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<PharData::extractToPharData::offsetSet>
^PharDataLast updated: Mon, 26 Oct 2026

PharData::isWritable

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

PharData::isWritable — Returns true if the tar/zip archive can be modified

Description

public function PharData::isWritable(): bool

This method returns true if the tar/zip archive on disk is not read-only. Unlike Phar::isWritable(), data-only tar/zip archives can be modified even if phar.readonly is set to 1.

Parameters

No parameters.

Return Values

Returns true if the tar/zip archive can be modified

See Also


<PharData::extractToPharData::offsetSet>
^PharDataLast updated: Mon, 26 Oct 2026