composer setup uninstaller code example

Example 1: composer uninstall

composer remove vendor/package

Example 2: how uninstall composer

Delete the file composer.phar.
Delete the Cache Folder:
Linux: /home/<user>/.composer
Windows: C:\Users\<username>\AppData\Roaming\Composer

Example 3: remove composer package

Syntax: composer remove <package>

Example: composer remove laravel/tinker