HTMLFrameSetElement

Deprecated: This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.

The HTMLFrameSetElement interface provides special properties (beyond those of the regular HTMLElement interface they also inherit) for manipulating <frameset> elements.

Properties

Inherits properties from its parent, HTMLElement and from WindowEventHandlers.

HTMLFrameSetElement.cols: Is a DOMString structured as a comma-separated list specifying the width of each column inside a frameset.
HTMLFrameSetElement.rows: Is a DOMString structured as a comma-separated list specifying the height of each column inside a frameset.

Methods

No specific method; inherits methods from its parent, HTMLElement and from WindowEventHandlers.

Event handlers

No specific event handler; inherits event handlers from its parent, HTMLElement and from WindowEventHandlers.

WindowEventHandlers.onafterprint: Is an event handler representing the code to be called when the afterprint event is raised.
WindowEventHandlers.onbeforeprint: Is an event handler representing the code to be called when the beforeprint event is raised.
WindowEventHandlers.onbeforeunload: Is an event handler representing the code to be called when the beforeunload event is raised.
WindowEventHandlers.onhashchange: Is an event handler representing the code to be called when the hashchange event is raised.
WindowEventHandlers.onlanguagechange: Is an event handler representing the code to be called when the languagechange event is raised.
WindowEventHandlers.onmessage: Is an event handler representing the code to be called when the message event is raised.
WindowEventHandlers.onoffline: Is an event handler representing the code to be called when the offline event is raised.
WindowEventHandlers.ononline: Is an event handler representing the code to be called when the online event is raised.
WindowEventHandlers.onpagehide: Is an event handler representing the code to be called when the pagehide event is raised.
WindowEventHandlers.onpageshow: Is an event handler representing the code to be called when the pageshow event is raised.
WindowEventHandlers.onpopstate: Is an event handler representing the code to be called when the popstate event is raised.
WindowEventHandlers.onresize: Is an event handler representing the code to be called when the resize event is raised.
WindowEventHandlers.onstorage: Is an event handler representing the code to be called when the storage event is raised.
WindowEventHandlers.onunload: Is an event handler representing the code to be called when the unload event is raised.

Specifications

Specification
HTML Standard (HTML) # htmlframesetelement

Browser compatibility

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	WebView Android	Chrome Android	Firefox for Android	Opera Android	Safari on IOS	Samsung Internet
`HTMLFrameSetElement`	1	12	1	4	≤12.1	3	1	18	4	≤12.1	1	1.0
`cols`	1	12	1	5.5	≤12.1	3	1	18	4	≤12.1	1	1.0
`onstorage`	3	12	45	9	15	4	≤37	18	45	14	3.2	1.0
`rows`	1	12	1	5.5	≤12.1	3	1	18	4	≤12.1	1	1.0