Compress file with ZipArchive

compress-file-with-ziparchive.php

<?php
$file_name      = 'myfolder/myfile.log';
$info           = pathinfo( $file_name );
$zip            = new ZipArchive();
$zip_file_name  = $info[ 'dirname' ] . DIRECTORY_SEPARATOR . $info[ 'filename' ] . '.zip';
$zip_local_name = $info[ 'basename' ]; // file name in archive without directory
if ( true !== $zip->open( $zip_file_name, ZipArchive::CREATE ) )
	die( "Compressing failed!" );
$zip->addFile( $file_name, $zip_local_name );
$zip->close();
// print link to download file:
echo '<a class="my-zip-file" href="<?= $zip_file_name; ?>">Compressed File</a>';