diff --git a/CHANGELOG.md b/CHANGELOG.md
index a3804fe..3bc5f95 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Twig Perversion Changelog
 
+## 2.2.0 - 2020.12.07
+### Added
+- Added `is array` test
+
 ## 2.1.0 - 2019.06.09
 ### Added
 - Added `{% while %}` loop.
diff --git a/README.md b/README.md
index 074e820..7d31d01 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ Making twig do things it really shouldn't. Twig is not intended to be a gene
 
 - `{% while %}`, `{% break %}`, `{% continue %}`, and `{% return %}` tags
 - `===`, `!==`, and `<=>` operators
-- `is numeric` and `is string` tests
+- `is numeric`, `is string`, and `is array` tests
 - `array_splice`, `string`, `float`, `int`, and `bool` filters
 
 ## Requirements
@@ -121,6 +121,18 @@ or
 
 {{ 12 is string  ? 'Yes' : 'No' }}
 {# No #}
+{```
+
+- **Array**
+
+  Test whether given value is an array.
+  
+```Twig
+{ [] is array ? 'Yes' : 'No' }}
+{# Yes #}
+
+{{ '12' is array  ? 'Yes' : 'No' }}
+{# No #}
 ```
 
 
diff --git a/composer.json b/composer.json
index 2459667..6e873d2 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
   "name": "marionnewlevant/twig-perversion",
   "description": "Making twig do things it really shouldn't",
-  "version": "2.1.0",
+  "version": "2.2.0",
   "type": "craft-plugin",
   "keywords": [
     "craft", "craftcms", "plugin", "twigperversion"
diff --git a/src/twigextensions/Array_Test.php b/src/twigextensions/Array_Test.php
new file mode 100644
index 0000000..da4d1fe
--- /dev/null
+++ b/src/twigextensions/Array_Test.php
@@ -0,0 +1,10 @@
+<?php
+namespace marionnewlevant\twigperversion\twigextensions;
+
+class Array_Test extends \Twig_Node_Expression_Test
+{
+  public function compile(\Twig_Compiler $compiler)
+  {
+    $compiler->raw('is_array(')->subcompile($this->getNode('node'))->raw(')');
+  }
+}
diff --git a/src/twigextensions/TwigPerversionTwigExtension.php b/src/twigextensions/TwigPerversionTwigExtension.php
index 19bb62e..9c7a072 100644
--- a/src/twigextensions/TwigPerversionTwigExtension.php
+++ b/src/twigextensions/TwigPerversionTwigExtension.php
@@ -46,6 +46,7 @@ public function getTests()
 		return [
 			new \Twig_Test('numeric', null, ['node_class' => '\marionnewlevant\twigperversion\twigextensions\Numeric_Test']),
 			new \Twig_Test('string', null, ['node_class' => '\marionnewlevant\twigperversion\twigextensions\String_Test']),
+			new \Twig_Test('array', null, ['node_class' => '\marionnewlevant\twigperversion\twigextensions\Array_Test']),
 		];
 	}