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<?php # similar to $source array, but implemented using a function function getSource() { return [ 'subarray' => ['item' => 'old value ---'] ]; } # $ref3 is assigned to result of getSource() right in the foreach() foreach ( $ref3 = getSource() as &$subarray ) { $subarray['item'] = 'NEW value'; echo $subarray['item'], PHP_EOL; echo $ref3['subarray']['item'], PHP_EOL; } echo PHP_EOL;
Output for git.master, git.master_jit, rfc.property-hooks
NEW value old value ---

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