Dynamic Personalization Snippet

mindstamp.html

<script defer>
  setTimeout(()=> {
    // Set your data in these fields from the DOM or JS layer, e.g. set name to document.getElementById('viewer_name').innerHTML.trim()
    var params = {
      name: "", 
      email: "",
      phone: "",
      custom_id: "",
    }
    var queryString = Object.keys(params).map(function(key) {
        return params[key] ? key + '=' + params[key] : ''
    })
    queryString = queryString.filter(Boolean).join("&")
    if (queryString.length) {
      frames = document.getElementsByTagName("iframe");
      for (i = 0; i < frames.length; ++i) {
        if (frames[i].src.includes("mindstamp") || frames[i].src.includes("myinteractive")) {
          var url = frames[i].src + (frames[i].src.includes("?") ? "&"+queryString : "?"+queryString)
          frames[i].src = url    
        }
      }
    }
  })
</script>