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Objective-C

Decode Base64 to Zip File

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Shows how to decode a baes64 string that is the encoded representation of the bytes that make up a .zip archive. Decodes the base64 and writes the .zip file.

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Objective-C
#import <NSString.h>
#import <CkoBinData.h>

BOOL success = NO;

NSString *b64 = @"UEsDBBQA ... AAALgQAAAAA";

CkoBinData *zipData = [[CkoBinData alloc] init];
success = [zipData AppendEncoded: b64 encoding: @"base64"];
success = [zipData WriteFile: @"qa_output/out.zip"];
if (success != YES) {
    NSLog(@"%@",@"failed to write Zip file.");
    return;
}