//base64加密 時不能與要加密的字符串沖突萄焦，有+ / % 等的
- (void)encodeBase64
{
NSString *sourceStr = @"base64加密";
NSData *sourceData = [sourceStr dataUsingEncoding:NSUTF8StringEncoding];
NSString *result = [sourceData base64EncodedStringWithOptions:NSDataBase64Encoding64CharacterLineLength];
//調(diào)用解密
[self dCoderBase64WithString:result];
NSLog(@"加密---%@",result);
}
//base64解密 參數(shù)為base64加密之后的字符串
-(void)dCoderBase64WithString:(NSString *)base64_string
{
//解碼成二進制流
NSData *data = [[NSData alloc]initWithBase64EncodedString:base64_string options:NSDataBase64DecodingIgnoreUnknownCharacters];
NSString *string = [[NSString alloc]initWithData:data encoding:NSUTF8StringEncoding];
NSLog(@"解密---%@",string);
}
