{"ScriptPreparationCode":"window.array = Array.from({\r\n length: 100000\r\n}, (_, i) =\u003E i);\r\n\r\nwindow.toAppend = Array.from({\r\n length: 10000\r\n}, (_, i) =\u003E i);","TestCases":[{"Name":"push","Code":"array.push(...toAppend)","IsDeferred":false},{"Name":"concat","Code":"array = array.concat(toAppend)","IsDeferred":false}]}