i have a textbox and dropdownlist .whenever the dropdownlist content change then the texbox will display something and it isdifferent for each item in the dropdownlist try to sovle it by asp.net using c#

//The name od DropDownList is ddl1

switch(ddl1.SelectedItem.ToString())
{
case "abc":
TextBox1.text="first content";
break:

case "xyz":
TextBox1.text="second content";
break:

case "any other content":
TextBox1.text="third content";
break:
}


//and so on try this out & write this code on DropDownList click event

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