var options = { attributes: { rel: 'nofollow', title: 'click to open', }, className: '', format: { url: function (value) { return value } }, ignoreTags: ['a'], validate: { url: function (value) { return value; } } }; var str = `Photograph of spine of book by Nicholas Adams, "Skidmore, Owings & Merrill: the experiment since 1936"`; document.write(linkifyHtml(str, options)); ]]>