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The ASP.NET Web Forms Radio Button is a custom HTML5 input type radio control. It allows users to select one option from a list of predefined choices. It has checked and unchecked states.
What is the function of radio button example?
Radio buttons allow the user to select one option from a set. You should use radio buttons for optional sets that are mutually exclusive if you think that the user needs to see all available options side-by-side.
What are the properties of radio button?
Properties of the RadioButton Control
| Sr.No. | Property & Description |
|---|---|
| 1 | Appearance Gets or sets a value determining the appearance of the radio button. |
| 2 | AutoCheck Gets or sets a value indicating whether the Checked value and the appearance of the control automatically change when the control is clicked. |
RadioButtonList is a single control with a list of RadioButtons. This is derived from ListControl class. So this will work similar to other list controls like ListBox, DropDownList and CheckBoxList. For giving a caption for buttons you can use the Text property.
What is radio button control?
A radio button or option button is a graphical control element that allows the user to choose only one of a predefined set of mutually exclusive options. Each radio button is normally accompanied by a label describing the choice that the radio button represents.
How can show radio button horizontal in asp net?
if we set the radiobuttonlist RepeatDirection property value to Horizontal then radiobuttonlist items are display horizontally. we must ignore RepeatLayout and RepeatColumns properties so that radiobuttonlist items can display horizontally in a single table row.
A radio button or option button is a graphical control element that allows the user to choose only one of a predefined set of mutually exclusive options. When used in an HTML form, if no button in a group is checked, then no name–value pair is passed when the form is submitted. …
How is a radio button defined in HTML?
The defines a radio button. Radio buttons are normally presented in radio groups (a collection of radio buttons describing a set of related options). Only one radio button in a group can be selected at the same time. Note: The radio group must have share the same name (the value of the name attribute) to be treated as a group.
How are radio buttons presented in a group?
Radio buttons are normally presented in radio groups (a collection of radio buttons describing a set of related options). Only one radio button in a group can be selected at the same time. Note: The radio group must have share the same name (the value of the name attribute) to be treated as a group.
You can use the RadioButton control to display user input, which might include malicious client script. Check any information that is sent from a client for executable script, SQL statements, or other code before displaying it in your application. ASP.NET provides an input request validation feature to block script and HTML in user input.
How to make a radio button selected by default?
To make a radio button selected by default, you include checked attribute, as shown in this revised version of the previous example: In this case, the first radio button is now selected by default.