![]() ![]() integrityĬontains inline metadata - a base64-encoded cryptographic hash of the resource (file) you're telling the browser to fetch. imagesrcsetįor rel="preload" and as="image" only, the imagesrcset attribute is a sourceset attribute that indicates to preload the appropriate resource used by an img element with corresponding values for its srcset and sizes attributes. Use this attribute only if the href attribute is present.įor rel="preload" and as="image" only, the imagesizes attribute is a sizes attribute that indicates to preload the appropriate resource used by an img element with corresponding values for its srcset and sizes attributes. This attribute indicates the language of the linked resource.Īllowed values are specified by RFC 5646: Tags for Identifying Languages (also known as BCP 47). This attribute specifies the URL of the linked resource. autoĭefault: Signals automatic determination of fetch priority relative to other resources of the same type. Signals a low-priority fetch relative to other resources of the same type. Signals a high-priority fetch relative to other resources of the same type. Provides a hint of the relative priority to use when fetching a preloaded resource. Setting the disabled property in the DOM causes the stylesheet to be removed from the document's Document.styleSheets list. Instead, the stylesheet will be loaded on-demand, if and when the disabled attribute is changed to false or removed. If disabled is specified in the HTML when it is loaded, the stylesheet will not be loaded during page load. See CORS settings attributes for additional information.įor rel="stylesheet" only, the disabled Boolean attribute indicates whether the described stylesheet should be loaded and applied to the document. If invalid, it is handled as if the enumerated keyword anonymous was used. without sending the Origin HTTP header), preventing its non-tainted usage. If the attribute is not present, the resource is fetched without a CORS request (i.e. If the server does not give credentials to the origin site (through Access-Control-Allow-Credentials HTTP header), the resource will be tainted and its usage restricted. a cookie, certificate, and/or HTTP Basic authentication is performed). with an Origin HTTP header) is performed along with a credential sent (i.e. If the server does not give credentials to the origin site (by not setting the Access-Control-Allow-Origin HTTP header) the resource will be tainted and its usage restricted.Ī cross-origin request (i.e. no cookie, X.509 certificate, or HTTP Basic authentication). with an Origin HTTP header) is performed, but no credential is sent (i.e. This enumerated attribute indicates whether CORS must be used when fetching the resource.ĬORS-enabled images can be reused in the element without being tainted.Ī cross-origin request (i.e. render: The rendering of content on the screen is blocked.The operations that are to be blocked must be a space-separated list of blocking attributes listed below. This attribute explicitly indicates that certain operations should be blocked on the fetching of an external resource. Srcset or imageset attributes, SVG elements, to contain the crossorigin attribute, see CORS-enabled fetches. WebTV supports the use of the value next for rel to preload the next page in a document series. ![]()
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