diff --git a/README.md b/README.md
index c1b5694..7067a15 100644
--- a/README.md
+++ b/README.md
@@ -63,6 +63,7 @@ Every method is abide to the following rules ( or at least they should. if they
 - **join** -
 - **pickRandom** - selects a random item from the given array
 - **concat** - concatenates every argument into an array. if any of the arguments are arrays, then those will get unnested
+- **zipObj** -
 
 ### String
 
@@ -148,6 +149,16 @@ Every method is abide to the following rules ( or at least they should. if they
 
 - **pick** -
 
+- **assoc** - assigns value to an object via a given key. already existing keys will get overwritten
+
+```php
+$point2d = new stdClass();
+$point2d->x = 10;
+$point2d->y = 20;
+
+$point3d = O::assoc('z', 30, $point2d);
+```
+
 ## Future plans
 
 I keep adding methods as I come across the need for them, so if you're missing a method you'd use, then 1) PRs are welcome, 2) Issues are welcome.
diff --git a/src/A.php b/src/A.php
index accf739..054367a 100644
--- a/src/A.php
+++ b/src/A.php
@@ -2,6 +2,8 @@
 
 namespace Shovel;
 
+use stdClass;
+
 class A
 {
     // A::of(1, 2, 3) -> [1, 2, 3]
@@ -307,4 +309,16 @@ public static function concat(...$args) {
             return self::ensureArray($arg);
         },$args));
     }
+
+    // A::zipObj(['a', 'b'], [1, 2]) -> {a:1, b:2}
+    public static function zipObj(array $keys, array $values): object {
+        $_keys = self::uniq(self::concat(self::keys($keys), self::keys($values)));
+        $_keys = self::filter(function($key) use ($keys, $values) {
+            return array_key_exists($key, $keys) && array_key_exists($key, $values);
+        }, $_keys);
+
+        return self::reduce(function($result, $key) use ($keys, $values) {
+            return O::assoc($keys[$key], $values[$key], $result);
+        }, new stdClass(), $_keys);
+    }
 }
diff --git a/src/O.php b/src/O.php
index 8d49408..27a9b6b 100644
--- a/src/O.php
+++ b/src/O.php
@@ -2,6 +2,8 @@
 
 namespace Shovel;
 
+use stdClass;
+
 class O
 {
     // O::isObject(new stdClass()) -> true
@@ -37,8 +39,14 @@ function ($result, $key) use ($data) {
                 }
                 return $result;
             },
-            new \stdClass(),
+            new stdClass(),
             $keys
         );
     }
+
+    // O::assoc('foo', 'bar', {}) -> {foo: 'bar'}
+    public static function assoc(string $key, $value, object $data): object {
+        $data->{$key} = $value;
+        return $data;
+    }
 }