Returns true if the tar/zip archive can be modified

# 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

### 说明

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`.

### 参数

No parameters.

### 返回值

Returns `true` if the tar/zip archive can be modified

### 参见

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

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