<?php $arr = range(0,1000); function find_closest($arr,$x){ sort($arr); $filtered_array = array_filter($arr,function($v)use($x){ return $v < $x; }); return count($filtered_array) > 0 ? end($filtered_array) : "Your Message"; } echo find_closest($arr,17)."\n"; echo find_closest($arr,20)."\n"; echo find_closest($arr,6);
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