{"ScriptPreparationCode":null,"TestCases":[{"Name":"spread syntax","Code":"[].concat(...[[1,2,3], [4,5,6]])","IsDeferred":false},{"Name":"concat apply","Code":"[].concat.apply([], [[1,2,3], [4,5,6]])","IsDeferred":false},{"Name":"flat","Code":"[[1,2,3], [4,5,6]].flat()","IsDeferred":false}]}