Phar::offsetExists

(PHP >= 5.3.0, PECL phar >= 1.0.0)

Phar::offsetExists — determines whether a file exists in the phar

Описание

bool Phar::offsetExists ( string $offset )

This 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.

Список параметров

offset: The filename (relative path) to look for in a Phar.

Возвращаемые значения

Returns TRUE if the file exists within the phar, or FALSE if not.

Примеры

Пример #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']));
?>

Результат выполнения данного примера:

bool(true)
bool(false)

Смотрите также

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