{"ScriptPreparationCode":"var arr = [...new Array(15000)].map((el, idx) =\u003E ({\r\n id: idx\r\n}));","TestCases":[{"Name":"findIndex","Code":"const foo = Math.floor(Math.random() * 15000);\r\narr.findIndex((itm) =\u003E itm.id === foo);","IsDeferred":false},{"Name":"for loop","Code":"const foo = Math.floor(Math.random() * 15000);\r\nfor (let i = 0, j = arr.length; i \u003C j; \u002B\u002Bi) {\r\n if (arr[i].id === foo) break;\r\n}","IsDeferred":false}]}