{"ScriptPreparationCode":null,"TestCases":[{"Name":"Array.concat","Code":"var arr1 = [\u0027hello world\u0027, 123, true]\r\nvar res = arr1.concat([\u0027@gmail\u0027, 15,20000])","IsDeferred":false},{"Name":"Array.push","Code":"var arr1 = [\u0027hello world\u0027, 123, true]\r\nvar res = Array.prototype.push.apply(arr1, [\u0027@gmail\u0027, 15,20000])","IsDeferred":false},{"Name":"ES6 Spread Operator","Code":"var arr1 = [\u0027hello world\u0027, 123, true]\r\nvar res = [...arr1,\u0027@gmail\u0027, 15,20000]","IsDeferred":false}]}