http://www.oschina.net/code/snippet_12_7271
[代碼] 圖片預加載
03 | // Arguments are image paths relative to the current page. |
04 | $.preLoadImages = function() { |
05 | var args_len = arguments.length; |
06 | for (var i = args_len; i--;) { |
07 | var cacheImage = document.createElement('img'); |
08 | cacheImage.src = arguments[i]; |
09 | cache.push(cacheImage); |
13 | jQuery.preLoadImages("image1.gif", "/path/to/image2.png"); |
[代碼] 在新窗口打開鏈接 (target=”blank”)
1 | $('a[@rel$='external']').click(function(){ |
2 | this.target = "_blank"; |
7 | <a rel="external">catswhocode.com</a> |
[代碼] 當支持 JavaScript 時為 body 增加 class
1 | /* 該代碼只有1行，但是最簡單的用來檢測瀏覽器是否支持 JavaScript 的方法，如果支持 JavaScript 就在 body 元素增加一個 hasJS 的 class */ |
2 | $('body').addClass('hasJS'); |
[代碼] 平滑滾動頁面到某個錨點
01 | $(document).ready(function() { |
02 | $("a.topLink").click(function() { |
03 | $("html, body").animate({ |
04 | scrollTop: $($(this).attr("href")).offset().top + "px" |
[代碼] 鼠標滑動時的漸入和漸出
1 | $(document).ready(function(){ |
2 | $(".thumbs img").fadeTo("slow", 0.6); // This sets the opacity of the thumbs to fade down to 60% when the page loads |
4 | $(".thumbs img").hover(function(){ |
5 | $(this).fadeTo("slow", 1.0); // This should set the opacity to 100% on hover |
7 | $(this).fadeTo("slow", 0.6); // This should set the opacity back to 60% on mouseout |
[代碼] 制作等高的列
2 | $("div.col").each(function(){ |
3 | if ($(this).height() > max_height) { max_height = $(this).height(); } |
5 | $("div.col").height(max_height); |
[代碼] 在一些老的瀏覽器上啟用 HTML5 的支持
04 | var e = "abbr,article,aside,audio,bb,canvas,datagrid,datalist,details,dialog,eventsource,figure,footer,header,hgroup,mark,menu,meter,nav,output,progress,section,time,video".split(','),i=e.length;while(i--){document.createElement(e[i])} |
09 | <script src="http://html5shim.googlecode.com/svn/trunk/html5.js"></script> |
[代碼] 測試瀏覽器是否支持某些 CSS3 屬性
01 | var supports = (function() { |
02 | var div = document.createElement('div'), |
03 | vendors = 'Khtml Ms O Moz Webkit'.split(' '), |
06 | return function(prop) { |
07 | if ( prop in div.style ) return true; |
09 | prop = prop.replace(/^[a-z]/, function(val) { |
10 | return val.toUpperCase(); |
14 | if ( vendors[len] + prop in div.style ) { |
15 | // browser supports box-shadow. Do what you need. |
16 | // Or use a bang (!) to test if the browser doesn't. |
24 | if ( supports('textShadow') ) { |
25 | document.documentElement.className += ' textShadow'; |
[代碼] 獲取 URL 中傳遞的參數
1 | $.urlParam = function(name){ |
2 | var results = new RegExp('[\\?&]' + name + '=([^&#]*)').exec(window.location.href); |
3 | if (!results) { return 0; } |
4 | return results[1] || 0; |
[代碼] 禁用表單的回車鍵提交
1 | $("#form").keypress(function(e) { |
posted on 2011-11-23 13:15
SIMONE 閱讀(387)
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