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Phar::isValidPharFilename	Phar::loadPhar

Phar	Last updated: Mon, 26 Oct 2026

Phar::isWritable

(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL phar >= 2.0.0)

Phar::isWritable — Returns true if the phar archive can be modified

Description

public function Phar::isWritable(): bool

This method returns true if phar.readonly is 0, and the actual phar archive on disk is not read-only.

Parameters

No parameters.

Return Values

Returns true if the phar archive can be modified

See Also

Phar::canWrite() - Returns whether phar extension supports writing and creating phars
PharData::isWritable() - Returns true if the tar/zip archive can be modified

Phar::isValidPharFilename	Phar::loadPhar

Phar	Last updated: Mon, 26 Oct 2026