[10.x] Add "dot" method to Illuminate\Support\Collection class (#46265)

* feat: add dot method in collection

* formatting

---------

Co-authored-by: Taylor Otwell <[email protected]>

Author: medeirosinacio

src/Illuminate/Collections/Collection.php

@@ -1567,6 +1567,16 @@ public function transform(callable $callback)
         return $this;
     }
 
+    /**
+     * Flatten a multi-dimensional associative array with dots.
+     *
+     * @return static
+     */
+    public function dot()
+    {
+        return new static(Arr::dot($this->all()));
+    }
+
     /**
      * Convert a flatten "dot" notation array into an expanded array.
      *

src/Illuminate/Collections/LazyCollection.php

@@ -1518,6 +1518,16 @@ public function tapEach(callable $callback)
         });
     }
 
+    /**
+     * Flatten a multi-dimensional associative array with dots.
+     *
+     * @return static
+     */
+    public function dot()
+    {
+        return $this->passthru('dot', []);
+    }
+
     /**
      * Convert a flatten "dot" notation array into an expanded array.
      *