- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="UTF-8">
- <title>CSS 函数 </title>
- <script>
- function css(obj, styleName, value){
- if(arguments.length==2){
- return obj.style[styleName];
- }
- else{
- obj.style[styleName]=value;
- }
- }
- // 测试
- window.onload=function(){
- var oDiv=document.getElementById('div1');
- alert(css(oDiv, 'width'));
- css(oDiv, 'background-color', 'yellow');
- }
- </script>
- </head>
- <body>
- <div id="div1" style="background-color:red; width:200px; height: 300px;"></div>
- </body>
- </html>
来源: http://www.qdfuns.com/note/50845/5eb0930b7c20b1ab66e796818f26c66d.html