iOS字符串转Base64编码 //转换图⽚的⽚法Base64
- (NSString *)UIImageToBase64Str:(UIImage *)image {
NSData *data = UIImagePNGRepresentation(image); NSString
*encodedImageStr
=
[data
base64EncodedStringWithOptions:NSDataBase64Encoding64CharacterLineLength]; return encodedImageStr;
}
//把字符串转成Base64编码
- (NSString *)base64EncodeString:(NSString *)string { NSData
*data
=
[string
dataUsingEncoding:NSUTF8StringEncoding];
return [data base64EncodedStringWithOptions:0]; }
//字符串解码
- (NSString *)stringEncodeBase64:(NSString *)base64 { NSData NSString
*nsdataFromBase64String
*base64Decoded
=
=
[[NSData [[NSString
alloc]initWithBase64EncodedString:base64 options:0]; alloc]initWithData:nsdataFromBase64String
encoding:NSUTF8StringEncoding]; return base64Decoded;
}
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