[PHP] 安裝 composer套件

記錄一下composer的安裝步驟

安裝流程

1. Change into a directory in your path like cd /usr/local/bin 
2. Get Composersudo curl -sS https://getcomposer.org/installer | sudo php
3. Make the phar executable sudo chmod a+x composer.phar 
4. Change into a project directory cd /path/to/my/project 
5. Use Composer as you normally would composer.phar install 
6. Optionally you can rename the composer.phar to composer to make it easier
1. sudo mv composer.phar composer