【转】全面的css js hack

IE 选择器 Hack

/* IE 6 and below */
* html .selector  {} 
.suckyie6.selector {} /* .suckyie6 can be any unused class */

/* IE 7 and below */
.selector, {}

/* IE 7 */
*:first-child+html .selector {} 
.selector, x:-IE7 {} 
*+html .selector {}
/* Everything but IE 6 */
html > body .selector {}

/* Everything but IE 6/7 */
html > /**/ body .selector {}
head ~ /* */ body .selector {}

/* Everything but IE 6/7/8 */
:root *> .selector {} 
body:last-child .selector {} 
body:nth-of-type(1) .selector {} 
body:first-of-type .selector {}

IE 属性/值 Hack

/* IE 6 */
.selector { _color: blue; } 
.selector { -color: blue; }

/* IE 6/7 - acts as an !important */
.selector { color: blue !ie; } 
/* string after ! can be anything */

/* IE 6/7 - any combination of these characters: 
 ! $ & * ( ) = % + @ , . / ` [ ] # ~ ? : < > | */
.selector { !color: blue; } 
.selector { $color: blue; } 
.selector { &color: blue; } 
.selector { *color: blue; } 
/* ... */

/* 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; }
IE Media Query Hack

/* IE 6/7 */
@media screen\9 {}

/* IE 8 */
@media \0screen {}

/* IE 9/10, Firefox 3.5+, Opera */
@media screen and (min-resolution: +72dpi) {}

/* IE 10+ */
@media screen and (-ms-high-contrast: active), (-ms-high-contrast: none) {}

/* IE 6/7/8 */
@media \0screen\,screen\9 {}

/* IE 8/9/10 & Opera */
@media screen\0 {}

/* IE 9/10 */
@media screen and (min-width:0\0) {}

/* Everything but IE 6/7/8 */
@media screen and (min-width: 400px) {}
IE JavaScript Hack

/* IE 6 */
(checkIE = document.createElement("b")).innerHTML = ""; 
var isIE = checkIE.getElementsByTagName("i").length == 1;

/* IE 7 */
(checkIE = document.createElement("b")).innerHTML = ""; 
var isIE = checkIE.getElementsByTagName("i").length == 1;
navigator.appVersion.indexOf("MSIE 7.")!=-1

/* IE <= 8 */
var isIE = '\v'=='v';

/* IE 8 */
(checkIE = document.createElement("b")).innerHTML = ""; 
var isIE = checkIE.getElementsByTagName("i").length == 1;

/* IE 9 */
(checkIE = document.createElement("b")).innerHTML = ""; 
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;

Firefox 浏览器选择器 Hack

/* Firefox 1.5 */
body:empty .selector {}

/* Firefox 2+ */
.selector, x:-moz-any-link {}

/* Firefox 3+ */
.selector, x:-moz-any-link; x:default {}

/* Firefox 3.5+ */
body:not(:-moz-handler-blocked) .selector {}

媒体查询 Hack

/* Firefox 3.5+, IE 9/10, Opera */
@media screen and (min-resolution: +72dpi) {}

/* Firefox 3.6+ */
@media screen and (-moz-images-in-menus:0) {}

/* Firefox 4+ */
@media screen and (min--moz-device-pixel-ratio:0) {}

  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';

Chrome 浏览器选择器 Hack

/* Chrome 24- and Safari 5- */
::made-up-pseudo-element, .selector {}
 
媒体查询 Hack

/* Chrome, Safari 3+ */
@media screen and (-webkit-min-device-pixel-ratio:0) {}
 
JavaScript Hack

/* Chrome */
var isChrome = Boolean(window.chrome);

Safari 浏览器选择器 Hack

/* Safari 2/3 */
html[xmlns*=""] body:last-child .selector {} 
html[xmlns*=""]:root .selector  {}

/* Safari 2/3.1, Opera 9.25 */
*|html[xmlns*=""] .selector {}

/* Safari 5- and Chrome 24- */
::made-up-pseudo-element, .selector {}
``` 
###媒体查询 Hack

/* Safari 3+, Chrome */
@media screen and (-webkit-min-device-pixel-ratio:0) {}
  

  JavaScript Hack

/* Safari */
var isSafari = /a/.proto=='//';
```  

Opera 浏览器选择器 Hack

/* Opera 9.25, Safari 2/3.1 */
*|html[xmlns*=""] .selector {}

/* Opera 9.27 and below, Safari 2 */
html:first-child .selector {}

/* Opera 9.5+ */
noindex:-o-prefocus, .selector {}
```  

###媒体查询 Hack

/* Opera 7 */
@media all and (min-width: 0px){}

/* Opera 12- */
@media all and (-webkit-min-device-pixel-ratio:10000), not all and (-webkit-min-device-pixel-ratio:0) {}

/* Opera, Firefox 3.5+, IE 9/10 */
@media screen and (min-resolution: +72dpi) {}

/* Opera, IE 8/9/10 */
@media screen {}

  

###JavaScript Hack

/* Opera 9.64- */
var isOpera = /^function (/.test([].sort);

/* Opera 12- */
var isOpera = Boolean(window.opera);
```

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