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<?php global $hook; $hook = function ( &$reference ) { echo "ok\n"; }; $wrap = function() { $user = []; $params = [ &$user ]; $f = function () use ( $params ) { global $hook; call_user_func_array( $hook, $params ); }; echo "inner\n"; call_user_func( $f ); // works return $f; }; $f = $wrap(); echo "outer\n"; call_user_func( $f ); // fails
Output for git.master, git.master_jit, rfc.property-hooks
inner ok outer ok

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