javascript 延时提示框

来源：互联网发布：音频算法工程师招聘编辑：程序博客网时间：2024/06/05 18:44

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>New Web Project</title><style>div{margin:10px;float:left;}#div1{width:50px;height:50px;background: red;}#div2{width: 100px;height:100px;background: #222;display:none;}</style><script>window.onload=function(){var oDiv1=document.getElementById('div1');var oDiv2=document.getElementById('div2');var timer=null;oDiv1.onmouseover=function(){clearTimeout(timer);oDiv2.style.display='block';};oDiv1.onmouseout=function(){timer=setTimeout(function(){oDiv2.style.display='none';},500);};oDiv2.onmouseover=function(){clearTimeout(timer);};oDiv2.onmouseout=function(){timer=setTimeout(function(){oDiv2.style.display='none';},500);};};</script></head><body><div id="div1"></div><div id="div2"></div></body></html>

运行结果：

代码相同部分可以合并，比如：

oDiv2.onmouseover=oDiv1.onmouseover=function(){clearTimeout(timer);oDiv2.style.display='block';};oDiv2.onmouseout=oDiv1.onmouseout=function(){timer=setTimeout(function(){oDiv2.style.display='none';},500);};

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