php的ZipArchive类用法实例

<?php
$zip = new ZipArchive;
if ($zip->open('test.zip') === TRUE) {
    $zip->extractTo('/my/destination/dir/');
    $zip->close();
    echo 'ok';
} else {
    echo 'failed';
}
?>

<?php
$zip = new ZipArchive;
if ($zip->open('test.zip') === TRUE) {
    echo $zip->getFromName('example.php');
    $zip->close();
}
?>

<?php
$zip = new ZipArchive;
if ($zip->open('test.zip') === TRUE) {
    $index=$zip->locateName('example.php', ZIPARCHIVE::FL_NOCASE|ZIPARCHIVE::FL_NODIR);
    $contents = $zip->getFromIndex($index);
}
?>

<?php
$zip = new ZipArchive;
if ($zip->open('test.zip') === TRUE) {
    for($i = 0; $i < $zip->numFiles; $i++)
      {
           if(substr_count($zip->getNameIndex($i), 'example.php')>0){
                $contents = $zip->getFromIndex($i);                           
            }
       }
}
?>