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run code in 150+ php & hhvm versions
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<?php $eligible_categories = array("mens:apparel"); $list_categories = array("mens:apparel:shirts", "mens:footwear"); foreach ($eligible_categories as $category) { if(in_array($category, $list_categories)){ echo "eligible"; } } print_r($eligible_categories); print_r($list_categories);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => mens:apparel ) Array ( [0] => mens:apparel:shirts [1] => mens:footwear )