The <input> tag specifies an input field where the user can enter data. The <input> element is the most important form element. The <input> element can be displayed in several ways, depending on the type attribute.
2024年11月1日 · The <input> HTML element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.
The <input type="hidden"> defines a hidden input field (not visible to a user). A hidden field lets web developers include data that cannot be seen or modified by users when a form is submitted. A hidden field often stores what database record that needs to be updated when the form is …
2024年11月21日 · <input> elements of type text have no automatic validation applied to them (since a basic text input needs to be capable of accepting any arbitrary string), but there are some client-side validation options available, which we'll discuss below.
2024年9月4日 · To understand the newer input type values available to create native form controls, and how to implement them using HTML. Because HTML form control appearance may be quite different from a designer's specifications, web developers sometimes build their own custom form controls.
This chapter describes the different attributes for the HTML <input> element. The value Attribute The input value attribute specifies an initial value for an input field:
2024年8月26日 · HTML <input> tag specifies an input field where the user can enter data. It’s fundamental for web forms, enabling diverse input methods like text, password, checkboxes, radio buttons, file uploads, and more.