System.Web.Ui.Webcontrols.Textbox Instead Of The Text Box Value In Asp.Net C# Web Forms Top 4 Posts With The Most Views

In ASP.NET web forms using C#, the System.Web.UI.WebControls.TextBox class represents a text box control on a web page. To retrieve the value of a text box control, you can use the Text property of the TextBox object.

Here’s an example of how to retrieve the value of a text box control:

csharp
// Get the TextBox control from the web form
TextBox myTextBox = (TextBox)FindControl("myTextBox");

// Get the value of the TextBox control
string textBoxValue = myTextBox.Text;

In this example, the FindControl method is used to retrieve the TextBox control with an ID of “myTextBox”. The TextBox control is then cast to the TextBox class, and the Text property is used to retrieve the value of the control.

It’s important to note that you must first ensure that the TextBox control exists on the web form before you can retrieve its value using this method.

In ASP.NET C#, you can set the value of a TextBox control using the Text property. Here’s an example of how to set the value of a TextBox control with ID “myTextBox”:

csharp
myTextBox.Text = "Hello World!";

You can place this code in the appropriate event handler method, such as Page_Load or a button click event handler.

If you want to set the value of the TextBox control using a variable or the result of an expression, you can concatenate it with the string using the + operator:

csharp
string myValue = "123";
myTextBox.Text = "The value is: " + myValue;

Note that the Text property only sets the displayed text in the TextBox control. To get the value entered by the user, you can use the Text property to get the value of the control:

csharp
string userValue = myTextBox.Text;

To get the value of a text box in C#, you can use the Text property of the text box control. Here’s an example code snippet:

vbnet
// Assuming that you have a TextBox control named "textBox1" on your form
string textboxValue = textBox1.Text;

In the above code, textBox1.Text retrieves the text value entered by the user in the text box control and assigns it to the textboxValue variable. You can then use the textboxValue variable to perform further operations or calculations.

To clear the value of a text box in ASP.NET, you can use the following code in the code-behind file:

vbnet
TextBox1.Text = string.Empty;

Here, “TextBox1” is the ID of the text box you want to clear. The code sets the “Text” property of the text box to an empty string, which clears the contents of the text box.

Alternatively, you can also use the following code to clear the text box value:

vbnet
TextBox1.Text = "";

Both of these methods will clear the text box value, and you can use the one that you find more readable and suitable for your needs.