{"ScriptPreparationCode":"var arr = [{\r\n \u0022id\u0022: 1,\r\n \u0022email\u0022: \u0022rhakonsen0@disqus.com\u0022,\r\n \u0022comment\u0022: \u0022benchmark strategic e-services\u0022,\r\n \u0022avatar\u0022: \u0022https://robohash.org/teneturetsed.png?size=50x50\u0026set=set1\u0022,\r\n \u0022comment_date\u0022: \u002212/3/2022\u0022\r\n}, {\r\n \u0022id\u0022: 2,\r\n \u0022email\u0022: \u0022emcilwain1@blogtalkradio.com\u0022,\r\n \u0022comment\u0022: \u0022revolutionize out-of-the-box niches\u0022,\r\n \u0022avatar\u0022: \u0022https://robohash.org/omniseiusnumquam.png?size=50x50\u0026set=set1\u0022,\r\n \u0022comment_date\u0022: \u002212/10/2022\u0022\r\n}, {\r\n \u0022id\u0022: 3,\r\n \u0022email\u0022: \u0022rmowday2@desdev.cn\u0022,\r\n \u0022comment\u0022: \u0022incentivize real-time schemas\u0022,\r\n \u0022avatar\u0022: \u0022https://robohash.org/doloremtemporaut.png?size=50x50\u0026set=set1\u0022,\r\n \u0022comment_date\u0022: \u00225/21/2022\u0022\r\n}, {\r\n \u0022id\u0022: 4,\r\n \u0022email\u0022: \u0022deassom3@loc.gov\u0022,\r\n \u0022comment\u0022: \u0022whiteboard wireless relationships\u0022,\r\n \u0022avatar\u0022: \u0022https://robohash.org/auteumconsectetur.png?size=50x50\u0026set=set1\u0022,\r\n \u0022comment_date\u0022: \u00227/10/2022\u0022\r\n}, {\r\n \u0022id\u0022: 5,\r\n \u0022email\u0022: \u0022jcaruth4@edublogs.org\u0022,\r\n \u0022comment\u0022: \u0022exploit synergistic content\u0022,\r\n \u0022avatar\u0022: \u0022https://robohash.org/quimolestiaeet.png?size=50x50\u0026set=set1\u0022,\r\n \u0022comment_date\u0022: \u002212/1/2022\u0022\r\n}, {\r\n \u0022id\u0022: 6,\r\n \u0022email\u0022: \u0022gcrippin5@fastcompany.com\u0022,\r\n \u0022comment\u0022: \u0022deploy bleeding-edge architectures\u0022,\r\n \u0022avatar\u0022: \u0022https://robohash.org/consequaturnisimolestiae.png?size=50x50\u0026set=set1\u0022,\r\n \u0022comment_date\u0022: \u00221/25/2023\u0022\r\n}, {\r\n \u0022id\u0022: 7,\r\n \u0022email\u0022: \u0022sivanichev6@qq.com\u0022,\r\n \u0022comment\u0022: \u0022reintermediate magnetic interfaces\u0022,\r\n \u0022avatar\u0022: \u0022https://robohash.org/vitaequised.png?size=50x50\u0026set=set1\u0022,\r\n \u0022comment_date\u0022: \u00224/18/2022\u0022\r\n}, {\r\n \u0022id\u0022: 8,\r\n \u0022email\u0022: \u0022drentalll7@dion.ne.jp\u0022,\r\n \u0022comment\u0022: \u0022benchmark intuitive e-commerce\u0022,\r\n \u0022avatar\u0022: \u0022https://robohash.org/utcorporismollitia.png?size=50x50\u0026set=set1\u0022,\r\n \u0022comment_date\u0022: \u002211/23/2022\u0022\r\n}, {\r\n \u0022id\u0022: 9,\r\n \u0022email\u0022: \u0022sondrasek8@stumbleupon.com\u0022,\r\n \u0022comment\u0022: \u0022enable B2B interfaces\u0022,\r\n \u0022avatar\u0022: \u0022https://robohash.org/remmolestiaemolestias.png?size=50x50\u0026set=set1\u0022,\r\n \u0022comment_date\u0022: \u00225/28/2022\u0022\r\n}, {\r\n \u0022id\u0022: 10,\r\n \u0022email\u0022: \u0022ibisco9@github.com\u0022,\r\n \u0022comment\u0022: \u0022empower cross-platform experiences\u0022,\r\n \u0022avatar\u0022: \u0022https://robohash.org/animinihilut.png?size=50x50\u0026set=set1\u0022,\r\n \u0022comment_date\u0022: \u00227/19/2022\u0022\r\n}]\r\n\r\nvar test = []\r\nfor (let i = 0; i \u003C 1000; i\u002B\u002B) {\r\n test.push(arr)\r\n}","TestCases":[{"Name":"flatMap","Code":"var flatten = test.flatMap((x) =\u003E x)","IsDeferred":false},{"Name":"concat","Code":"var catten = [];\r\nvar size = test.length\r\nfor (let k = 0; k \u003C size; k\u002B\u002B) {\r\n catten = catten.concat(test[k])\r\n}","IsDeferred":false},{"Name":"spread","Code":"var catten = [];\r\nvar size = test.length\r\nfor (let k = 0; k \u003C size; k\u002B\u002B) {\r\n catten = [...catten, ...test[k]]\r\n}","IsDeferred":false}]}