Hyman callblueday
callblueday
/ HTML、CSS禁止选择文字
Created
August 20, 2013 03:04
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| //HTML、CSS禁止选择文字，针对IE、FF、Chrome等 | |
| <div unselectable="on" style="-moz-user-select:none;-webkit-user-select:none;" onselectstart="return false;"> | |
| 你选不了我, | |
| unselectable: IE/Opera, | |
| -moz-user-select: FireFox, | |
| onselectstart: IE/Safari, | |
| -webkit-user-select:Chrome | |
| </div> |
callblueday
/ preLoadImgs
Created
August 23, 2013 13:03
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| function preLoadImgs() { | |
| var imgsUrl = [ | |
| '../qhome/img/progress_1.png','../qhome/img/progress_1_1.png', | |
| '../qhome/img/progress_2.png','../qhome/img/progress_3.png', | |
| '../qhome/img/progress_4.png' | |
| ]; | |
| for(var i in imgsUrl) { | |
| preLoadImg(imgsUrl[i]); | |
| } | |
| } |
callblueday
/ js判断是否为IE的办法
Created
August 24, 2013 06:15
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| js判断是否为IE的办法 | |
| 1.+[1,] | |
| 2.!+"\v1" | |
| 3.!!(window.attachEvent && navigator.userAgent.indexOf('Opera') === -1) | |
| 4.!!(!window.addEventListener&& navigator.userAgent.indexOf('Opera') === -1) | |
| 5.!!(document.all && navigator.userAgent.indexOf('Opera') === -1) |
callblueday
/ IE mousewheel
Last active
December 21, 2015 15:28
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| <html> | |
| <head> | |
| <script type="text/javascript"> | |
| var count = 10; | |
| function Picture() | |
| { | |
| if (event.wheelDelta >= 120) | |
| Resize(++count); | |
| else if (event.wheelDelta <= -120) | |
| Resize(--count); |
callblueday
/ js keyboard events
Last active
December 21, 2015 17:18
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| function setKeyboardEvents() { | |
| $(document).keydown(function(event) { | |
| if(event.keyCode == 37){ | |
| doSomething(); | |
| } | |
| else if (event.keyCode == 39){ | |
| doSomething(); | |
| } | |
| }); | |
| } |
callblueday
/ jsonToString
Created
September 3, 2013 09:51
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| function jsonToString(obj){ | |
| var THIS = this; | |
| switch(typeof(obj)){ | |
| case 'string': | |
| return '"' + obj.replace(/(["\\])/g, '\\$1') + '"'; | |
| case 'array': | |
| return '[' + obj.map(THIS.jsonToString).join(',') + ']'; | |
| case 'object': | |
| if(obj instanceof Array){ | |
| var strArr = []; |
callblueday
/ stringToJSON
Created
September 3, 2013 09:52
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| function stringToJSON(obj){ | |
| return eval('(' + obj + ')'); | |
| } |
callblueday
/ scrollTo
Created
September 5, 2013 04:05
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| 滚动条 | |
| 当前高度 | |
| window.scrollY | |
| 最大高度[2] | |
| document.documentElement.scrollHeight - document.documentElement.clientHeight //所有现代浏览器，标准模式。火狐在混杂模式下为 0。2013年7月21日 | |
| window.scrollMaxY //火狐，2013年7月21日 | |
| document.height - window.innerHeight //Chrome | |
| document.body.scrollHeight //Chrome，2013年7月21日 | |
| document.documentElement.clientHeight //火狐，标准模式。2013年7月21日 |
callblueday
/ array contains and remove
Created
September 14, 2013 07:10
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| /** | |
| * Check whether an item is in an array. | |
| * @param {Obj} item | |
| * @param {Array} array | |
| * @return {Boolean} | |
| */ | |
| contains = function(item, array) { | |
| for(var i in array) { | |
| if(array[i] === item) { | |
| return true; |
callblueday
/ js数组去冗余
Created
September 14, 2013 08:08
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| function cutRedundant(arr){ | |
| for(var i=0;i<arr.length;i++) | |
| for(var j=i+1;j<arr.length;j++) | |
| if(arr[i]===arr[j]){arr.splice(j,1);j--;} | |
| return arr.sort(function(a,b){return a-b}); | |
| } | |
| 调用方法： | |
| a=[1,2,2,3,4,5,5]; |