c# - String split and join

String split join
string-split-join.aspx

<%@ Page Language="C#" AutoEventWireup="true"%>
  
<!DOCTYPE html>  
<script runat="server"> 
    protected void Button1_Click(object sender, System.EventArgs e)  
    {
        string plants = "Coast Polypody,Feverbush,Feverfew,European Flax,Ferns";

        Label1.Text = "string............<br />";
        Label1.Text += plants;

        //this line split string by comma and create string array.
        string[] splittedArray = plants.Split(',');

        Label1.Text += "<br /><br />string splitted string array elements......<br />";
        foreach (string s in splittedArray)
        {
            Label1.Text += s + "<br />" ;
        }

        //join array elements with new separator and create a new string
        string joinedString = String.Join("|", splittedArray);

        Label1.Text += "<br />new string by array elements join with new separator............<br />";
        Label1.Text += joinedString;
    }  
</script>  
  
<html xmlns="http://www.w3.org/1999/xhtml">  
<head id="Head1" runat="server">  
    <title>c# example - string split join</title>  
</head>  
<body>  
    <form id="form1" runat="server">  
    <div>  
        <h2 style="color:MidnightBlue; font-style:italic;">  
            c# example - string split join
        </h2>  
        <hr width="550" align="left" color="Gainsboro" />  
        <br />
        <asp:Label   
            ID="Label1"   
            runat="server"  
            Font-Size="Large"  
            >  
        </asp:Label>  
        <br /><br />
        <asp:Button   
            ID="Button1"   
            runat="server"   
            Text="string split join"  
            OnClick="Button1_Click"
            Height="40"  
            Font-Bold="true"  
            />  
    </div>  
    </form>  
</body>  
</html>
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