<!DOCTYPE ? ? html ? ><html ?><head><meta ? charset="UTF-8"><title>時(shí)間和日期</title><script>var ? qq="532545";if(qq.length>=5&& qq.length<=15){if(qq.charCodeAt(0)!=48){if(!isNaN(qq))alert("合法的");elsealert("含有非數(shù)字");}elsealert("以0開頭,不合法");}elsealert("長(zhǎng)度不合法")</script></head><body></body></html>
下面代碼哪里錯(cuò)誤?為什么無法運(yùn)行?
qq_丘比特_0
2016-08-13 21:17:50