嘿,我正在尝试更改div的背景颜色。我写了一个脚本来改变身体的背景颜色。代码如下
<script>
colors = new Array('black', 'red', 'green');
function annoyingEffect(tic){
tic %= colors.length;
document.bgColor = colors[tic];
setTimeout("annoyingEffect("+(tic+1)+")", 2000);}
</script>
<body onload="annoyingEffect(0)">
</body>
但是如果我尝试添加一个div 并在其中插入 onload="annoyingEffect(0)" 函数,它不起作用。我错过了什么?
下面是一个示例(http://jsfiddle.net/NSJDR/5/)如何更改正文和<div>
:
<html>
<head>
<script type="text/javascript">
colors = new Array('blue', 'red', 'green', 'yellow', 'brown', 'orange');
function annoyingEffect(tic){
tic %= colors.length;
document.bgColor = colors[tic];
setTimeout("annoyingEffect("+(tic+1)+")", 1000);
}
function annoyingEffectOnDiv(tic, divId){
tic %= colors.length;
divVar = document.getElementById(divId);
divVar.style.background = colors[tic];
setTimeout("annoyingEffectOnDiv("+(tic+1)+", '"+divId+"')", 1000);
}
</script>
</head>
<body onload="annoyingEffect(0); annoyingEffectOnDiv(2, 'divtest');">
<div id="divtest">
<label>HELLOOOOOA :D</label>
</div>
</body>
</html>
我认为这条线
setTimeout("annoyingEffect("+(tic+1)+")", 2000);
应该是
setTimeout(function(){ annoyingEffect(tic+1); }, 2000);
函数参数不作为字符串传递
参见演示:http://jsfiddle.net/rathoreahsan/Fr6tW/
添加您的 JS:
document.getElementById('customid').style.background = colors[tic]; *your div id*
.HTML
<body onload="annoyingEffect(0)">
<div id="customid"></div>
</body>
爪哇语
colors = new Array('black', 'red', 'green');
function annoyingEffect(tic){
tic %= colors.length;
//document.bgColor = colors[tic];
document.getElementById('customid').style.background = colors[tic];
setTimeout("annoyingEffect("+(tic+1)+")", 2000);}