THE WORLD'S LARGEST WEB DEVELOPER SITE

JS Reference

JS by Category JS by Alphabet

JavaScript

JS Array JS Boolean JS Date JS Error JS Global JS JSON JS Math JS Number JS Operators JS RegExp JS Statements JS String

HTML DOM

DOM Attribute DOM Console DOM Document DOM Element DOM Events DOM Event Objects DOM Geolocation DOM History DOM HTMLCollection DOM Location DOM Navigator DOM Screen DOM Style
alignContent alignItems alignSelf animation animationDelay animationDirection animationDuration animationFillMode animationIterationCount animationName animationTimingFunction animationPlayState background backgroundAttachment backgroundColor backgroundImage backgroundPosition backgroundRepeat backgroundClip backgroundOrigin backgroundSize backfaceVisibility border borderBottom borderBottomColor borderBottomLeftRadius borderBottomRightRadius borderBottomStyle borderBottomWidth borderCollapse borderColor borderImage borderImageOutset borderImageRepeat borderImageSlice borderImageSource borderImageWidth borderLeft borderLeftColor borderLeftStyle borderLeftWidth borderRadius borderRight borderRightColor borderRightStyle borderRightWidth borderSpacing borderStyle borderTop borderTopColor borderTopLeftRadius borderTopRightRadius borderTopStyle borderTopWidth borderWidth bottom boxShadow boxSizing captionSide clear clip color columnCount columnFill columnGap columnRule columnRuleColor columnRuleStyle columnRuleWidth columns columnSpan columnWidth counterIncrement counterReset cursor direction display emptyCells filter flex flexBasis flexDirection flexFlow flexGrow flexShrink flexWrap cssFloat font fontFamily fontSize fontStyle fontVariant fontWeight fontSizeAdjust height isolation justifyContent left letterSpacing lineHeight listStyle listStyleImage listStylePosition listStyleType margin marginBottom marginLeft marginRight marginTop maxHeight maxWidth minHeight minWidth objectFit objectPosition opacity order orphans outline outlineColor outlineOffset outlineStyle outlineWidth overflow overflowX overflowY padding paddingBottom paddingLeft paddingRight paddingTop pageBreakAfter pageBreakBefore pageBreakInside perspective perspectiveOrigin position quotes resize right tableLayout tabSize textAlign textAlignLast textDecoration textDecorationColor textDecorationLine textDecorationStyle textIndent textOverflow textShadow textTransform top transform transformOrigin transformStyle transition transitionProperty transitionDuration transitionTimingFunction transitionDelay unicodeBidi userSelect verticalAlign visibility width wordBreak wordSpacing wordWrap widows zIndex
DOM Window WEB Storage

HTML Objects

<a> <abbr> <address> <area> <article> <aside> <audio> <b> <base> <bdo> <blockquote> <body> <br> <button> <canvas> <caption> <cite> <code> <col> <colgroup> <datalist> <dd> <del> <details> <dfn> <dialog> <div> <dl> <dt> <em> <embed> <fieldset> <figcaption> <figure> <footer> <form> <head> <header> <h1> - <h6> <hr> <html> <i> <iframe> <img> <ins> <input> button <input> checkbox <input> color <input> date <input> datetime <input> datetime-local <input> email <input> file <input> hidden <input> image <input> month <input> number <input> password <input> radio <input> range <input> reset <input> search <input> submit <input> text <input> time <input> url <input> week <kbd> <label> <legend> <li> <link> <map> <mark> <menu> <menuitem> <meta> <meter> <nav> <object> <ol> <optgroup> <option> <output> <p> <param> <pre> <progress> <q> <s> <samp> <script> <section> <select> <small> <source> <span> <strong> <style> <sub> <summary> <sup> <table> <tbody> <td> <tfoot> <th> <thead> <tr> <textarea> <time> <title> <track> <u> <ul> <var> <video>

Other References

CSSStyleDeclaration JS Conversion


onmousedown Event

❮ DOM Events ❮ MouseEvent

Example

Execute a JavaScript when pressing a mouse button over a paragraph:

<p onmousedown="myFunction()">Click the text!</p>
Try it Yourself »

More "Try it Yourself" examples below.


Definition and Usage

The onmousedown event occurs when a user presses a mouse button over an element.

Tip: The order of events related to the onmousedown event (for the left/middle mouse button):

  1. onmousedown
  2. onmouseup
  3. onclick

The order of events related to the onmousedown event (for the right mouse button):

  1. onmousedown
  2. onmouseup
  3. oncontextmenu

Browser Support

Event
onmousedown Yes Yes Yes Yes Yes


Syntax

In HTML:

<element onmousedown="myScript">
Try it Yourself »

In JavaScript:

object.onmousedown = function(){myScript};
Try it Yourself »

In JavaScript, using the addEventListener() method:

object.addEventListener("mousedown", myScript);
Try it Yourself »

Note: The addEventListener() method is not supported in Internet Explorer 8 and earlier versions.


Technical Details

Bubbles: Yes
Cancelable: Yes
Event type: MouseEvent
Supported HTML tags: All HTML elements, EXCEPT: <base>, <bdo>, <br>, <head>, <html>, <iframe>, <meta>, <param>, <script>, <style>, and <title>
DOM Version: Level 2 Events

More Examples

Trigger a function with parameters when the button is pressed down
When the mouse button is pressed down over a <p> element, change its color to red.

Alert which mouse button that was pressed
Alert which mouse button the user pressed.

Alert the element the user clicked on
Alert the name of the element the user clicked on.


❮ DOM Events ❮ MouseEvent