phoneNumber正则表达式

Nsstring * regex = @”^((13[0-9])|(15[^4,\\D])|(18[0,5-9]))\\d{8}$”; nspredicate * pred = [nspredicate predicateWithFormat:@"SELF MATCHES %@",regex]; BOOL isMatch = [pred evaluateWithObject:self.txt_cellphone.text]; if (!isMatch) { [txt_cellphone becomeFirstResponder]; return; }