#mappingsUnmoderated tagAll postsExplore CommunitiesTrending CommunitiesSteemitCryptoAcademyNewcomers' Communityআমার বাংলা ব্লগSteem AllianceKorea • 한국 • KR • KOSteem For LifestyleAVLE 일상Beauty of CreativitySteem POD TeamTron Fan ClubSTEEM CN/中文Comunidad Latina#mappingsTrendingHotNewPromotedPayoutsMutedmalcomeup (37)in #solidity • yesterdayMappings in SolidityOkay, so mappings are collection of things like addresses whereas arrays are collection of Other things.