What is the HTML multiple attribute?

The multiple attribute in HTMLHypertext Markup Language is used to allow a user to select multiple options from a list of available options. It is a Boolean attribute.

The multiple attribute is used with the <input> and <select> elements.

Syntax

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<input/select multiple>

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Code

The basic HTML code to demonstrate the use of the multiple attribute is as follows:

In this example, we can see that we have made a list with several options and the user is able to select multiple options from the list.