How to scrape data which is not available in User interface but available in HTML

This happens when I navigate to item detail page by clicking on the item page in a web application. In both pages, item id is available in HTML view source.

How to scrape this id which is available in html view source(even in any page), but not in the page UI.
This is the item id which is used for that particular item. So this id available in several places in html source as below.

In item list page

</article>
  <section class="row">  <div id="item_list" class="list_mode_thumb col-xs-12">
	<article id="item_84496186" class="media item_row item_row_first ptm pbm nmt" itemscope itemtype="http://schema.org/Offer">
<a title="Flera bilder" itemprop="url" tabindex="50" href="https://www.blocket.se/sodermanland/B__rstner_Nexxo_T_728_4000_KG__La


</article>
<section class="row">  <div id="item_list" class="list_mode_thumb col-xs-12">
<article id="item_**84496186**" class="media item_row item_row_first ptm pbm nmt" itemscope itemtype="http://schema.org/Offer">
<a title="Flera bilder" itemprop="url" tabindex="50" href="https://www.blocket.se/sodermanland/B__rstner_Nexxo_T_728_4000_KG__Langbaddar_84496186.htm?ca=10&w=3" class="pull-left item-link nohistory image_container  has_multiple_images" data-js="item_link"><ul class="object-attribute-badges"></ul><img src="https://cdn.blocket.com/static/0/lithumbs/87/8705605311.jpg" title="Flera bilder" alt="Flera bilder" width="169px" height="112px" class="item_image"/></a>

<div class="media-body desc" itemprop="itemOffered" itemscope><header class="clearfix"><div class="pull-left "><a class="label label-default mrxs" itemprop="url" onclick="return xt_click(this,'C','11','Butiksbadge','N')" href="https://www.blocket.se/h-lindbergs-bil--husbil-i-eskilstuna?ca=10">Butik</a><a href="https://www.blocket.se/hela_sverige/husvagnar_husbilar/husbil?ca=10&amp;cg=1100&c=1102&amp;st=s" tabindex="-1" title="Visa annonser i kategorin Husbil">Husbil</a>,&nbsp;Södermanland</div><time datetime="2019-04-01 12:35:02" pubdate itemprop="datePublished" class="pull-right">1 apr  12:35</time></header><h1 class="h5 media-heading ptxs" itemprop="name"><a href="https://www.blocket.se/sodermanland/B__rstner_Nexxo_T_728_4000_KG__Langbaddar_84496186.htm?ca=10&w=3" title="BĂŒrstner Nexxo T 728 4000 KG, LĂ„ngbĂ€ddar" itemprop="url" tabindex="50" class="item_link">BĂŒrstner Nexxo T 728 4000 KG, LĂ„ngbĂ€ddar -10</a></h1><p itemprop="price" class="list_price font-large">459 000 kr</p><footer><div class="pull-right addon"></div></footer></div>

<div class="motor-li-thumb-storename">Lindbergs Bil & Husbil  AB</div>

</article>

<article id="item_**84471939**" class="media item_row item_row_last ptm pbm nmt" itemscope itemtype="http://schema.org/Offer">

Item Detail Page

<form action="javascript:void(0);" method="post" id="report-abuse-form" novalidate>
				<input type="hidden" id="list_id" name="list_id" value="84496186" />
				<div class="modal-body">
					<div class="row">
						<div class="col-xs-12">
							<div class="field_container message_container form-group">
2 Likes

You are still able to scrape the data, as per usual, the difference will be that you will have to find the information tags, that you are after, in the HTML and copy/paste them in the selector input fields manually, instead of being able to use 'point and click' option.

Hi, Thanks a lot. It works. I used "Element Attribute" type for this.