Why is ngModel.$setViewValue(…) not working from

Question

I\'m writing an directive which needs an isolated scope, but I want to bind it to the parent scope via ngModel.

Here the problem is that the parent\'s scope value is

Answer 1

the first answer explains the problem well, I believe i have a simpler solution that avoids extra watches.

to summarize answer 1. ngModel can not work inside the isolate scope because the elements you intended it to bind to are not in its scope. they are in the parent scope.

solution 1, bind to the parent's property

Change me!

becomes

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solution 2, move ngModel outside the isolate scope

require : '?ngModel', becomes require : '?^ngModel', the ^ tells your directive to look in parent elements for ngModel

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becomes

    
Change me!