{"ScriptPreparationCode":null,"TestCases":[{"Name":"substring","Code":"let str= \u0022name, phone, address, zip, \u0022;\r\nlet newStr = str.substring(0, str.length - 1);","IsDeferred":false},{"Name":"slice","Code":"let str= \u0022name, phone, address, zip, \u0022;\r\nlet newStr = str.slice(0, -2);","IsDeferred":false}]}