iOS NSString字符串反转的问题

来源:互联网 发布:霏慕淘宝孔雀模特名字 编辑:程序博客网 时间:2024/06/05 03:49
/**** NSString+Reverse.h ****/#import <Foundation/Foundation.h>@interface NSString (Reverse)- (NSString *)stringByReversed;@end/**** NSString+Reverse.m ****/#import "NSString+Reverse.h"@implementation NSString (Reverse)- (NSString *)stringByReversed{  NSMutableString *s = [NSMutableString string];  for (NSUInteger i=self.length; i>0; i--) {    [s appendString:[self substringWithRange:NSMakeRange(i-1, 1)]];  }  return s;}@end

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