Online PHP editor | perf for v6Xio

<?php class Resolvable implements ArrayAccess, IteratorAggregate, Countable { protected $callable; protected $resolved = null; public function __construct( callable $closure ) { $this->callable = $closure; } public function __invoke( ...$args ) { if ( ! $this->resolved ) { $this->resolved = call_user_func_array( $this->callable, $args ); // Any normalisation can be done here. } return $this->resolved; } public function offsetExists( mixed $k ) : bool { $this->__invoke(); return isset( $this->resolved[ $k ] ); } public function &offsetGet( mixed $k ) : mixed { $this->__invoke(); return $this->resolved[ $k ]; } public function offsetSet( mixed $k, mixed $v ) : void { $this->__invoke(); $this->resolved[ $k ] = $v; } public function offsetUnset( mixed $k ) : void { $this->__invoke(); unset( $this->resolved[ $k ] ); } public function getIterator(): Traversable { $this->__invoke(); return new ArrayIterator( $this->resolved ); } public function count() : int { $this->__invoke(); return count( $this->resolved ); } } // $foo = function () { return 1; }; $endpoints = [ '/wp/v2/users' => fn () => [ [ 'method' => 'GET', 'callback' => fn () => true, 'args' => [ 'id' => [], ], ], [ 'method' => 'POST', 'callback' => fn () => true, 'args' => [ 'id' => [], ], ], ], ]; foreach ( $endpoints as $k => &$ep ) { if ( is_callable( $ep ) ) { $ep = new Resolvable( $ep ); } } // Old-style plugin, eg Really Simple SSL: if ( isset( $endpoints['/wp/v2/users'] ) ) { // Save the original endpoint $original_endpoint = $endpoints['/wp/v2/users']; // Override the GET callback $endpoints['/wp/v2/users'][0]['callback'] = function() { return 'Sorry, you are not allowed to access users without authentication.'; }; // Preserve the original args and permission callback $endpoints['/wp/v2/users'][0]['args'] = $original_endpoint[0]['args']; $endpoints['/wp/v2/users'][0]['permission_callback'] = '__return_true'; } var_dump( $endpoints ); var_dump( $endpoints['/wp/v2/users'][0]['callback']() );

Version	System time (s)	User time (s)	Memory (MiB)
8.5.7	0.010	0.005	18.34
8.5.6	0.008	0.006	16.75
8.5.5	0.012	0.007	16.74
8.4.22	0.017	0.008	19.56
8.4.21	0.013	0.009	19.51
8.4.18	0.021	0.010	19.68
8.4.9	0.006	0.003	17.89
8.3.31	0.002	0.007	18.57
8.3.18	0.002	0.006	16.78
8.3.5	0.003	0.005	16.74
8.2.31	0.009	0.011	18.10