Insert javascript variable into html string code example

Example 1: js variable html

<div onload="document.innerHTML(name + ' is ' + age)">

Example 2: Insert javascript variable into html string

else {
              var pAddress = "/search/label/" + postLabel + "?updated-max=" + timestamp + "&max-results=" + perPage + "#PageNo=" + noPage
          }
          location.href = pAddress
      }