{"ScriptPreparationCode":"\r\nvar arr = [{number: \u0027one\u0027}, {number:\u0027two\u0027}, {number: \u0027three\u0027}];\r\n\r\nvar arr2 = [\u0027one\u0027, \u0027two\u0027, \u0027three\u0027];\r\n","TestCases":[{"Name":"findIndex","Code":"arr.findIndex(el =\u003E el.number === \u0027one\u0027)","IsDeferred":false},{"Name":"indexOf","Code":"arr2.indexOf(\u0027one\u0027)","IsDeferred":false}]}