{"ScriptPreparationCode":"var array = [];\r\nfor (let i = 0; i \u003C 100; i\u002B\u002B ) {\r\n array.push(i)\r\n}\r\n\r\nvar test = null;","TestCases":[{"Name":"unshift","Code":"test = array.unshift(0);","IsDeferred":false},{"Name":"concat","Code":"test = [0].concat(array)","IsDeferred":false},{"Name":"spread","Code":" test = [0, ...array]","IsDeferred":false}]}