{"ScriptPreparationCode":"var arr1 = [\u0027a\u0027, \u0027b\u0027];\r\nvar arr2 = [\u0027c\u0027, \u0027d\u0027];","TestCases":[{"Name":"Array.concat()","Code":"arr1.concat(arr2);","IsDeferred":false},{"Name":"Spread concat","Code":"[...arr1, ...arr2]","IsDeferred":false}]}