{"ScriptPreparationCode":"var a = [\u0027a\u0027, \u0027b\u0027, \u0027c\u0027, \u0027d\u0027, \u0027e\u0027, \u0027f\u0027, \u0027g\u0027, \u0027h\u0027, \u0027i\u0027, \u0027j\u0027]\r\nvar b = [\u0027h\u0027, \u0027i\u0027, \u0027j\u0027]","TestCases":[{"Name":"Filter using array includes","Code":"a.filter((item) =\u003E !b.includes(item))","IsDeferred":false},{"Name":"Filter using object lookup","Code":"const obj_b = b.reduce((acc, item) =\u003E {\r\n acc[item] = true\r\n return acc\r\n}, {})\r\n\r\na.filter((item) =\u003E !obj_b[item])","IsDeferred":false}]}