c#字符处理小练习

来源：互联网发布：linux find命令编辑：程序博客网时间：2024/05/01 19:34

using System.Text.RegularExpressions;

  float _a;
  _a = 1.45F;
  MessageBox.Show(_a.ToString());
  char a = '古';
  MessageBox.Show(a.ToString());
  decimal _b;
  _b = 1.232M;
  MessageBox.Show(_b.ToString());
  string str = "afdg";
  string[] str1 =str.Split("g".ToCharArray());
  MessageBox.Show(str1[0].ToString());

  string[] str2=Regex.Split(str, "g");
  MessageBox.Show(str2[0].ToString());
  MessageBox.Show (comboBox1.Text.GetType().ToString());
  // string[] subStrs = str3.Split("g".ToCharArray());
  //MessageBox.Show(subStrs[0].Trim().ToString());
  this.comboBox1.Items.Add("Comboboxg1");
  this.comboBox1.Items.Add("Comboboxg2");
  this.comboBox1.Items.Add("Comboboxg3");
  foreach (object item in this.comboBox1.Items)
    {
    string[] subStrs =item.ToString().Split("g".ToCharArray());
    MessageBox.Show(subStrs[0].ToString());
    if (subStrs[0].Trim().Equals(this.Text))
      {
         this.comboBox1.SelectedItem = item;
         this.comboBox1.SelectAll();
          break;
       }
    }