出處：
//驗證電子郵件
- (bool)isemail";
nspredicate *predicate = [nspredicate predicatewithformat:
@"self matches %@"
, emailregex];
return
[predicate
evaluatewithobject:
self];
}//驗證手機號
- (bool)ismobilephonenumber$";
nsstring
* cm = @"^1(34[0-8]|(3[5-9]|5[017-9]|8[2378])\\d)\\d$";
nsstring
* cu = @"^1(3[0-2]|5[256]|8[56])\\d$";
nsstring
* ct = @"^1((33|53|8[019])[0-9]|349)\\d$";
// nsstring * phs = @"^0(10|2[0-5789]|\\d)\\d$";
nspredicate *regextestmobile = [nspredicate predicatewithformat:
@"self matches %@"
, mobile];
nspredicate *regextestcm = [nspredicate predicatewithformat:
@"self matches %@"
, cm];
nspredicate *regextestcu = [nspredicate predicatewithformat:
@"self matches %@"
, cu];
nspredicate *regextestct = [nspredicate predicatewithformat:
@"self matches %@"
, ct];
if (([regextestmobile evaluatewithobject:self] == yes)
|| ([regextestcm evaluatewithobject:self] == yes)
|| ([regextestct evaluatewithobject:self] == yes)
|| ([regextestcu evaluatewithobject:self] == yes))
else
}//驗證是否是數字
- (bool)isnumber
return yes; }
//驗證車牌號
- (bool)isplatenumber[a-za-z][a-za-z_0-9][a-za-z_0-9_\u4e00-\u9fa5]$";
nspredicate *cartest = [nspredicate predicatewithformat:
@"self matches %@"
,carregex];
nslog
(@"cartest is %@",cartest);
return
[cartest evaluatewithobject:
self];
}//驗證ip位址
- (bool)isipaddress
//驗證埠號
- (bool)isport|[1-6][0-5][0-5][0-3][0-5])$";
nspredicate *pred = [nspredicate predicatewithformat:
@"self matches %@"
,regex];
return
[pred evaluatewithobject:
self];
}//驗證網域名稱
- (bool)isurl|ftp)://[a-za-z0-9\\.\\-]+\\.([a-za-z])(:\\d+)?(/[a-za-z0-9\\.\\-~!@#$%^&*+?:_/=<>]*)?)|(www.[a-za-z0-9\\.\\-]+\\.([a-za-z])(:\\d+)?(/[a-za-z0-9\\.\\-~!@#$%^&*+?:_/=<>]*)?)";
nspredicate *pred = [nspredicate predicatewithformat:
@"self matches %@"
, regex];
return
[pred evaluatewithobject:
self];
}//驗證身份證號
- (bool)isidnumber
nsstring
*regex2 = @"^(\\d|\\d)(\\d|[xx])$";
nspredicate *identitycardpredicate = [nspredicate
predicatewithformat:@"self matches %@",regex2];
return [identitycardpredicate evaluatewithobject:self];
}//驗證密碼
- (bool)ispassword+$";
nspredicate *passwordpredicate = [nspredicate
predicatewithformat:@"self matches %@",passwordregex];
return [passwordpredicate evaluatewithobject:self];
}//正常字元包括中文，英文，數字，下劃線
- (bool)isnotnontainsspecialcharacters
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