HTML <summary> tagS2C Home   « HTML <summary> tag

Definition

The <summary> tag is used to define a visible header within the <details> tag.

The <summary> tag must be the first child element within the <details> tag.

The summary information can be clicked on to show/hide it.

The <summary> tag was introduced in HTML5.

Example


<details>
  <summary>Server2Client Website</summary>
    <p>Tutorials on client and server programming.</p>
</details>
<details open>
  <summary>HTML</summary>
    <p>Latest Specification.</p>
</details>
Server2Client Website

Tutorials on client and server programming.

HTML

Latest Specification.

Required Attributes

NONE

Optional Attributes

NONE

Global Attributes

Common

class - specifies a classname for the element allowing you to apply the style of the predefined class to the content.


<summary class="classname">Summary for the detail</summary>

id - specifies a unique id for the element allowing you to apply the style of the predefined id to the content.


<summary id="idname">Summary for the detail</summary>

style - specifies an inline style for the element allowing you to apply the style to the content.


<summary style="color:red;text-align:left">Summary for the detail</summary>

title - specifies extra information about the content.


<summary title="information about the content">Summary for the detail</summary>

Keyboard

accesskey - specifies a keyboard shortcut to associate with the element.


<summary accesskey="aKeyValue">Summary for the detail</summary>

tabindex - specifies a tab order for the element.


<summary tabindex="someNumber">Summary for the detail</summary>

Language

dir - specifies the directional flow of the content.


<summary dir="ltr">Summary for the detail</summary>   <!-- The text will flow from left to right -->
<summary dir="rtl">Summary for the detail</summary>   <!-- The text will flow from right to left -->

lang - specifies a language code for the content of the element.


<summary lang="en">Summary for the detail</summary>

spellcheck - specifies whether the element is to have its spelling checked.


<!-- Valid values are true and  false - default is inherited / browser specific. -->
<summary spellcheck="true">Summary for the detail</summary>

translate - specifies whether the content of the element can be translated.


<!-- Valid values are yes and  no - default is yes. -->
<summary translate="no">Summary for the detail</summary> 

Miscellaneous

contenteditable - specifies whether the content of the element is editable.


<!-- Valid values are true and  false - default is inherited. -->
<summary contenteditable="false">Summary for the detail</summary> 

draggable - specifies whether the the element is draggable.

Only text selections, images, and links can be dragged.


<!-- Valid values are true and  false - default is browser specific. -->
<summary draggable="true">Summary for the detail</summary>

hidden - specifies whether the element is not yet, or no longer, relevant.


<!-- Valid values are an empty string or hidden -->
<summary hidden>Summary for the detail</summary> 
<summary hidden="hidden">Summary for the detail</summary> 

Event Attributes

Document

onabort - The JavaScript code to be run on abort.


</summaryonabort="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onerror - The JavaScript code to be run when an error occurs when the file is being loaded.


</summaryonerror="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onload - The JavaScript code to be run when the document is loaded.


<summary onload="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onresize - The JavaScript code to be run when the browser window is resized.


</summaryonresize="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onscroll - The JavaScript code to be run when the scrollbar of an element is being scrolled.


</summaryonscroll="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onunload - The JavaScript code to be run once a page has unloaded or the browser window has been closed.


</summaryonunload="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

Document Element

oncopy - The JavaScript code to be run when the user copies the content of an element.


</summaryoncopy="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

oncut - The JavaScript code to be run when the user cuts the content of an element.


</summaryoncut="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onpaste - The JavaScript code to be run when the user pastes some content into an element.


</summaryonpaste="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

Drag and Drop

ondrag - The JavaScript code to be run when an element is dragged.


</summaryondrag="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

ondragend - The JavaScript code to be run when an element has stopped being dragged.


</summaryondragend="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

ondragenter - The JavaScript code to be run when an element has been dragged to a valid drop target.


</summaryondragenter="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

ondragleave - The JavaScript code to be run when an element leaves a valid drop target.


</summaryondragleave="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

ondragover - The JavaScript code to be run when an element is being dragged over a valid drop target.


</summaryondragover="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

ondragstart - The JavaScript code to be run at the start of a drag operation.


</summaryondragstart="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

ondrop - The JavaScript code to be run when dragged element is being dropped.


</summaryondrop="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

Form

onblur - The JavaScript code to be run on abort.


</summaryonblur="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onchange - The JavaScript code to be run when object changed and attempt to leave field.


</summaryonchange="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

oncontextmenu - The JavaScript code to be run when a context menu is triggered.


<summary oncontextmenu="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onfocus - The JavaScript code to be run when the element gets focus.


</summaryonfocus="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

oninput - The JavaScript code to be run when an element gets user input.


</summaryoninput="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

oninvalid - The JavaScript code to be run when an element is invalid.


</summaryoninvalid="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onreset - The JavaScript code to be run when the reset button of a form is clicked.


</summaryonreset="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onselect - The JavaScript code to be run when some or all of the contents of an object are selected.


</summaryonselect="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onsubmit - The JavaScript code to be run when a form is submitted.


</summaryonsubmit="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

Keyboard

onkeydown - The JavaScript code to be run when an element is in focus and keyboard key is pressed.


<summary onkeydown="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onkeypress - The JavaScript code to be run when an element is in focus and keyboard key is pressed down and released.


<summary onkeypress="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onkeyup - The JavaScript code to be run when an element is in focus and keyboard key is released.


<summary onkeyup="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

Media

oncanplay - The JavaScript code to be run when a file has buffered enough so it is ready to start playing.


</summaryoncanplay="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

oncanplaythrough - The JavaScript code to be run when a file can be played all the way to the end without further need of buffering.


</summaryoncanplaythrough="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

oncuechange - The JavaScript code to be run when the cue changes when using the track element.


<summary oncuechange="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

ondurationchange - The JavaScript code to be run when the length of the media is changed.


</summaryondurationchange="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onemptied - The JavaScript code to be run when a media resource element suddenly becomes empty, usually due to an error.


</summaryonemptied="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onended - The JavaScript code to be run when the media has reach the end.


</summaryonended="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onloadeddata - The JavaScript code to be run when media data is loaded and playback can start.


</summaryonloadeddata="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onloadedmetadata - The JavaScript code to be run when metadata has been loaded.


<summary onloadedmetadata="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onloadstart - The JavaScript code to be run when the media resource has started loading.


</summaryonloadstart="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onpause - The JavaScript code to be run when the media resource has been paused.


</summaryonpause="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onplay - The JavaScript code to be run when the media resource starts playback.


</summaryonplay="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onplaying - The JavaScript code to be run when playback has already begun.


</summaryonplaying="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onprogress - The JavaScript code to be run when the browser is fetching the media data.


<summary onprogress="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onratechange - The JavaScript code to be run when the playback rate changes.


</summaryonratechange="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onseeked - The JavaScript code to be run when the seeking attribute is set to false indicating that seeking has finished.


</summaryonseeked="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onseeking - The JavaScript code to be run hen the seeking attribute is set to true indicating that seeking is currently active.


</summaryonseeking="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onstalled - The JavaScript code to be run when the browser is unable to continue fetching media data.


</summaryonstalled="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onsuspend - The JavaScript code to be run when media data has stopped before being completely loaded.


<summary onsuspend="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

ontimeupdate - The JavaScript code to be run when the media resources current playback position has changed.


</summaryontimeupdate="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onvolumechange - The JavaScript code to be run when the volume has changed or been muted.


</summaryonvolumechange="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onwaiting - The JavaScript code to be run when the media resource has paused but is expected to resume.


</summaryonwaiting="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

Mouse

onclick - The JavaScript code to be run when a mouse is clicked on the element.


<summary onclick="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

ondblclick - The JavaScript code to be run when a mouse is double clicked on the element.


<summary ondblclick="go()">CSummary for the detail</summary>   <!-- Executes the go() function -->

onmousedown - The JavaScript code to be run when the mouse button is pressed down while the cursor is over the element.


<summary onmousedown="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onmousemove - The JavaScript code to be run when the mouse button is moved.


<summary onmousemove="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onmouseout - The JavaScript code to be run when the mouse cursor moves off an element.


<summary onmouseout="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onmouseover - The JavaScript code to be run when the mouse cursor moves over an element.


<summary onmouseover="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onmouseup - The JavaScript code to be run when the mouse button is released while the cursor is over the element.


<summary onmouseup="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

onwheel - The JavaScript code to be run when the mouse wheel rolls up or down over an element.


</summaryonwheel="go()">Summary for the detail</summary>   <!-- Executes the go() function -->

Window

NONE

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