How can words entered in the textbox be automatically deleted when encountered in richtextbox? in C#

Question

Closed. This question needs to be more focused. It is not currently accepting answers. question from:https://stackoverflow.com/questions/65682819/how-can-words-entered-in-the-textbox-be-automatically-deleted-when-encountered-i

Answer 1

C# strings are immutable, you need to assign the Text property of your RichTextBox:

if (myText.Contains(badWord))
{
    richTextBox1.Text = richTextBox1.Text.Replace(badWord, "");
}