{"ScriptPreparationCode":null,"TestCases":[{"Name":"push array destructing","Code":"var a = [];\r\nvar b = [1, 2, 3, 4, 5];\r\nfor (var i = 0; i \u003C 1000; i\u002B\u002B) {\r\n a.push(...b);\r\n}","IsDeferred":false},{"Name":"concat","Code":"var a = [];\r\nvar b = [1, 2, 3, 4, 5];\r\nfor (var i = 0; i \u003C 1000; i\u002B\u002B) {\r\n a = a.concat(b);\r\n}","IsDeferred":false}]}