3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo( &$arg1, &$arg2 ) { var_dump( $arg1, $arg2 ); } $a = 1; $b = 2; call_user_func_array( 'foo', array( $a, $b ) );

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57.56 ms | 402 KiB | 5 Q