<?php function glue($array, $allButLast = ', ', $last = ' and ') { if (empty($array)) { return ''; } $glued = implode($allButLast, $array); $pos = strrpos($glued, $allButLast); if ($pos !== false) { $glued = substr_replace($glued, $last, $pos, strlen($allButLast)); } return $glued; } $array = [ 'bar', 'food', 'foo, bar', ]; echo glue($array);
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