Why is a function in ng-repeat called several times?

Question

I want to supply a ng-repeat element by a controller function as follows:

Answer 1

a little bit about the digest cycle:

we need to check every time something in the application changes - what was effected by that change, and re-evaluate all the places that might depend on that change,

so that is why the function in the ng-repeat was called multiple times - it had to check wheter the repeated list is the same after some changes happend in the application

read more about the digest cycle and two-way data binding:

http://blog.bguiz.com/post/60397801810/digest-cycles-in-single-page-apps/