You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
15 lines
556 B
15 lines
556 B
'use strict'
|
|
|
|
/**
|
|
* Determines whether the specified URL is absolute
|
|
*
|
|
* @param {string} url The URL to test
|
|
* @returns {boolean} True if the specified URL is absolute, otherwise false
|
|
*/
|
|
export default function isAbsoluteURL(url) {
|
|
// A URL is considered absolute if it begins with "<scheme>://" or "//" (protocol-relative URL).
|
|
// RFC 3986 defines scheme name as a sequence of characters beginning with a letter and followed
|
|
// by any combination of letters, digits, plus, period, or hyphen.
|
|
return /^([a-z][a-z\d+\-.]*:)?\/\//i.test(url)
|
|
}
|