{"ScriptPreparationCode":"const array = Array.from({ length: 1_000_000 }, (v, k) =\u003E k);\r\nconst entries = array.map((n) =\u003E [n,n]);\r\n\r\nvar arr = [...array];\r\nvar set = new Set(array);\r\nvar map = new Map(entries);\r\nvar obj = Object.fromEntries(entries);\r\nvar key = 770908;","TestCases":[{"Name":"arr.includes(key)","Code":"return arr.includes(key);","IsDeferred":false},{"Name":"set.has(key)","Code":"return set.has(key);","IsDeferred":false},{"Name":"map.has(key)","Code":"return map.has(key);","IsDeferred":false},{"Name":"obj[key] !== undefined","Code":"return obj[key] !== undefined","IsDeferred":false}]}