1、实现一个英文字符的行文本编辑器，该编辑器根据用户输入的命令可以完成以下功能:
P：scan whole article
I: input characters.
D: delete a character.
F: move forward a character.
B: move backward a character.
J: jump to the start.
E: jump to the end.
WF: move forward a word.
WB: move bac
本文实例为大家分享了winform编辑器的具体实现代码，供大家参考，具体内容如下
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.
