﻿<?xml version="1.0" encoding="utf-8"?><HelpTOCNode Title="IsAllLetters Method" Url="html/Overload_GSF_StringExtensions_IsAllLetters.htm"><HelpTOCNode Title="IsAllLetters(String) Method" Url="html/M_GSF_StringExtensions_IsAllLetters.htm" /><HelpTOCNode Title="IsAllLetters(String, Boolean) Method" Url="html/M_GSF_StringExtensions_IsAllLetters_1.htm" /></HelpTOCNode>