//// This code is part of Document Solutions for Word demos.// Copyright (c) MESCIUS inc. All rights reserved.//using System;using System.IO;using System.Text;using System.Text.RegularExpressions;using GrapeCity.Documents.Word;
namespace DsWordWeb.Demos{    // NOTE: this sample is obsolete, use the RangeBase.Replace()    // extension method instead (see ReplaceText).    //    // This sample loads an existing document, finds all occurrences    // of a certain string in it, and replaces that string with another one.    // Note that this code only finds occurrences of the search string    // that are completely within a single run. To find strings spanning    // two or more runs (e.g. if different parts of the string have    // different formatting) will require a more complex searching logic.    // For a similar sample that also changes the formatting of the    // replacement, see ReplaceTextFmt.    public class ReplaceTextOld    {        public GcWordDocument CreateDocx()        {            // The document to replace text in:            var path = Path.Combine("Resources", "WordDocs", "JsFrameworkExcerpt.docx");            // The text to find:            const string tFind = "javascript";            // The replacement:            const string tRepl = "ArabicaScroll";
            var doc = new GcWordDocument();            doc.Load(path);
            // Loop over all texts in the document body:            foreach (var text in doc.Body.Texts)            {                if (text is Break)                    continue;
                var str = text.Value;                var matches = Regex.Matches(str, tFind, RegexOptions.IgnoreCase);                if (matches.Count == 0)                    continue;
                var sb = new StringBuilder();                var pos = 0;                foreach (Match m in matches)                {                    sb.Append(str.Substring(pos, m.Index - pos));                    sb.Append(tRepl);                    pos = m.Index + m.Length;                }                sb.Append(str.Substring(pos));                text.Value = sb.ToString();            }            // Add a note at the end of the document:            doc.Body.Sections.Last.GetRange().Paragraphs.Add(                $"DsWord replaced '{tFind}' with '{tRepl}' on {DateTime.Now}.");
            // Done:            return doc;        }    }}