The encodeURI() function encodes a Uniform Resource Identifier (URI) by replacing each instance of certain characters by one, two, three, or four escape sequences representing the UTF-8 encoding of the character (will only be four escape sequences for characters composed of two "surrogate" characters).

JavaScript URI

The encodeURIComponent() function encodes a Uniform Resource Identifier (URI) component by replacing each instance of certain characters by one, two, three, or four escape sequences representing the UTF-8 encoding of the character (will only be four escape sequences for characters composed of two "surrogate" characters).

JavaScript URI

The URLUtils.searchParams property is a URLSearchParams containing the query/search parameters of the URL.

API Experimental Expérimental Property URI API URLUtils

The <url> CSS data type denotes a pointer to a resource. It has no proper syntax and can only be expressed through the url() functional notation.

CSS data Layout Reference Référence Type URI url URL urn Web

Base64 is a group of similar binary-to-text encoding schemes that represent binary data in an ASCII string format by translating it into a radix-64 representation. The term Base64 originates from a specific MIME content transfer encoding.

Advanced atob() Base64 btoa() JavaScript Typed Arrays Unicode Problem URI url URL

Base64 is a group of similar binary-to-text encoding schemes that represent binary data in an ASCII string format by translating it into a radix-64 representation. The term Base64 originates from a specific MIME content transfer encoding.

Advanced atob() Base64 btoa() JavaScript Typed Arrays Unicode Problem URI url URL