{"ScriptPreparationCode":"var arr = Array(100000).fill(1);\r\nindex = 50000;","TestCases":[{"Name":"Slice","Code":"[...arr.slice(0, index), \u0027Item\u0027, ...arr.slice(index)]","IsDeferred":false},{"Name":"Splice","Code":"[...arr].splice(index, 0, \u0027Item\u0027)","IsDeferred":false}]}