{"ScriptPreparationCode":"var _prefix = \u0022test\u0022;\r\nvar arr = new Array(2000);\r\narr.fill(null);\r\narr = arr.map((el, idx) =\u003E _prefix \u002B idx);\r\nvar rndIdx = Math.floor(Math.random() * 15000);\r\nvar foo = _prefix \u002B rndIdx;","TestCases":[{"Name":"findIndex","Code":"var index = arr.findIndex(x =\u003E x === foo);","IsDeferred":false},{"Name":"indexOf","Code":"var index = arr.indexOf(foo);","IsDeferred":false}]}