11 lines
		
	
	
		
			354 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			11 lines
		
	
	
		
			354 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
document.addEventListener('DOMContentLoaded', function() {
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  let prev = null;
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  Array.from(document.getElementsByTagName('article')).reverse().forEach(function (article) {
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    const dedupId = article.dataset.dedupId;
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    if (dedupId === prev) {
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      article.getElementsByTagName('header')[0].classList.add('hidden');
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    }
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    prev = dedupId;
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  });
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});
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