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HTMLInputElement.setSelectionRange()

The HTMLInputElement.setSelectionRange() method sets the start and end positions of the current text selection in an <input> element.
API HTML DOM HTMLInputElement Method Reference Text Field Selection API

HTMLKeygenElement

The <keygen> elements expose the HTMLKeygenElement interface, which provides special properties and methods (beyond the regular element object interface they also have available to them by inheritance) for manipulating the layout and presentation of keygen elements.
API HTML DOM Interface NeedsBrowserAgnosticism NeedsCompatTable NeedsNewLayout Reference Référence

HTMLLabelElement.control

The read-only HTMLLabelElement.control property returns a reference to the control (in the form of an object of type HTMLElement or one of its derivatives) with which the <label> element is associated, or null if the label isn't associated with a control.
control Forms HTML DOM HTMLLabelElement Property Read-only Reference

HTMLLabelElement.form

The read-only HTMLLabelElement.form property returns an HTMLFormElement object which represents the form of which the label's associated control is a part, or null if there is either no associated control, or if that control isn't in a form.
form Forms HTML DOM HTMLLabelElement Property Read-only Reference

HTMLLinkElement.relList

The HTMLLinkElement.relList read-only property reflects the rel attribute. It is a live DOMTokenList containing the set of link types indicating the relationship between the resource represented by the <link> element and the current document.
API HTML DOM HTMLLInkElement Property Read-only Reference

HTMLMediaElement

The HTMLMediaElement interface adds to HTMLElement the properties and methods needed to support basic media-related capabilities that are common to audio and video. The HTMLVideoElement and HTMLAudioElement elements both inherit this interface.
API DOM HTML HTMLMediaElement Interface Media NeedsNewLayout Reference

HTMLMediaElement.buffered

The HTMLMediaElement.buffered read-only property returns a new TimeRanges object that indicates the ranges of the media source that the browser has buffered (if any) at the moment the buffered property is accessed.
API HTML DOM HTMLMediaElement Property Read-only Web

HTMLMediaElement.currentSrc

The HTMLMediaElement.currentSrc property contains the absolute URL of the chosen media resource. This could happen, for example, if the web server selects a media file based on the resolution of the user's display. The value is an empty string if the networkState property is EMPTY.
API HTML DOM HTMLMediaElement Property Read-only Web

HTMLMediaElement.ended

The HTMLMediaElement.ended indicates whether the media element has ended playback.
API HTML DOM HTMLMediaElement Property Read-only Web

HTMLMediaElement.error

The HTMLMediaElement.error is the MediaError object for the most recent error, or null if there has not been an error.
API HTML DOM HTMLMediaElement Property Read-only Web

HTMLMediaElement.initialTime

The HTMLMediaElement.initialTime is the initial playback position in seconds. 
API HTML DOM HTMLMediaElement Property Read-only Web

HTMLMediaElement.readyState

The HTMLMediaElement.readyState property indicates the readiness state of the media.
API HTML DOM HTMLMediaElement Property Read-only Web

HTMLMeterElement

The HTML <meter> elements expose the HTMLMeterElement interface, which provides special properties and methods (beyond the HTMLElement object interface they also have available to them by inheritance) for manipulating the layout and presentation of <meter> elements.
API HTML DOM HTMLMeterElement Interface NeedsNewLayout Reference Référence

HTMLOptGroupElement

The HTMLOptGroupElement interface provides special properties and methods (beyond the regular HTMLElement object interface they also have available to them by inheritance) for manipulating the layout and presentation of <optgroup> elements.
API Forms HTML DOM Interface NeedsBrowserCompatibility NeedsNewLayout Reference Référence

Option()

Constructor for creating an HTMLOptionElement. The Option constructor is from the very early days of DOM scripting and has non–standard syntax, but has ubiquitous support in browsers.
API Constructor HTML DOM HTMLOptionElement NeedsBrowserCompatibility NeedsContent NeedsExample NeedsMarkupWork NeedsSpecTable

HTMLOptionsCollection

HTMLOptionsCollection is an interface representing a collection of HTML option elements (in document order) and offers methods and properties for traversing the list as well as optionally altering its items. This type is returned solely by the "options" property of select.
API HTML DOM Interface NeedsBrowserCompatibility NeedsExample NeedsMarkupWork NeedsSpecTable Reference Référence

HTMLOutputElement

The HTMLOutputElement interface provides properties and methods (beyond those inherited from HTMLElement) for manipulating the layout and presentation of <output> elements.
API HTML DOM Interface NeedsMarkupWork NeedsNewLayout Reference Référence

HTMLPictureElement

The HTMLPictureElement interface represents a <picture> HTML element. It doesn't implement specific properties or methods.
API Experimental Expérimental HTML DOM Interface Reference Référence

HTMLSelectElement.checkValidity()

The HTMLSelectElement.checkValidity() method checks whether the element has any constraints and whether it satisfies them. If the element fails its constraints, the browser fires a cancelable invalid event at the element, and then returns false.
API Constraint Validation API HTML DOM HTMLSelectElement Method Reference Référence

HTMLSelectElement.setCustomValidity()

The HTMLSelectElement.setCustomValidity() method sets the custom validity message for the selection element to the specified message. Use the empty string to indicate that the element does not have a custom validity error.
API Constrain Validation API HTML DOM HTMLSelectElement Method Reference Référence