{"ScriptPreparationCode":null,"TestCases":[{"Name":"Array.prototype.concat","Code":"var params = [ \u0022hello\u0022, \u0022good_bye\u0022, \u0022well_then\u0022 ];\r\nfor(let i=0; i \u003C 10; i\u002B\u002B){ \r\nparams = params.concat(params);\r\n}","IsDeferred":false},{"Name":"spread operator","Code":"var params = [ \u0022hello\u0022, \u0022good_bye\u0022, \u0022well_then\u0022 ];\r\nfor(let i=0; i \u003C 10; i\u002B\u002B){ \r\nparams = [...params, ...params];\r\n}","IsDeferred":false}]}