iOS開發常用輸入校正

標籤：

1、數字字元校正#define NUMBERSPERIOD @"0123456789." - (BOOL)CheckInput:(NSString *)string { NSCharacterSet *cs; cs = [[NSCharacterSet characterSetWithCharactersInString:NUMBERSPERIOD] invertedSet]; NSString *filtered = [[string componentsSeparatedByCharactersInSet:cs] componentsJoinedByString:@""]; BOOL basicTest = [string isEqualToString:filtered]; return basicTest; } 2、判斷使用者名稱，在2－16位- (BOOL)CheckInput:(NSString *)text { NSString*Regex = @"^\\w{2,16}{1}"; NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELFMATCHES %@", Regex]; return [emailTest evaluateWithObject:text]; } 3、判斷手機號碼，1開頭的十一位元字- (BOOL)CheckInput:(NSString *)text { NSString *Regex = @"1\\d{10}"; NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELFMATCHES %@", Regex]; return [emailTest evaluateWithObject:text]; } 4、判斷郵箱- (BOOL)CheckInput:(NSString *)text { NSString *Regex = @"[A-Z0-9a-z._%+-][email protected][A-Za-z0-9.-]+\\.[A-Za-z]{2,4}"; NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELFMATCHES %@", Regex]; return [emailTest evaluateWithObject:text]; } 5、判斷密碼，6－16位- (BOOL)CheckInput:(NSString *)text { NSString *Regex = @"\\w{6,16}"; NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELFMATCHES %@", Regex]; return [emailTest evaluateWithObject:text]; }

iOS開發常用輸入校正