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<?php function start( $entrance, array $route ) { $stage = []; $register = function( $on, $append ) use ( &$stage ) { if ( isset( $stage[$on] ) ) $stage[$on][] = $append; else $stage[$on] = [ $append ]; return; }; $executor = function( $step ) use ( $register, &$stage ) { if ( 1 == $step ) { $register( 3, 5 ); $register( 3, 6 ); } echo $step; }; $register(); foreach( $route as $r ) { if ( isset( $stage[$r] ) ) foreach( $stage[$r] as $rr ) $executor( $rr ); $executor( $r ); } } start( 1, [ 1, 2, 3, 4 ] );
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: Too few arguments to function {closure}(), 0 passed in /in/4iQcK on line 22 and exactly 2 expected in /in/4iQcK:6 Stack trace: #0 /in/4iQcK(22): {closure}() #1 /in/4iQcK(31): start(1, Array) #2 {main} thrown in /in/4iQcK on line 6
Process exited with code 255.

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