The <select> element is used to create a drop-down list. The <select> element is most often used in a form, to collect user input. The name attribute is needed to reference the form data after the form is submitted (if you omit the name attribute, no …

2025年2月4日 · The <select> element has some unique attributes you can use to control it, such as multiple to specify whether multiple options can be selected, and size to specify how many options should be shown at once.

2024年10月11日 · The select element is used to create a html dropdown list. Learn how to create dynamic menus, customize options with simple examples.

The selected attribute is a boolean attribute. When present, it specifies that an option should be pre-selected when the page loads. The pre-selected option will be displayed first in the drop-down list. Tip: The selected attribute can also be set after the page loads, with a JavaScript.

2025年1月9日 · The HTML <select> tag is used to create a drop-down list for user input, containing <option> tags to display the available choices. It provides functionality for selecting one or multiple options from a list.

2021年9月3日 · You use the HTML select tag to create drop-down menus so that users can select the value they want. It is an instrumental feature in collecting data to be sent to a server. The select tag normally goes within a form element, with the items to choose from coded within another tag, <option>.

2010年8月19日 · Set selected="selected" for the option you want to be the default. If you're using Angular, note that ng-model overrides the the default selected value (even as undefined if you did not set the bound object). Took me a while to figure that was why the selected="selected" option was not selected. You don't need the ="selected" part.

Is it possible for an option to carry multiple values like when a user selects "One", then a few other values related to this option will be written to the Database. How should I design the select Tag so that each of the options can carry one than one value like this: <option value="1" value="2010"> One . <option value="2" value="2122"> Two .

2024年8月29日 · The HTML select element empowers developers to create versatile dropdown components for forms and data input using simple markup. This guide covered advanced techniques like optgroup item organization, dynamic population, custom styling hooks, and comparisons to other tools.

HTML <select> tag is used to create drop down list of options, which appears when the user clicks on form element, and it allows to choose one of the options. The <option> tag is used to define the possible options to choose from. The tag is put into the <select> tag. The first option from the list of options is selected by default.