如何设置RichTextBox的字体和字体大小代码

Question

如题所述

Answer 1

一开始：
this.richTextBox1.Text = "欢迎";
this.richTextBox1.SelectAll();
this.richTextBox1.SelectionColor = Color.Red;
Font font = new Font(FontFamily.GenericMonospace,14,FontStyle.Regular);
this.richTextBox1.SelectionFont = font;

点击按钮：
this.richTextBox1.Text = "谢谢";
this.richTextBox1.SelectAll();
this.richTextBox1.SelectionColor = Color.Black;
Font font = new Font(FontFamily.GenericMonospace,10,FontStyle.Regular);
this.richTextBox1.SelectionFont = font;本回答被提问者和网友采纳