How install php 5.6 in cloud 9?

I am using IDE cloud 9. using version there 5.5.9. But I need 5.6. I cant undestand how me install verison php 5.6. Wich commands I need use. Can you help me step by step how? Thank you

Solution

Never really used Cloud9 before. So, you might want to take a look at this https://community.c9.io/t/phpbrew-on-php-workspaces/621/2