iOS--使用MD5加密

#import <Foundation/Foundation.h> 

@interface MyMD5 : NSObject {

    

}

+(NSString *) md5: (NSString *) inPutText ;

@end

#import "MyMD5.h"

#import "CommonCrypto/CommonDigest.h"

@implementation MyMD5

+(NSString *) md5: (NSString *) inPutText 

{

    const char *cStr = [inPutText UTF8String];

    unsigned char result[CC_MD5_DIGEST_LENGTH];

    CC_MD5(cStr, strlen(cStr), result);

    

    return [[NSString stringWithFormat:@"%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X",

             result[0], result[1], result[2], result[3],

             result[4], result[5], result[6], result[7],

             result[8], result[9], result[10], result[11],

             result[12], result[13], result[14], result[15]

             ] lowercaseString];

}

@end