{"ScriptPreparationCode":"var arr = [];\r\nfor (var i = 0; i \u003C 10000; i\u002B\u002B) {\r\n arr[i] = Math.round(Math.random(0,9999));\r\n}\r\n\r\nvar copy1 = [], copy2 =[], copy3 = [];\r\n","TestCases":[{"Name":"foreach","Code":"arr.forEach((el,i) =\u003E {\r\n copy1[i] = el * 3\r\n});","IsDeferred":false},{"Name":"for","Code":"for (var i = 0, l = arr.length; i \u003C l; i\u002B\u002B) {\r\n copy2[i] = arr[i] * 3;\r\n};","IsDeferred":false},{"Name":"map","Code":"copy3 = arr.map(el =\u003E el * 3)","IsDeferred":false}]}