ios 开发 笔记2//字符串去前后空格name [name stringByTrimmingCharactersInSet:[NSCharacterSet whites
ios 开发 笔记2
//字符串去前后空格name = [name stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];//用户名去空格
ios 开发 笔记2
//字符串去前后空格name = [name stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];//用户名去空格