Using multiple AngularJS versions in a project with Bower
问题 I've been trying to upgrade medium sized project from Angular version 1.2.16 to 1.6.4 . The problem here is, I can't jump from one version to another, so I have to use both versions at the same time in the project. However, I couldn't able to find a well prepared guide to follow. There are some different steps which is described in SO or in Github pages. But anyhow, I couldn't manage it. Here are some SO links that I've been reading during this time. 1 - Multiple versions of AngularJS in one