iOS 中文字元判斷 正則NSRegularExpression 謂詞NSPredicate 和 NSRange

標籤：pattern   chinese   orm   代碼   sch   obj   regular   red   regex   

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#pragma mark - 中文字元判斷- (BOOL)validateContainsChinese:(NSString *)content{    NSRegularExpression *regularexpression = [[NSRegularExpression alloc]                                              initWithPattern:@"^[\u4e00-\u9fa5]"                                              options:NSRegularExpressionCaseInsensitive                                              error:nil];    return ([regularexpression numberOfMatchesInString:content                                               options:NSMatchingReportProgress                                                 range:NSMakeRange(0, content.length)] > 0);}// 匹配是否為全中文- (BOOL)validateAllChinese:(NSString *)content{    NSString *regEx = @"^[\u4e00-\u9fa5]+$";    NSPredicate *predicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", regEx];        return [predicate evaluateWithObject:content];}- (BOOL)validateContainsChineseT:(NSString *)content{    NSString *regEx = @"^[\u4e00-\u9fa5].+";  // @"^[\u4e00-\u9fa5].*"    NSPredicate *predicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", regEx];        return [predicate evaluateWithObject:content];}// 利用rangeOfString:option:直接尋找- (BOOL)validateRangeContainsChinese:(NSString *)content{    NSString *regEx = @"^[\u4e00-\u9fa5]";    NSRange range = [content rangeOfString:regEx options:NSRegularExpressionSearch];        return range.length;    }// 利用rangeOfString:option:直接尋找- (BOOL)validateRangeAllChinese:(NSString *)content{    NSString *regEx = @"^[\u4e00-\u9fa5]+S";    NSRange range = [content rangeOfString:regEx options:NSRegularExpressionSearch];        return range.length;    }

 

iOS 中文字元判斷 正則NSRegularExpression 謂詞NSPredicate 和 NSRange