WebJun 20, 2012 · SQL = "SELECT * FROM name WHERE LastName='" & LastName & "' ". and if we have lastname something like O'Brian, O'Reily etc. we got string like. SELECT * FROM name WHERE LastName='O'Brien'. the second ' will end the SQL statement. So the simplest solution here is to use double '' then we will have string like this: WebSep 15, 2024 · The following code shows examples of using the + and += operators to concatenate strings: C# string userName = ""; string dateString = DateTime.Today.ToShortDateString (); // Use the + and += operators for one-time concatenations. string str = "Hello " + userName + ". Today is " + dateString + ".";
c# - ITextSharp insert text to an existing pdf - Stack Overflow
WebFeb 4, 2016 · private string InsertStrings (string s, int insertEvery, char insert) { char [] ins = s.ToCharArray (); int length = s.Length + (s.Length / insertEvery); if (ins.Length % insertEvery == 0) { length--; } var outs = new char [length]; long di = 0; long si = 0; while (si < s.Length - insertEvery) { Array.Copy (ins, si, outs, di, insertEvery); si += … WebSep 29, 2024 · string docFolder = Environment.GetFolderPath (Environment.SpecialFolder.MyDocuments); For adding the subfolder use System.IO.Path.Combine (): string folder = Path.Combine … in a vacuum photons of higher energy
c# - How to insert text into placeholder in a string? - Stack Overflow
Webpublic void CreateEntry (string npcName) //npcName = "item1" { var fileName = "test.txt"; var endTag = String.Format (" [/ {0}]", npcName); var lineToAdd = "//Add a line here in between the specific boundaries"; var txtLines = File.ReadAllLines (fileName).ToList (); //Fill a list with the lines from the txt file. txtLines.Insert (txtLines.IndexOf … WebOct 21, 2010 · public static void AddTextToPdf(string inputPdfPath, string outputPdfPath, string textToAdd, System.Drawing.Point point) { //variables string pathin = inputPdfPath; string pathout = outputPdfPath; //create PdfReader object to read from the existing document using (PdfReader reader = new PdfReader(pathin)) //create PdfStamper … WebAug 10, 2014 · Essentially, you could read in the contents of your text file into a string, find the beginning of that string, write your information (A,B,C with your carriage returns or line feeds) and then write that information back out into the text file overwriting the original contents and save. Share Improve this answer Follow edited Mar 8, 2010 at 13:36 in a use case diagram an actor