C# 敏感词检查工具源码

快速检索关键字并提取出来

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(); } }}