Phar::isWritable()

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

Returns true if the phar archive can be modified

说明

publicPhar::isWritable(void): bool

This method returns TRUE ifphar.readonlyis0, and the actual phar archive on disk is not read-only.

参数

No parameters.

返回值

Returns TRUE if the phar archive can be modified

参见

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

It might be not expected, but this function will return true if the file does not exist yet even if the directory is read-only. Tested on PHP 5.3.0 RC 1.
I have buffering on and when I call stopBuffering() then the "failed to open stream: Permission denied" PharException will be thrown.