angular.js: alias the current model using a concise variable name

Imagine I am connecting to a model with a lengthy expression like this:

 <ul class="container" ui-sortable  ng-model="cssRules.categories['sd-text-highlight-    color']" ng-class="{selected: cssRules.categories['sd-text-highlight-color'] ==    selectedCategory}" ng-click="selectCategory(cssRules.categories['sd-text-highlight-color'])">

Is there a way to avoid repeating cssRules.categories['sd-text-highlight-color'],

and simply bind to the current model using a keyword or variable name?

Answer №1

Experiment by utilizing ng-init :

 <ul 
     class="wrapper"
     ui-sortable
     ng-init="mymodel = cssRules.categories['sd-text-highlight-color']"
     ng-model=""
     ng-class="{chosen: mymodel  ==    selectedCategory}"
     ng-click="selectCategory(mymodel )"
>

I trust this information proves beneficial

Answer №2

Why not simply reveal it through the controller like this:

$scope.cssCategory = cssRules.categories['sd-text-highlight-color']

[UPDATE]

Regarding an alternative to using ng-init (as mentioned in Angular documentation):

The only appropriate use of ngInit is for aliasing special properties of ngRepeat, as demonstrated in the example below. In all other cases, it is recommended to use controllers instead of ngInit for initializing values on a scope.

More information.

This could be a potential reason why it may not function smoothly with ui-sortable, thus it is advisable to steer clear of this approach.

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