Select box Other option in dropdown label

1. How do I activate a TextBox if I select another option in a dropdown box?
2. How do I select multiple options in a dropdown selection?
3. How to show a hidden TextBox when a specific option is selected?
4. How do I select multiple options in a dropdown in HTML?

How do I activate a TextBox if I select another option in a dropdown box?

When an item (option) is selected in DropDownList (HTML SELECT), the EnableDisableTextBox JavaScript function is executed. Inside this function, based on whether the Other option (item) is selected, the TextBox will be enabled else disabled. The HTML Markup consists of a DropDownList (HTML SELECT) and a TextBox.

How do I select multiple options in a dropdown selection?

To select multiple items, the user has to hold down the shift or ctrl key, then select with the mouse.

How to show a hidden TextBox when a specific option is selected?

To show a hidden div when a select option is selected, you can set the value “style. display” to block.

How do I select multiple options in a dropdown in HTML?

For windows: Hold down the control (ctrl) button to select multiple options. For Mac: Hold down the command button to select multiple options.