JS控制css
<style> #div1 {position:absolute;left:20px;top:30px;width:20px;height:30px;background-color:red} .red{color: red} .blue{color: blue} </style> <script> var d = 100; function test() { var a = document.getElementById("div1"); a.style.backgroundColor = "blue"; d += 10; a.style.left = d+"px"; } </script> <script> var d = 100; function test1() { var a = document.getElementById("div1"); a.style.backgroundColor = "blue"; d += 10; a.style.left = d+"px"; } function test2() { var a = document.getElementById("div0"); a.className = "blue";//样式的装换 } </script> <body onkeypress="ff(event)"> <!-- <input type="button" value="测试" onclick="ff(event)"> --> <div id = div0 class = "red">aaaa</div> <div id = div1> </div> <input type="button" value="测试1" onclick="test1()"> <input type="button" value="测试2" onclick="test2()"> </body>
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