Explain ng-repeat directive.

The ng-repeat directive is the most used and very useful AngularJS Directive feature. It iterates over a collection of items and creates DOM elements. It constantly monitors the source of data to re-render a template in response to change. Syntax of ng-repeat 1. 2. 3. 4. 5. 6. {{emp.name}} {{emp.salary}} Here, ng-repeat directive iterates over the empDetails collection and creates a DOM element for each entry in the collection. The ng-repeat directive creates a new scope for each element of a collection. Variables created by ng-repeat AngularJS ng-repeat directive creates so many special variables in a scope created for each and every individual entry. These variables are very important to find the position of an element within a collection. Below are the some important variables created by ng-repeat 1. $index 2. $first 3. $middle 4. $last