srcdoc - Web APIs
the srcdoc property of the htmliframeelement specifies the content of the page. examples var iframe = document.createelement("iframe"); iframe.srcdoc = `<!doctype html><p>hello world!</p>`; document.body.appendchild(iframe); specifications specification status comment html living standardthe definition of 'htmliframeelement: srcdoc' in that specification. living standard ...

HTMLIFrameElement - Web APIs
provide scrollbars for the frame. htmliframeelement.src is a domstring that reflects the src html attribute, containing the address of the content to be embedded. note that programatically removing an <iframe>'s src attribute (e.g. via element.removeattribute()) causes about:blank to be loaded in the frame in firefox (from version 65), chromium-based browsers, and safari/ios. htmliframeelement.srcdoc is a domstring that represents the content to display in the frame. htmliframeelement.width is a domstring that reflects the width html attribute, indicating the width of the frame. methods inherits properties from its parent, htmlelement. specifications specification status comment html living standardthe definition of 'htmliframeelement' in that speci...
...dardthe definition of 'htmliframeelement' in that specification. living standard the following property has been added: allowfullscreen. html5the definition of 'htmliframeelement' in that specification. recommendation the following properties are now obsolete: scrolling, marginwidth, marginheight, longdesc, frameborder, and align. the following properties have been added: srcdoc, sandbox, and contentwindow. document object model (dom) level 2 html specificationthe definition of 'htmliframeelement' in that specification. obsolete the contentdocument property has been added. document object model (dom) level 1 specificationthe definition of 'htmliframeelement' in that specification. obsolete initial definition. ...

Index - Web APIs
he htmliframeelement.src property reflects the html referrerpolicy attribute of the <iframe> element defining which referrer is sent when fetching the resource. 1710 contentdocument if the iframe and the iframe's parent document are same origin, returns a document (that is, the active document in the inline frame's nested browsing context), else returns null. 1711 srcdoc the srcdoc property of the htmliframeelement specifies the content of the page. 1712 htmlimageelement api, element, graphic, html dom, htmlimageelement, image, interface, reference, img, picture the htmlimageelement interface represents an html <img> element, providing the properties and methods used to manipulate image elements. 1713 htmlimageelement.al...

MediaDevices.getUserMedia() - Web APIs
dia() unless the <iframe> has its sandbox attribute set to allow-same-origin. a document loaded using a data:// or blob:// url which has no origin (such as when one of these urls is typed by the user into the address bar) cannot call getusermedia(). these kinds of urls loaded from javascript code inherit the script's permissions. any other situation in which there is no origin, such as when the srcdoc attribute is used to specify the contents of a frame. examples width and height this example gives a preference for camera resolution, and assigns the resulting mediastream object to a video element. // prefer camera resolution nearest to 1280x720. var constraints = { audio: true, video: { width: 1280, height: 720 } }; navigator.mediadevices.getusermedia(constraints) .then(function(mediastr...

HTML5 - Developer guides
ation api, several new attributes, new values for the <input> attribute type and the new <output> element. new semantic elements beside sections, media and forms elements, there are numerous new elements, like <mark>, <figure>, <figcaption>, <data>, <time>, <output>, <progress>, or <meter> and <main>, increasing the number of valid html5 elements. improvement in <iframe> using the sandbox and srcdoc attributes, authors can now be precise about the level of security and the wished rendering of an <iframe> element. mathml allows directly embedding mathematical formulas. introduction to html5 this article introduces how to indicate to the browser that you are using html5 in your web design or web application. html5 reference guide quick-reference html5 sheet containing markup generators, ...

HTML attribute reference - HTML: Hypertext Markup Language
mg>, <source> slot global attribute assigns a slot in a shadow dom shadow tree to an element. span <col>, <colgroup> spellcheck global attribute indicates whether spell checking is allowed for the element. src <audio>, <embed>, <iframe>, <img>, <input>, <script>, <source>, <track>, <video> the url of the embeddable content. srcdoc <iframe> srclang <track> srcset <img>, <source> one or more responsive image candidates. start <ol> defines the first number if other than 1. step <input> style global attribute defines css styles which will override styles previously set. summary <table> tabindex global attribute ov...

<head>: The Document Metadata (Header) element - HTML: Hypertext Markup Language
machine-readable information (metadata) about the document, like its title, scripts, and style sheets. note: <head> primarily holds information for machine processing, not human-readability. for human-visible information, like top-level headings and listed authors, see the <header> element. content categories none. permitted content if the document is an <iframe> srcdoc document, or if title information is available from a higher level protocol (like the subject line in html email), zero or more elements of metadata content. otherwise, one or more elements of metadata content where exactly one is a <title> element. tag omission the start tag may be omitted if the first thing inside the <head> element is an element. the end tag may be omi...

<iframe>: The Inline Frame element - HTML: Hypertext Markup Language
upported in internet explorer 9 and earlier. src the url of the page to embed. use a value of about:blank to embed an empty page that conforms to the same-origin policy. also note that programatically removing an <iframe>'s src attribute (e.g. via element.removeattribute()) causes about:blank to be loaded in the frame in firefox (from version 65), chromium-based browsers, and safari/ios. srcdoc inline html to embed, overriding the src attribute. if a browser does not support the srcdoc attribute, it will fall back to the url in the src attribute. width the width of the frame in css pixels. default is 300. deprecated attributes these attributes are deprecated and may no longer be supported by all user agents. you should not use them in new content, and try to remove them from exist...