直接看代碼吧！！！
#pragma mark 判斷只能為中文的- (BOOL) zsStringInputOnlyIsChinese:(NSString*)string{ NSString *regex = @"[/u4e00-/u9fa5]+"; NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex]; if ([pred evaluateWithObject:string]) { return YES; } return NO;}#pragma mark 判斷只能為數(shù)字的- (BOOL) zsStringInputOnlyIsNumber:(NSString*)string{ NSString *regex =@"[0-9]*"; NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex]; if ([pred evaluateWithObject:string]) { return YES; } return NO;}#pragma mark 判斷只能為字母的- (BOOL) zsStringInputOnlyIsLetter:(NSString*)string{ NSString *regex =@"[a-zA-Z]*"; NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex]; if ([pred evaluateWithObject:string]) { return YES; } return NO;}#pragma mark 判斷只能為字母或數(shù)字的- (BOOL) zsStringInputOnlyIsNumber:(NSString*)string{ NSString *regex =@"[a-zA-Z0-9]*"; NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex]; if ([pred evaluateWithObject:string]) { return YES; } return NO;}以上所述是小編給大家介紹的Android 判斷是否是是全漢字、全字母、全數(shù)字、數(shù)字和字母等，希望對大家有所幫助，如果大家有任何疑問請給我留言，小編會及時回復大家的。在此也非常感謝大家對武林網(wǎng)網(wǎng)站的支持！
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