Y<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>*<\/td>\n<td>Y<\/td>\n<td>Y<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>*+<\/td>\n<td><\/td>\n<td>Y<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\\9<\/td>\n<td>Y<\/td>\n<td>Y<\/td>\n<td>Y<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\\0<\/td>\n<td><\/td>\n<td><\/td>\n<td>Y<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>nth-of-type(1)<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td>Y<\/td>\n<td>Y<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-css\">#test{\ncolor:red; \/* \u6240\u6709\u6d4f\u89c8\u5668\u90fd\u652f\u6301 *\/\ncolor:red !important;\/* Firefox\u3001IE7\u652f\u6301 *\/\n_color:red; \/* IE6\u652f\u6301 *\/\n*color:red; \/* IE6\u3001IE7\u652f\u6301 *\/\n*+color:red; \/* IE7\u652f\u6301 *\/\ncolor:red\\9; \/* IE6\u3001IE7\u3001IE8\u652f\u6301 *\/\ncolor:red\\0; \/* IE8\u652f\u6301 *\/\n}\nbody:nth-of-type(1) p{color:red;} \/* Chrome\u3001Safari\u652f\u6301 *\/\n<\/code><\/pre>\n<p>\u6574\u4f53\u6d4b\u8bd5\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-css\">.test{\ncolor:#000000;\ncolor:#0000FF\\0;\n[color:#00FF00;\n*color:#FFFF00;\n_color:#FF0000;\n}\n<\/code><\/pre>\n<pre><code class=\"language-css\">#menu { line-height: 23px; }\/* firefox \u6d4f\u89c8\u5668\u5b9e\u884c\u8fd9\u53e5\u5b9a\u4e49 *\/\n#menu { line-height: 26px\\9; }\/*ie6,ie7,ie8 \u8fd9\u53e5\u5b9a\u4e49\u4e3b\u8981\u5c16\u5bf9IE8\u6765hack*\/\n#menu { *line-height: 23px; }\/*ie6,ie7 \u8fd9\u53e5\u5b9a\u4e49\u4e3b\u8981\u5c16\u5bf9IE7\u6765hack*\/\n#menu { _line-height: 23px; }\/*ie6 \u6d4f\u89c8\u5668\u4f18\u5148\u5b9e\u884c\u8fd9\u53e5\u5b9a\u4e49*\/\n\u6216\u8005\u5199\u6210\u4e00\u53e5\uff0c\u6ce8\u610f\u987a\u5e8f\n#menu { line-height:23px; line-height: 26px\\9; *line-height: 23px; _line-height:23px; }\n\u6216\u8005\n* html #menu { line-height: 23px; } \/* IE6 \u6d4f\u89c8\u5668\u5b9e\u884c\u8fd9\u53e5\u5b9a\u4e49 *\/\n*+html #menu { line-height: 23px; }\/* IE7 \u6d4f\u89c8\u5668\u5b9e\u884c\u8fd9\u53e5\u5b9a\u4e49*\/\n<\/code><\/pre>\n<p>\u5176\u4ed6\u8bf4\u660e\uff1a<br \/>\n1\u3001\u5982\u679c\u4f60\u7684\u9875\u9762\u5bf9IE7\u517c\u5bb9\u6ca1\u6709\u95ee\u9898\uff0c\u53c8\u4e0d\u60f3\u5927\u91cf\u4fee\u6539\u73b0\u6709\u4ee3\u7801\uff0c\u540c\u65f6\u53c8\u80fd\u5728IE8\u4e2d\u6b63\u5e38\u4f7f\u7528\uff0c\u5fae\u8f6f\u58f0\u79f0\uff0c\u5f00\u53d1\u5546\u4ec5\u9700\u8981\u5728\u76ee\u524d\u517c\u5bb9IE7\u7684\u7f51\u7ad9\u4e0a\u6dfb\u52a0\u4e00\u884c\u4ee3\u7801\u5373\u53ef\u89e3\u51b3\u95ee\u9898\uff0c\u6b64\u4ee3\u7801\u5982\u4e0b\uff1a<br \/>\n<meta http-equiv=\"x-ua-compatible\" content=\"ie=7\" \/><br \/>\n2\u3001body:nth-of-type(1) \u5982\u679c\u8fd9\u6837\u5199\uff0c\u8868\u793a\u5168\u5c40\u67e5\u627ebody\uff0c\u5c06\u4f1a\u5bf9\u5e94\u7b2c\u4e00\u4e2a<body>\u3002<br \/>\n3\u3001\u8fd8\u6709\u5176\u4ed6\u5199\u6cd5\uff0c\u6bd4\u5982\uff1a<br \/>\n<em>html #test{}\u6216\u8005 *+html #test{}<br \/>\n4\u3001<\/em>+html \u5bf9IE7\u7684hack \u5fc5\u987b\u4fdd\u8bc1HTML\u9876\u90e8\u6709\u5982\u4e0b\u58f0\u660e\uff1a<br \/>\nhttp:\/\/www.w3.org\/TR\/html4\/loose.dtd<br \/>\n5\u3001\u987a\u5e8f\uff1aFirefox\u3001IE8\u3001IE7\u3001IE6\u4f9d\u6b21\u6392\u5217\u3002<br \/>\n\u5c0f\u77e5\u8bc6\uff1a\u4ec0\u4e48\u662fCSS hack\uff1f<br \/>\n\u3000\u3000\u7531\u4e8e\u4e0d\u540c\u7684\u6d4f\u89c8\u5668\uff0c\u6bd4\u5982IE6\u3001IE7\u3001IE8\u3001Firefox\u7b49\uff0c\u5bf9CSS\u7684\u89e3\u6790\u8ba4\u8bc6\u4e0d\u4e00\u6837\uff0c\u56e0\u6b64\u4f1a\u5bfc\u81f4\u751f\u6210\u7684\u9875\u9762\u6548\u679c\u4e0d\u4e00\u6837\uff0c\u5f97\u4e0d\u5230\u6211\u4eec\u6240\u9700\u8981\u7684\u9875\u9762\u6548\u679c\u3002<br \/>\n\u3000\u3000\u8fd9\u4e2a\u65f6\u5019\u6211\u4eec\u5c31\u9700\u8981\u9488\u5bf9\u4e0d\u540c\u7684\u6d4f\u89c8\u5668\u53bb\u5199\u4e0d\u540c\u7684CSS\uff0c\u8ba9\u5b83\u80fd\u591f\u540c\u65f6\u517c\u5bb9\u4e0d\u540c\u7684\u6d4f\u89c8\u5668\uff0c\u80fd\u5728\u4e0d\u540c\u7684\u6d4f\u89c8\u5668\u4e2d\u4e5f\u80fd\u5f97\u5230\u6211\u4eec\u60f3\u8981\u7684\u9875\u9762\u6548\u679c\u3002<br \/>\n\u3000\u3000\u8fd9\u4e2a\u9488\u5bf9\u4e0d\u540c\u7684\u6d4f\u89c8\u5668\u5199\u4e0d\u540c\u7684CSS code\u7684\u8fc7\u7a0b\uff0c\u5c31\u53ebCSS hack\uff0c\u4e5f\u53eb\u5199CSS hack\u3002<br \/>\n\u3000\u3000<br \/>\n\u3000\u3000<br \/>\n\u4e0b\u9762\u662f\u8865\u5145\uff1a<\/p>\n<pre><code class=\"language-css\">selector{\nproperty:value; \/* \u6240\u6709\u6d4f\u89c8\u5668 *\/\nproperty:value\\9; \/* \u6240\u6709IE\u6d4f\u89c8\u5668 *\/\n+property:value; \/* IE7 *\/\n_property:value; \/* IE6 *\/\n}\n<\/code><\/pre>\n<p>\u5f53\u7136\uff0c\u6ce8\u610f\u987a\u5e8f\u3002\u6839\u636eCSS\u7684\u4f18\u5148\u6027\uff0c\u4e0a\u9762\u7684\u5199\u6cd5\uff0c\u5206\u522b\u9488\u5bf9Firefox\u3001IE8\u3001IE7\u548cIE6\u663e\u793a\u503c\u3002\u8ba9\u6211\u4eec\u770b\u770b\u8fd9\u4e2a\u6f14\u793a\uff1a<\/p>\n<pre><code class=\"language-html\">&lt;!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD XHTML 1.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/xhtml1\/DTD\/xhtml1-transitional.dtd\"&gt;\n&lt;html xmlns=\"http:\/\/www.w3.org\/1999\/xhtml\"&gt;\n&lt;head&gt;\n&lt;meta http-equiv=\"Content-Type\" content=\"text\/html; charset=gb2312\" \/&gt;\n&lt;title&gt;\u6f14\u793a: \u533a\u5206 IE6 \/ IE7 \/IE8 \/Firefox&lt;\/title&gt;\n&lt;\/head&gt;\n&lt;style type=\"text\/css\" media=\"screen\"&gt;\np.ie{\nheight:60px;text-align:center;line-height:60px;border:1px dashed #bbb;background:#f7f7f7;\ncolor:blue;\ncolor:brown\\9;\n+color:red;\n_color:green;\n}\n&lt;\/style&gt;\n&lt;body style=\"width:500px;margin:0 auto;\"&gt;\n&lt;p class=\"ie\"&gt;\n&lt;span style=\"display:block;display:none\\9;\"&gt;\u563f\u563f\uff0c\u5c0f\u5b50\u7adf\u7136\u4e5f\u7528Firefox\uff0c\u84dd\u8272\u6587\u5b57\u3002&lt;\/span&gt;\n&lt;!--[if IE 8]&gt;\u4e0d\u9519\u4e0d\u9519\uff0c\u633a\u5148\u8fdb\u7684\u561b\uff0c\u4f7f\u7528IE8\u5462\uff01\u6587\u5b57\u662f\u8910\u8272\u7684\u3002&lt;![endif]--&gt;\n&lt;!--[if IE 7]&gt;\u4f60\uff0cIE7\uff0c\u7ea2\u8272\u6587\u5b57\uff01&lt;![endif]--&gt;\n&lt;!--[if IE 6]&gt;\u5b69\u5b50\uff0c\u867d\u7136\u663e\u793a\u7684\u662f\u7eff\u8272\u6587\u5b57\uff0c\u4e0d\u8fc7\uff0cIE6\u53ef\u4e0d\u662f\u597d\u4e1c\u897f\u5462\uff01&lt;![endif]--&gt;\n&lt;\/p&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;\n<\/code><\/pre>\n<p>\u6f14\u793a\u7684CSS\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-css\">p.ie{\nheight:60px;text-align:center;line-height:60px;border:1px dashed #bbb;background:#f7f7f7;font:15;\ncolor:blue; \/\/ \u6240\u6709\u6d4f\u89c8\u5668\ncolor:brown\\9; \/\/ \u6240\u6709IE\u6d4f\u89c8\u5668\n+color:red; \/\/ IE7\n_color:green; \/\/ IE6\n}\n<\/code><\/pre>\n<p>\u54c8\uff0c\u4e8b\u5b9e\u5c31\u8fd9\u4e48\u7b80\u5355\u3002\u4f60\u770b\u5230\u7684\u662f\u90a3\u4e00\u53e5\u8bdd\u5462\uff1f\u5982\u679c\u4f60\u591a\u4e2a\u6d4f\u89c8\u5668\u90fd\u6d4b\u8bd5\u4e86\uff0c\u5c31\u4f1a\u770b\u5230\uff0c\u663e\u793a\u7684\u6587\u5b57\u548c\u989c\u8272\u662f\u4e0d\u540c\u7684\u3002\u4e3a\u4ec0\u4e48\uff1f\u770b\u770b\u6211\u7684HTML\u4e2d\u8fd9\u4e2a\u6bb5\u843d\u662f\u8fd9\u6837\u5199\u7684\uff1a<\/p>\n<pre><code class=\"language-html\">&lt;p class=\"ie\"&gt;\n&lt;span style=\"display:block;display:none\\9;\"&gt;\u563f\u563f\uff0c\u5c0f\u5b50\u7adf\u7136\u4e5f\u7528Firefox\uff0c\u84dd\u8272\u6587\u5b57\u3002&lt;\/span&gt;\n&lt;!--[if IE 8]&gt;\u4e0d\u9519\u4e0d\u9519\uff0c\u633a\u5148\u8fdb\u7684\u561b\uff0c\u4f7f\u7528IE8\u5462\uff01\u6587\u5b57\u662f\u8910\u8272\u7684\u3002&lt;![endif]--&gt;\n&lt;!--[if IE 7]&gt;\u4f60\uff0cIE7\uff0c\u7ea2\u8272\u6587\u5b57\uff01&lt;![endif]--&gt;\n&lt;!--[if IE 6]&gt;\u5b69\u5b50\uff0c\u867d\u7136\u663e\u793a\u7684\u662f\u7eff\u8272\u6587\u5b57\uff0c\u4e0d\u8fc7\uff0cIE6\u53ef\u4e0d\u662f\u597d\u4e1c\u897f\u5462\uff01&lt;![endif]--&gt;\n&lt;\/p&gt;\n<\/code><\/pre>\n<p>\u5bf9\uff0c\u5c31\u662fIE\u6761\u4ef6\u6ce8\u91ca+CSS\u7684\u7ed3\u679c\u3002\u987a\u8def\u5b66\u4e00\u4e0bIE\u6761\u4ef6\u6ce8\u91ca\u5427\u3002\u4e0d\u7528\u518d\u4e3e\u4f8b\u4e86\u5427\uff0c\u4e00\u770b\u5c31\u77e5\u9053\u90a3\u4e2a\u5bf9\u90a3\u4e2a\u4e86\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/www.jb51.net\/css\/24946.html\">IE6\/IE7\/IE8\/Firefox\/Chrome\/Safari\u7684CSS hack\u517c\u5bb9\u4e00\u89c8\u8868<\/a><\/li>\n<\/ul>\n<p><\/body><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u77e5\u9053CSS\u7684\u670b\u53cb\u4e00\u5b9a\u542c\u8bf4\u8fc7CSS hack\uff0c\u73b0\u5728\u7684\u6d4f\u89c8\u5668IE\u3001Firefox\u3001Chrome\u3001Opera\u3001Safari\u3002\u3002&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3,38,28],"tags":[],"class_list":["post-2554","post","type-post","status-publish","format-standard","hentry","category-fe","category-css","category-28"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/2554","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2554"}],"version-history":[{"count":1,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/2554\/revisions"}],"predecessor-version":[{"id":2555,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/2554\/revisions\/2555"}],"wp:attachment":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2554"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2554"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2554"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}