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<?php function func( &$ref ) { echo "ok\n"; } $obj = (object)[]; $params = [ &$obj ]; echo "Before unset: "; call_user_func_array( 'func', $params ); unset( $obj ); echo "After unset: "; call_user_func_array( 'func', $params );
Output for git.master, git.master_jit, rfc.property-hooks
Before unset: ok After unset: ok

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