(PHP ActiveX) Remove a File from a .zip

Demonstrates how to remove a file from a .zip.

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 requires the Chilkat Zip API to have been previously unlocked.
// See Unlock Chilkat Zip for sample code.

// First prepare a .zip and write it..
$zip = new COM("Chilkat.Zip");

$zip->NewZip('qa_output/abc.zip');

// Add some files..
$charset = 'utf-8';
$zip->AddString('a.txt','aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa',$charset);
$zip->AddString('b.txt','bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',$charset);
$zip->AddString('c.txt','cccccccccccccccccccccccccccccccccccc',$charset);

// Write to qa_output/abc.zip
// This .zip contains three files: a.txt, b.txt, and c.txt
$success = $zip->WriteZipAndClose();

// -------------------------------------------------------------------
// Open abc.zip, remove an entry, and re-write.
$zip2 = new COM("Chilkat.Zip");
$zip2->OpenZip('qa_output/abc.zip');

$entry = new COM("Chilkat.ZipEntry");
$success = $zip2->EntryOf('b.txt',$entry);
if ($success != 0) {
    $zip2->DeleteEntry($entry);
}

// Write the modified .zip back to "abc.zip"
$success = $zip2->WriteZip();

// To write to a different filename, change the FileName..
$zip2->FileName = 'qa_output/ac.zip';
$success = $zip2->WriteZipAndClose();

print 'success.' . "\n";

?>