Phar::offsetExists
(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL phar >= 1.0.0)
Phar::offsetExists — Determines whether a file exists in the phar
Beschreibung
public Phar::offsetExists(string
$localName): boolThis is an implementation of the ArrayAccess interface allowing direct manipulation of the contents of a Phar archive using array access brackets.
offsetExists() is called whenever isset() is called.
Parameter-Liste
-
localName -
The filename (relative path) to look for in a Phar.
Rückgabewerte
Returns true if the file exists within the phar, or false if not.
Beispiele
Beispiel #1 A Phar::offsetExists() example
<?php
$p = new Phar(dirname(__FILE__) . '/my.phar', 0, 'my.phar');
$p['firstfile.txt'] = 'first file';
$p['secondfile.txt'] = 'second file';
// the next set of lines call offsetExists() indirectly
var_dump(isset($p['firstfile.txt']));
var_dump(isset($p['nothere.txt']));
?>
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
bool(true) bool(false)
Siehe auch
- Phar::offsetGet() - Gets a PharFileInfo object for a specific file
- Phar::offsetSet() - Set the contents of an internal file to those of an external file
- Phar::offsetUnset() - Remove a file from a phar
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