{"ScriptPreparationCode":"\r\nvar arr = [1, \u0027a\u0027, \u0027b\u0027];","TestCases":[{"Name":"FindIndex","Code":"\r\nfunction check(item) {\r\n return item === \u0027b\u0027;\r\n}\r\narr.findIndex(check)","IsDeferred":false},{"Name":"indexOf","Code":"arr.indexOf(\u0027b\u0027); ","IsDeferred":false}]}