摘要:今天写一个定时器的练习,结果发现清除定时器的语句起不了作用,代码如下 <script type="text/javascript"> i=11; var s=document.getElementById("s1");//获取span标签 function daojishi(){ i--; s.in
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posted @ 2017-09-27 14:33
posted @ 2017-09-27 14:33
posted @ 2017-09-27 11:04
posted @ 2017-09-26 17:29
posted @ 2017-09-26 16:58