<head> <title></title> </head><body><script type="text/javascript"> var bb = "javascript" var cc =5644655564165 document.write(bb.charAt(3)+"<br>"); document.write(bb.replace("java", "kkkk") + "<br>"); document.write(bb.toLowerCase() + "<br>"); document.write(bb.toUpperCase() + "<br>"); document.write(bb.split("va")+"<br>"): document.write(bb.substr(2,8)+"<br>"); document.write(bb.substring(3,7)+"<br>"); document.write(bb.concat(cc) + "<br>"); document.write(bb.indexOf("r")+"<br>"); var nn=new Array("12","578","1345","987"); var mm=new Array("hg""hu","hnh"); document.write(nn.join("-")+"<br>"); document.write(mm.revesre()+"<br>"); </script></body></html>
1 回答
已采纳
Caballarii
TA贡献1123条经验 获得超629个赞
document.write(bb.split("va")+"<br>"):写成了冒号
var mm=new Array("hg""hu","hnh");少一个逗号
document.write(mm.revesre()+"<br>");reverse拼错了
总共三个地方
添加回答
举报
0/150
提交
取消