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<?php class Carro { protected $productos = array (); public function add ( $producto, $cantidad ) { $this->productos[$producto] = $cantidad; } public function what_inside_cart () { $cadena = ""; $callback = function ( $producto, $cantidad ) { $cadena += $producto . "\r\n"; }; array_walk ( $this->productos, $callback ); return $cadena; } } $mi_carro = new Carro; // Añadir algunos artículos al carro $mi_carro->añadir('mantequilla', 1); $mi_carro->añadir('leche', 3); $mi_carro->añadir('huevos', 6); //echo $mi_carro->what_inside_cart (); echo $mi_carro[0];
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Call to undefined method Carro::añadir() in /in/JNIoZ:29 Stack trace: #0 {main} thrown in /in/JNIoZ on line 29
Process exited with code 255.

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