In Angular js interpolation helps in getting model render on the view. Where as concatenation is to allow the strings to be join together with '+' it may or may not include interpolation . Example:- {{}} --> interpolation It allows your model to bind in view:- Model:- $scope.name="...
<!doctype html> window.addMutationObserver = function(){ if(!window.MutationObserver){ return; } new window.MutationObserver(function(){}).observe(document.body, { childList: true, subtree: true }); }; angular.module('example', []); {{ 'This works.' }} — {{ "This ...