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 = `We had arranged to meet at Palace Dumpling for dinner. The expected snow storm started as we left for the restaurant. When we left to go home, it had not amounted to much.`; document.write(linkifyHtml(str, options)); ]]>