(PHP ActiveX) Create a Zip Entirely in Memory

Demonstrates how to create a .zip from in-memory byte data and strings, and to write the .zip to an in-memory image.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows Note: The php_com_dotnet.dll may need to be enabled inside of php.ini.

<?php

$success = 0;

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

$crypt = new COM("Chilkat.Crypt2");
$zip = new COM("Chilkat.Zip");

$success = $zip->NewZip('test.zip');
if ($success == 0) {
    print $zip->LastErrorText . "\n";
    exit;
}

// Add the bytes 0x00 0x01 0x02 0x03 ... 0x0F as a file in the .zip
$bd = new COM("Chilkat.BinData");
$bd->AppendEncoded('000102030405060708090A0B0C0D0E0F','hex');
$zip->AddBd('binaryData.dat',$bd);

// Add the string "Hello World!" to the .zip
$zip->AddString('helloWorld.txt','Hello World!','utf-8');

$zipFileInMemory = $zip->WriteToMemory();

// We could save these files to a file, and it is a valid .zip
$fac = new COM("Chilkat.FileAccess");
$success = $fac->WriteEntireFile('test.zip',$zipFileInMemory);
if ($success == 0) {
    print $fac->LastErrorText . "\n";
    exit;
}

print 'Zip Created!' . "\n";

?>