bookmarklet.js

javascript:function getKeywords(){var e="",o=document.getElementsByTagName("meta");if(o.length){for(var t=0;t<o.length;t++)"keywords"===o[t].name.toLowerCase()&&(e+=o[t].content.toLowerCase());if(e){let o=e.split(","),t=document.createElement("textarea");t.value=o.sort().join("\n"),document.body.appendChild(t),t.select(),document.execCommand("copy"),document.body.removeChild(t),alert(`Se copiaron [${o.length}] keywords del sitio:\n${window.location.origin}`)}else{e.split(",");let o=document.createElement("textarea");o.value=`No se encontraron keywords el sitio:\n${window.location.origin}`,document.body.appendChild(o),o.select(),document.execCommand("copy"),document.body.removeChild(o),alert(`No se encontraron keywords el sitio:\n${window.location.origin}`)}}}getKeywords();

index.js

function getKeywords() {
  var keywords = "";

  var metas = document.getElementsByTagName("meta");

  if (metas.length) {
    for (var index = 0; index < metas.length; index++) {
      if (metas[index].name.toLowerCase() === "keywords") {
        keywords += metas[index].content.toLowerCase();
      }
    }

    if (keywords) {
      let siteKeywords = keywords.split(",");

      let textAreaMock = document.createElement("textarea");

      textAreaMock.value = siteKeywords.sort().join("\n");

      document.body.appendChild(textAreaMock);

      textAreaMock.select();

      document.execCommand("copy");

      document.body.removeChild(textAreaMock);

      alert(
        `Se copiaron [${siteKeywords.length}] keywords del sitio:\n${window.location.origin}`
      );
    } else {
      let siteKeywords = keywords.split(",");

      let textAreaMock = document.createElement("textarea");

      textAreaMock.value = `No se encontraron keywords el sitio:\n${window.location.origin}`;

      document.body.appendChild(textAreaMock);

      textAreaMock.select();

      document.execCommand("copy");

      document.body.removeChild(textAreaMock);

      alert(`No se encontraron keywords el sitio:\n${window.location.origin}`);
    }
  }
}