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<style>  
body { background:#1a1a1a; color:#ccc; font-family:monospace; padding:20px; }  
a { color:#6cf; text-decoration:none; }  
a:hover { text-decoration:underline; }  
textarea,input[type=text] { width:100%; font-family:monospace; background:#222; color:#fff; border:1px solid #444; }  
input[type=submit] { background:#333; color:#fff; border:none; padding:5px 10px; }  
</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fbig%2F'>big</a>/<a href='?path=%2Fbig%2FSRC%2F'>SRC</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2F'>php-8.4.5</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2Fext%2F'>ext</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2Fext%2Fphar%2F'>phar</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2Fext%2Fphar%2Ftests%2F'>tests</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2Fext%2Fphar%2Ftests%2Fzip%2F'>zip</a>/</p><hr><h3>✏️ Editing: create_new_and_modify.phpt</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>--TEST--
Phar: create and modify zip-based phar
--EXTENSIONS--
phar
--INI--
phar.readonly=0
opcache.validate_timestamps=1
--FILE--
&lt;?php

$fname = __DIR__ . &#039;/&#039; . basename(__FILE__, &#039;.php&#039;) . &#039;.phar.zip.php&#039;;
$pname = &#039;phar://&#039; . $fname;

@unlink($fname);

file_put_contents($pname . &#039;/a.php&#039;, &quot;brand new!\n&quot;);

if (function_exists(&quot;opcache_get_status&quot;)) {
    $status = opcache_get_status();
    if (is_array($status) &amp;&amp; ($status[&quot;opcache_enabled&quot;] || (isset($status[&quot;file_cache_only&quot;]) &amp;&amp; $status[&quot;file_cache_only&quot;]))) {
        opcache_invalidate($pname . &#039;/a.php&#039;, true);
        // opcache_invalidate is buggy and doesn&#039;t work as expected so we add a
        // minor delay here.
        sleep(2);
    }
}

$phar = new Phar($fname);
var_dump($phar-&gt;isFileFormat(Phar::ZIP));
$sig1 = md5_file($fname);

include $pname . &#039;/a.php&#039;;

file_put_contents($pname .&#039;/a.php&#039;, &quot;modified!\n&quot;);
file_put_contents($pname .&#039;/b.php&#039;, &quot;another!\n&quot;);

$phar = new Phar($fname);
$sig2 = md5_file($fname);

var_dump($sig1 != $sig2);

include $pname . &#039;/a.php&#039;;
include $pname . &#039;/b.php&#039;;

?&gt;
--CLEAN--
&lt;?php unlink(__DIR__ . &#039;/&#039; . basename(__FILE__, &#039;.clean.php&#039;) . &#039;.phar.zip.php&#039;); ?&gt;
--EXPECT--
bool(true)
brand new!
bool(true)
modified!
another!
</textarea><br>  
            <input type='submit' value='Save'>  
        </form>  
        <p><a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2Fext%2Fphar%2Ftests%2Fzip'>🔙 Back</a></p>