Example A simple HTML form with two input fields and one submit button: <form action="form_action.asp" method=&...
Example
A simple HTML form with two input fields and one submit button:<form action="form_action.asp" method="get"> First name: <input type="text" name="fname" /><br /> Last name: <input type="text" name="lname" /><br /> <input type="submit" value="Submit" /> </form> |
Definition and Usage
The <input> tag is used to select user information.An input field can vary in many ways, depending on the type attribute. An input field can be a text field, a checkbox, a password field, a radio button, a button, and more.
Browser Support
The <input> tag is supported in all major browsers.
Differences Between HTML and XHTML
In HTML the <input> tag has no end tag.In XHTML the <input> tag must be properly closed.
Tips and Notes
Tip: Use the <label> tag to define labels for input elements.Optional Attributes
DTD indicates in which DTD the attribute is allowed. S=Strict, T=Transitional, and F=Frameset.| Attribute | Value | Description | DTD |
|---|---|---|---|
| accept | list_of_mime_types | A comma-separated list of MIME types that indicates the MIME type of the file transfer.Note: Only used with type="file" | STF |
| align | top texttop middle absmiddle baseline bottom absbottom | Deprecated. Use styles instead. Defines the alignment of text following the image. Note: Only used with type="image" | TF |
| alt | text | Defines an alternate text for the image.Note: Only used with type="image" | STF |
| checked | checked | Indicates that the input element should be checked when it first loads.Note: Used with type="checkbox" and type="radio" | STF |
| disabled | disabled | Disables the input element when it first loads so that the user can not write text in it, or select it. Note: Cannot be used with type="hidden" | STF |
| maxlength | number | Defines the maximum number of characters allowed in an input field.Note: Only used with type="text" or type="password" | STF |
| name | field_name | Defines a unique name for the input element.Note: This attribute is required with type="button", type="checkbox", type="file", type="hidden", type="image", type="password", type="text", and type="radio" | STF |
| readonly | readonly | Indicates that the value of this field cannot be modified. Note: Only used with type="text" or type="password" | STF |
| size | number_of_char | Defines the size of the input element.Note: Cannot be used with type="hidden" | STF |
| src | URL | Defines the URL of the image to display.Note: Only used with type="image" | STF |
| type | button checkbox file hidden image password radio reset submit text | Indicates the type of the input element. The default value is "text" Note: This is not a required attribute, but we think you should include it. If omitted, IE 5.5 will still display a text field, but Netscape 4.7 will not. | STF |
| value | value | For buttons, reset buttons and submit buttons: Defines the text on the button.For image buttons: Defines the symbolic result of the field passed to a script. For checkboxes and radio buttons: Defines the result of the input element when clicked. The result is sent to the form's action URL. For hidden, password, and text fields: Defines the default value of the element. Note: Cannot be used with type="file" Note: This attribute is required with type="checkbox" and type="radio" | STF |
Standard Attributes
| id, class, title, style, dir, lang, xml:lang, tabindex, accesskey |
Event Attributes
| onfocus, onblur, onselect, onchange, onclick, ondblclick, onmousedown, onmouseup, onmouseover, onmousemove, onmouseout, onkeypress, onkeydown, onkeyup |
