{"ScriptPreparationCode":null,"TestCases":[{"Name":"replace","Code":"let txt = \u0022hello\u0022,\r\n newTxt = txt.replace(txt[0], txt[0].toUpperCase());\r\nconsole.log(newTxt);","IsDeferred":false},{"Name":"slice","Code":"let txt = \u0022hello\u0022,\r\n newTxt = txt[0].toUpperCase() \u002B txt.slice(1);\r\nconsole.log(newTxt);","IsDeferred":false}]}