{"ScriptPreparationCode":"var str = \u0022hello world\u0022;","TestCases":[{"Name":"charCodeAt(0)","Code":"str.charCodeAt(0) \u003E= \u0022a\u0022.charCodeAt(0) \u0026\u0026 str.charCodeAt(0) \u003C= \u0022z\u0022.charCodeAt(0)","IsDeferred":false},{"Name":"RegEx","Code":"/[a-z]/.test(str.charAt(0))","IsDeferred":false}]}