C# 敏感词检查工具源码

【实例截图】

【核心代码】

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Collections;

namespace CheckZhiFu
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {

            System.IO.StreamReader st;//文件读取器
            st = new StreamReader("10690关键字.txt", System.Text.Encoding.UTF8);
            string wholeTxt = st.ReadToEnd();
            st.Close();
            this.richTextBox2.Text = wholeTxt;


        }
        private void Checkebtn_Click(object sender, EventArgs e)
        {
            string[] str = this.richTextBox2.Text.ToString().Split(',');
            if (this.richTextBox1.Text != "")
            {
                string str2 = this.richTextBox1.Text;
                for (int i = 0; i < str.Length; i  )
                {
                    if (str2.ToString().IndexOf(str[i])>=0)
                    {
                        MessageBox.Show("包含关键字:" str[i] "");
                        return;
                        
                    }
                    
                }
            }
            else
            {
                MessageBox.Show("不能为空");
            }

        }

        private void deletebtn_Click(object sender, EventArgs e)
        {
            this.richTextBox1.Text = "";
        }

        private void richTextBox1_TextChanged(object sender, EventArgs e)
        {
            this.label2.Text = this.richTextBox1.Text.Length.ToString();
        }

    }
}