walk()

src/Discord/Helpers/CollectionInterface.php

@@ -35,6 +35,7 @@ public function find(callable $callback);
     public function clear(): void;
     public function slice(int $offset, ?int $length, bool $preserve_keys = false);
     public function sort(callable|int|null $callback);
+    public function walk(callable $callback, mixed $arg);
     public function reduce(callable $callback, $initial = null);
     public function map(callable $callback);
     public function merge($collection): self;

src/Discord/Helpers/CollectionTrait.php

@@ -331,6 +331,23 @@ public function sort(callable|int|null $callback)
         return new Collection($items, $this->discrim, $this->class);
     }
 
+    /**
+     * Applies the given callback function to each item in the collection.
+     *
+     * @param callable $callback
+     * @param mixed    $arg
+     *
+     * @return CollectionInterface
+     */
+    public function walk(callable $callback, mixed $arg)
+    {
+        $items = $this->items;
+
+        array_walk($items, $callback, $arg);
+
+        return new Collection($items, $this->discrim, $this->class);
+    }
+
     /**
      * Reduces the collection to a single value using a callback function.
      *