Discuss / JavaScript / null
Back

null

Topic source

苹果熊

#1 Created at ... [Delete] [Delete and Lock User]

substr也有必要讲下

小菲-12

#2 Created at ... [Delete] [Delete and Lock User]

廖老师；

var s=("hello,word"); var v=s.substring(7); alert(v);//我得到的是ord；

迷茫的围脖世界

#3 Created at ... [Delete] [Delete and Lock User]

你的world前面比教程里的少一个空格。

  • 1

Reply