The attributes of HTML button are: autofocus, disabled, form, formaction, formenctype, formmethod, formnovalidate, formtarget, name, type, value.
The operating environment of this tutorial: Windows 7 system, HTML5 version, Dell G3 computer.
HTML
Inside the button element, you can place content, such as text or images. This is the difference between this element and buttons created using input elements.
The only prohibited element is the image map, as its mouse and keyboard-sensitive actions interfere with the behavior of the form buttons.
Always specify the type attribute for buttons. The default type in Internet Explorer is "button", while the default in other browsers (including the W3C specification) is "submit".
[Recommended tutorial: "html video tutorial"]
Attributes of HTML
Attribute | Value | Description |
---|---|---|
autofocus | autofocus | Specifies when The button should automatically gain focus when the page loads. |
disabled | disabled | Specifies that the button should be disabled. |
form | form_id | Specifies that the button belongs to one or more forms. |
formaction | URL | Specifies where to send form data when the form is submitted. Override the action attribute of the form element. This attribute is used with type="submit". |
formenctype | application/x-www-form-urlencoded multipart/form-data text/plain |
Specifies how to encode form data before sending it to the server. Override the enctype attribute of the form element. This attribute is used with type="submit". |
formmethod | get post |
Specifies the HTTP method used to send form data. Override the method attribute of the form element. This attribute is used with type="submit". |
formnovalidate | formnovalidate | If this attribute is used, no validation will be performed when submitting the form. Override the novalidate attribute of the form element. This attribute is used with type="submit". |
formtarget | _blank _self _parent _top framename |
Specifies where to open the action URL. Override the target attribute of the form element. This attribute is used with type="submit". |
name | name | Specifies the name of the button. |
type | button Reset Submit |
Specifies the type of button. |
value | text | Specifies the initial value of the button. Can be modified by script. |
For more programming related knowledge, please visit: Programming Video! !
The above is the detailed content of What are the attributes of the HTML button tag?. For more information, please follow other related articles on the PHP Chinese website!

HTMLattributesarecrucialinwebdevelopmentforcontrollingbehavior,appearance,andfunctionality.Theyenhanceinteractivity,accessibility,andSEO.Forexample,thesrcattributeintagsimpactsSEO,whileonclickintagsaddsinteractivity.Touseattributeseffectively:1)Usese

The alt attribute is an important part of the tag in HTML and is used to provide alternative text for images. 1. When the image cannot be loaded, the text in the alt attribute will be displayed to improve the user experience. 2. Screen readers use the alt attribute to help visually impaired users understand the content of the picture. 3. Search engines index text in the alt attribute to improve the SEO ranking of web pages.

The roles of HTML, CSS and JavaScript in web development are: 1. HTML is used to build web page structure; 2. CSS is used to beautify the appearance of web pages; 3. JavaScript is used to achieve dynamic interaction. Through tags, styles and scripts, these three together build the core functions of modern web pages.

Setting the lang attributes of a tag is a key step in optimizing web accessibility and SEO. 1) Set the lang attribute in the tag, such as. 2) In multilingual content, set lang attributes for different language parts, such as. 3) Use language codes that comply with ISO639-1 standards, such as "en", "fr", "zh", etc. Correctly setting the lang attribute can improve the accessibility of web pages and search engine rankings.

HTMLattributesareessentialforenhancingwebelements'functionalityandappearance.Theyaddinformationtodefinebehavior,appearance,andinteraction,makingwebsitesinteractive,responsive,andvisuallyappealing.Attributeslikesrc,href,class,type,anddisabledtransform

TocreatealistinHTML,useforunorderedlistsandfororderedlists:1)Forunorderedlists,wrapitemsinanduseforeachitem,renderingasabulletedlist.2)Fororderedlists,useandfornumberedlists,customizablewiththetypeattributefordifferentnumberingstyles.

HTML is used to build websites with clear structure. 1) Use tags such as, and define the website structure. 2) Examples show the structure of blogs and e-commerce websites. 3) Avoid common mistakes such as incorrect label nesting. 4) Optimize performance by reducing HTTP requests and using semantic tags.

ToinsertanimageintoanHTMLpage,usethetagwithsrcandaltattributes.1)UsealttextforaccessibilityandSEO.2)Implementsrcsetforresponsiveimages.3)Applylazyloadingwithloading="lazy"tooptimizeperformance.4)OptimizeimagesusingtoolslikeImageOptimtoreduc


Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

SublimeText3 Linux new version
SublimeText3 Linux latest version

WebStorm Mac version
Useful JavaScript development tools
