{"ScriptPreparationCode":"function join(arr) {\r\n return arr.reduce((a, b) =\u003E a\u002Bb, \u0027\u0027)\r\n}","TestCases":[{"Name":"join","Code":"[1,2,3,4,5].join(\u0027\u0027)","IsDeferred":false},{"Name":"my join","Code":"join([1,2,3,4,5])","IsDeferred":false}]}