Asp.Net Clear all controls value reset
Today, We want to share with you Asp.Net Clear all controls value reset.
In this post we will show you Find Page control and clear its value in Asp.Net, hear for Get Master Page Control Value In Content Page and c# – Clear all controls in a ASP.NET page we will give you demo and example for implement.
In this post, we will learn about reset or clear all asp.net controls/fields on web page/form ? with an example.
Introduction
In this post I will demonstrate how you can find page control and clear control value.
Below I have provided Asp.net markup for several mostly used control. On button click event handler i have wriiten code to clear the value of control.
Example for clear control value
Asp.net markup
C#.net code to clear control value
protected void btnReset_Click(object sender, EventArgs e)
{
foreach (Control _Control in frmMain.Controls)
{
//Clear the TextBox content
if (_Control is TextBox)
{
((TextBox)(_Control)).Text = string.Empty;
}
//Clear the Label text
else if (_Control is Label)
{
((Label)(_Control)).Text = string.Empty;
}
// Select default item
else if (_Control is DropDownList)
{
((DropDownList)(_Control)).ClearSelection();
}
//uncheck the selection
else if (_Control is CheckBox)
{
((CheckBox)(_Control)).Checked = false;
}
// uncheck all the selection
else if (_Control is CheckBoxList)
{
((CheckBoxList)(_Control)).ClearSelection();
}
//uncheck the selection
else if (_Control is RadioButton)
{
((RadioButton)(_Control)).Checked = false;
}
// uncheck all the selection
else if (_Control is RadioButtonList) // or else if (_Control.GetType().Equals(typeof(RadioButtonList)))
{
((RadioButtonList)(_Control)).ClearSelection();
}
//clear the value of HiddenField control
else if (_Control is HiddenField)
{
((HiddenField)(_Control)).Value = string.Empty;
}
}
}
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Summary
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