标签：style ar div sp c ef r bs as
1.变量名.style.width = 100 + "px";
<div id="box"></div>
<script>
var box = document.getElementById("box");
box.style.width = 100 + "px";
box.style.height = 100 + "px";
box.style.borderLeft = 1 +"px";
</script>
2.变量名["style"]["width"] = 100 + "px";<div id="box"></div>
<script>
box["style"]["width"] = 100 +"px";
</script>
<div id="box"></div>
<script>
box.style.cssText = "width:100px;height:100px;"
</script>
标签：style ar div sp c ef r bs as
原文地址：http://www.cnblogs.com/bjchenxn/p/3962177.html
