{"ScriptPreparationCode":"var str = \u0022Hello World!\u0022;","TestCases":[{"Name":"substring","Code":"let newStr = str.substring(1);","IsDeferred":false},{"Name":"slice","Code":"let newStr = str.slice(1);","IsDeferred":false},{"Name":"substr","Code":"let newStr = str.substr(1, str.length - 1);","IsDeferred":false},{"Name":"replace","Code":"let newStr = str.replace(/^./, \u0022\u0022);","IsDeferred":false}]}