<?php function serializeContext($default, $optional) { return "'" . implode("', '", array_merge( $default, $optional )) . "'" ; } $a = array('test1', 'test2', 'test4'); $b = array('test3'); //var_dump(serializeContext($a, $b)); echo array_reduce($a, function($carry, $next){ return $carry . $next; }, '');
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