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 = `Billy and Arthur called to see if we could meet for lunch at Giacamos on their way to Pittsfield. The orchid on the table was a present for Arthur's birthday, not something that Giacamos put out for decoration.`; document.write(linkifyHtml(str, options)); ]]>