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AngularJS, Front End Development
Angular provides a very powerful means to transfer messages to scopes at different hierarchical level. We can dispatch an event upwards through the scope hierarchy by notifying all the registered "$rootScope.Scope" listeners in the hierarchy or downwards to all the child scopes. Angular provides these two functions to achieve the event...
In my previous blog we studied the scope in AngularJS(we read three types of scope in a directive, Parent Scope, Inherited Scope and Isolated Scope). Isolated Scope was completely Isolated after AngularJS-1.2 so we can not access Parent Scope directly. But sometimes we face a requirement where we want to access Parent Scope...
When we work on AngularJS, scope become very important concept. So today we will understand the Scope in AngularJS. In almost every AngularJS Controller we use scope object which is auto injected by AngularJS in $scope named parameter. And that scope gets visible to marked HTML and its inner/child HTML, because of which HTML can access...
Many a times, we see a requirement, where we have to write same functions in multiple controllers just to share a common functionality among them, which is a bad approach, because in future, if any changes are required to that function, we’ll have to make the changes manually in all the copies of that function where it is defined or if...
Many a times we get confused with scope in JavaScript, So here I am going to put some light on scope. There are two types of scope in JavaScript. First one is, function scope which is also called as local scope, and second one is global scope. Function Scope: In JavaScript, variables are defined with function scope instead of block...