StringArrayAPI.cs
 //获取一个string[]类型的数组
    public string[] getArray(int arrayLenth, string[] strArray, string aString)
    {
        strArray = new string[arrayLenth];
        strArray = aString.Split(' ');
        return strArray;
    }



Default.aspx.cs
//输出数组的值
    protected void Button1_Click(object sender, EventArgs e)
    {
        string[] strArray = null;
        StringArrayAPI strArrayAPI = new StringArrayAPI();
        strArray = strArrayAPI.getArray(0, strArray, this.TextBox1.Text);
        for (int i = 0; i < strArray.Length; i++)
        {

            Response.Write(strArray[i].Trim() + "<br>");
        }
    }