html:
<input type=
"button" id=
"inp">
<
div id=
"box"></
div>
css:
<style>
#box {
width: 100px;
height: 100px;
background-color: pink;
float: right;
}
</style>
javascript:
<script>
var oInp = document.getElementById('inp');
var oDiv = document.getElementById('box');
oInp.onclick = function(){
oDiv.style.cssFloat = 'left';
}
</script>
注意: js中,oDiv.style.float = 'left';这种写法不支持,没有效果。应该使用下面写法:
oDiv.style.cssFloat =
'left';
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