jquery script to gather h1-h6 header tag text from a web page

var ht={};
ht["title"] = $("title").text().trim();
ht["description"] = $("meta[name=description]").attr("content").trim();
ht["keywords"] = $("meta[name=keywords]").attr("content").trim();

var hs=[];
for (var i=0;i<6;i++) {
  hs[i]="h"+(i+1);
  ta=[];
  $(hs[i]).each(function() {
    var t = $(this).text().trim();
    ta.push(t);
  });
  ht[hs[i]] = ta.join(",");
}
console.log(ht);