# Phar::canWrite

(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL phar >= 1.0.0)

Phar::canWrite — Returns whether phar extension supports writing and creating phars

### 说明

final public static Phar::canWrite(): bool

This static method determines whether write access has been disabled in the system php.ini via the phar.readonly ini variable.

### 参数

### 返回值

`true` if write access is enabled, `false` if it is disabled.

### 示例

示例 #1 A Phar::canWrite() example

`<?php
if (Phar::canWrite()) {
file_put_contents('phar://myphar.phar/file.txt', 'hi there');
}
?>`

### 参见

- phar.readonly
- Phar::isWritable() - Returns true if the phar archive can be modified

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