{"ScriptPreparationCode":null,"TestCases":[{"Name":"Concat","Code":"var users = [\u0022user1\u0022, \u0022user2\u0022]\r\nvar newUser = [\u0022newUser\u0022]\r\n\r\nvar joined = newUser.concat(users)","IsDeferred":false},{"Name":"Spread","Code":"var users = [\u0022user1\u0022, \u0022user2\u0022]\r\nvar newUser = [\u0022newUser\u0022, ...users]","IsDeferred":false},{"Name":"From","Code":"var users = [\u0022user1\u0022, \u0022user2\u0022]\r\n\r\nvar newUser = Array.from(users)\r\nnewUser.push(\u0022newUser\u0022)","IsDeferred":false}]}