hack1
大家平時看得多的應該是IE瀏覽器的hack寫法比較多,但對于現代瀏覽器,比如說Safari、Chrome、Firefox等瀏覽器的hack寫法并不多見,甚至有的不知道怎么寫。如果您是屬于后者,根本不知道各瀏覽器下具有哪些hack手段,不要著急。因為Hugo Giraudel和Tim Pietrusky將各瀏覽器下的hack寫整理放在了Browserhacks.com之上。當然也要非常感謝Paul Irish和Nicolas Gallagher所做的補充與說明。為了國內前端開發者更好的查閱,我將Browserhacks.com上有關于各種瀏覽器的hack寫法搬移到w3cplus上,以供大家翻閱與查找。
一、Chrome瀏覽器
選擇器Hack
/* Chrome 24- and Safari 5- */ ::made-up-pseudo-element, .selector {代碼放在這里 }媒體查詢Hacks
/* Chrome, Safari 3+ */ @media screen and (-webkit-min-device-pixel-ratio:0) {代碼放在這里 }JavaScript Hack
/* Chrome */ var isChrome = Boolean(window.chrome);二、Firefox瀏覽器
屬性選擇器Hack
/* Firefox 1.5 */ body:empty .selector {樣式代碼放這里 } /* Firefox 2+ */ .selector, x:-moz-any-link {樣式代碼放這里 } /* Firefox 3+ */ .selector, x:-moz-any-link; x:default {樣式代碼放這里 } /* Firefox 3.5+ */ body:not(:-moz-handler-blocked) .selector {樣式代碼放這里 }媒體查詢Hack
/* Firefox 3.5+, IE 9/10, Opera */ @media screen and (min-resolution: +72dpi) {樣式代碼放這里 } /* Firefox 3.6+ */ @media screen and (-moz-images-in-menus:0) {樣式代碼放這里 } /* Firefox 4+ */ @media screen and (min--moz-device-pixel-ratio:0) {樣式代碼放這里 }JavaScript Hack
/* Firefox */ var isFF = !!navigator.userAgent.match(/firefox/i);/* Firefox 2 - 13 */ var isFF = Boolean(window.globalStorage);/* Firefox 2/3 */ var isFF = /a/[-1]=='a';/* Firefox 3 */ var isFF = (function x(){})[-5]=='x';混合型Hack
/* Firefox 3+ */ @-moz-document url-prefix() {樣式代碼放這里 }三、Opera瀏覽器
屬性選擇器Hack
/* Opera 9.25, Safari 2/3.1 */ *|html[xmlns*=""] .selector {樣式代碼放這里 }/* Opera 9.27 and below, Safari 2 */ html:first-child .selector {樣式代碼放這里 }/* Opera 9.5+ */ noindex:-o-prefocus, .selector {樣式代碼放這里 }媒體查詢Hack
/* Opera 7 */ @media all and (min-width: 0px){樣式代碼放這里 }/* Opera 12- */ @media all and (-webkit-min-device-pixel-ratio:10000), not all and (-webkit-min-device-pixel-ratio:0) {樣式代碼放這里 }/* Opera, Firefox 3.5+, IE 9/10 */ @media screen and (min-resolution: +72dpi) {樣式代碼放這里 }/* Opera, IE 8/9/10 */ @media screen {樣式代碼放這里 }JavaScript Hack
/* Opera 9.64- */ var isOpera = /^function \(/.test([].sort);/* Opera 12- */ var isOpera = Boolean(window.opera);四、Safari瀏覽器
屬性選擇器Hack
/* Safari 2/3 */ html[xmlns*=""] body:last-child .selector {樣式代碼放這里 } html[xmlns*=""]:root .selector {樣式代碼放這里 }/* Safari 2/3.1, Opera 9.25 */ *|html[xmlns*=""] .selector {樣式代碼放這里 }/* Safari 5- and Chrome 24- */ ::made-up-pseudo-element, .selector {樣式代碼放這里 }媒體查詢Hack
/* Safari */ var isSafari = /a/.__proto__=='//';五、IE瀏覽器
選擇器Hack
/* IE 6 and below */ * html .selector {樣式代碼放這里 } .suckyie6.selector {樣式代碼放這里 } /* .suckyie6 can be any unused class *//* IE 7 and below */ .selector, {樣式代碼放這里 }/* IE 7 */ *:first-child+html .selector {樣式代碼放這里 } .selector, x:-IE7 {樣式代碼放這里 } *+html .selector {樣式代碼放這里 } /* Everything but IE 6 */ html > body .selector {樣式代碼放這里 }/* Everything but IE 6/7 */ html > /**/ body .selector {樣式代碼放這里 } head ~ /* */ body .selector {樣式代碼放這里 }/* Everything but IE 6/7/8 */ :root *> .selector {樣式代碼放這里 } body:last-child .selector {樣式代碼放這里 } body:nth-of-type(1) .selector {樣式代碼放這里 } body:first-of-type .selector {樣式代碼放這里 }屬性/屬性值 Hack
/* IE 6 */ .selector { _color: blue; } .selector { -color: blue; }/* IE 6/7 - any combination of these characters: ! $ & * ( ) = % + @ , . / ` [ ] # ~ ? : < > | */ .selector { !color: blue; } .selector { $color: blue; } .selector { &color: blue; } .selector { *color: blue; } /* ... *//* IE 6/7 - acts as an !important */ .selector { color: blue !ie; } /* string after ! can be anything *//* IE 8/9 */ .selector { color: blue\0/; } /* must go at the END of all rules *//* IE 9/10 */ .selector:nth-of-type(1n) { color: blue\9; }/* IE 6/7/8/9/10 */ .selector { color: blue\9; } .selector { color/*\**/: blue\9; }/* Everything but IE 6 */ .selector { color/**/: blue; }媒體查詢Hack
/* IE 6/7 */ @media screen\9 {樣式代碼放這里 }/* IE 6/7/8 */ @media \0screen\,screen\9 {樣式代碼放這里 }/* IE 8 */ @media \0screen {樣式代碼放這里 }/* IE 8/9/10 & Opera */ @media screen\0 {樣式代碼放這里 }/* IE 9/10, Firefox 3.5+, Opera */ @media screen and (min-resolution: +72dpi) {樣式代碼放這里 }/* IE 9/10 */ @media screen and (min-width:0\0) {樣式代碼放這里 }/* IE 10+ */ @media screen and (-ms-high-contrast: active), (-ms-high-contrast: none) {樣式代碼放這里 }/* Everything but IE 6/7/8 */ @media screen and (min-width: 400px) {樣式代碼放這里 }JavaScript Hack
/* IE <= 8 */ var isIE = '\v'=='v'; /* IE 6 */ (checkIE = document.createElement("b")).innerHTML = "<!--[if IE 6]><i></i><![endif]-->"; var isIE = checkIE.getElementsByTagName("i").length == 1; /* IE 7 */ (checkIE = document.createElement("b")).innerHTML = "<!--[if IE 7]><i></i><![endif]-->"; var isIE = checkIE.getElementsByTagName("i").length == 1; navigator.appVersion.indexOf("MSIE 7.")!=-1 /* IE 8 */ (checkIE = document.createElement("b")).innerHTML = "<!--[if IE 8]><i></i><![endif]-->"; var isIE = checkIE.getElementsByTagName("i").length == 1; /* IE 9 */ (checkIE = document.createElement("b")).innerHTML = "<!--[if IE 9]><i></i><![endif]-->"; var isIE = checkIE.getElementsByTagName("i").length == 1; /* IE 10 */ var isIE = eval("/*@cc_on!@*/false") && document.documentMode === 10; /* IE 10 */ var isIE = document.body.style.msTouchAction != undefined;上面列出各個瀏覽器下hack的寫法,當然在實際運用之中并不建議使用hack。如果你的頁面需要hack來處理時,請先檢查你的css或者js,如果實在無法達到要求,在考慮使用hack來處理。
轉載于:https://www.cnblogs.com/FineDay/articles/3445151.html
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