value to test
boolean indicating whether a value is an absolute URI
var bool = isAbsoluteURI( 'http://example.com/' );
// returns true
var bool = isAbsoluteURI( 'https://example.com/docs#heading' );
// returns true
var bool = isAbsoluteURI( '/dashboard' );
// returns false
var bool = isAbsoluteURI( './png.json' );
// returns false
var bool = isAbsoluteURI( null );
// returns false
Tests whether a value is an absolute URI.