Online PHP editor | refs for 072Bh

<?php var_export([ // string, then times '0:1' => str_repeat(0, 1), // '0' '1:0' => str_repeat(1, 0), // '' '0:0' => str_repeat(0, 0), // '' '1:1' => str_repeat(1, 1), // '1' ]); echo "\n---\n"; $params = [ ['one' => 0, 'two' => 1, 'three' => 0, 'four' => 1], // strings ['three' => 0, 'one' => 1, 'four' => 1, 'two' => 0], // times 'str_repeat' ]; var_export([ 'udiff' => array_udiff_assoc(...$params), 'uintersect' => array_uintersect_assoc(...$params), ]);