phpize --clean command is used in PHP development environments to clean up the files and directories that were created during a previous
When you run
phpize on a PHP extension source code directory, it generates various files and directories required for compiling and installing the extension. These files include a configure script, Makefile, and temporary object files.
phpize --clean command removes all these generated files and directories, effectively cleaning up the environment. It is particularly useful when you need to restart the extension development process from scratch or when you want to switch between different extension versions.