diff --git a/src/Illuminate/Collections/Arr.php b/src/Illuminate/Collections/Arr.php
index e499ef7c681..cadf87d5b77 100644
--- a/src/Illuminate/Collections/Arr.php
+++ b/src/Illuminate/Collections/Arr.php
@@ -116,6 +116,23 @@ public static function collapse($array)
         return array_merge([], ...$results);
     }
 
+    /**
+     * Determine if the given array contains a given value.
+     *
+     * @param  \ArrayAccess|array  $array
+     * @param  mixed  $value
+     * @param  bool  $strict
+     * @return bool
+     */
+    public static function contains($array, $value, bool $strict = false): bool
+    {
+        if ($array instanceof Enumerable) {
+            return $strict ? $array->containsStrict($value) : $array->contains($value);
+        }
+
+        return in_array($value, $array, $strict);
+    }
+
     /**
      * Cross join the given arrays, returning all possible permutations.
      *
@@ -154,6 +171,19 @@ public static function divide($array)
         return [array_keys($array), array_values($array)];
     }
 
+    /**
+     * Determine if the given array does not contain a given value.
+     *
+     * @param  \ArrayAccess|array  $array
+     * @param  mixed  $value
+     * @param  bool  $strict
+     * @return bool
+     */
+    public static function doestContains($array, $value, bool $strict = false): bool
+    {
+        return ! static::contains($array, $value, $strict);
+    }
+
     /**
      * Flatten a multi-dimensional associative array with dots.
      *
diff --git a/tests/Support/SupportArrTest.php b/tests/Support/SupportArrTest.php
index efdf2c7759c..e8c44248418 100644
--- a/tests/Support/SupportArrTest.php
+++ b/tests/Support/SupportArrTest.php
@@ -94,6 +94,26 @@ public function testCollapse()
         $this->assertEquals([1, 2, 3, 'foo', 'bar', 'baz', 'boom'], Arr::collapse($mixedArray));
     }
 
+    public function testContains()
+    {
+        $this->assertTrue(Arr::contains(['foo', 'bar'], 'foo'));
+        $this->assertTrue(Arr::contains(['foo', 'bar'], 'bar'));
+        $this->assertFalse(Arr::contains(['foo', 'bar'], 'baz'));
+
+        $this->assertTrue(Arr::contains(['foo' => 'bar'], 'bar'));
+        $this->assertFalse(Arr::contains(['foo' => 'bar'], 'baz'));
+
+        $this->assertTrue(Arr::contains(['Foo', 'Bar'], 'Foo', true));
+        $this->assertFalse(Arr::contains(['Foo', 'Bar'], 'foo', true));
+
+        $this->assertTrue(Arr::contains(new Collection(['foo', 'bar']), 'foo'));
+        $this->assertTrue(Arr::contains(new Collection(['foo', 'bar']), 'bar'));
+        $this->assertFalse(Arr::contains(new Collection(['foo', 'bar']), 'baz'));
+
+        $this->assertTrue(Arr::contains(new Collection(['Foo', 'Bar']), 'Foo', true));
+        $this->assertFalse(Arr::contains(new Collection(['Foo', 'Bar']), 'foo', true));
+    }
+
     public function testCrossJoin()
     {
         // Single dimension
@@ -177,6 +197,26 @@ public function testDivide(): void
         $this->assertEquals([['one' => 1, 2 => 'second'], 'one'], $values);
     }
 
+    public function testDoestContains()
+    {
+        $this->assertTrue(Arr::doestContains(['foo', 'bar'], 'baz'));
+        $this->assertFalse(Arr::doestContains(['foo', 'bar'], 'foo'));
+        $this->assertFalse(Arr::doestContains(['foo', 'bar'], 'bar'));
+
+        $this->assertTrue(Arr::doestContains(['foo' => 'bar'], 'baz'));
+        $this->assertFalse(Arr::doestContains(['foo' => 'bar'], 'bar'));
+
+        $this->assertTrue(Arr::doestContains(['Foo', 'Bar'], 'foo', true));
+        $this->assertFalse(Arr::doestContains(['Foo', 'Bar'], 'Foo', true));
+
+        $this->assertTrue(Arr::doestContains(new Collection(['foo', 'bar']), 'baz'));
+        $this->assertFalse(Arr::doestContains(new Collection(['foo', 'bar']), 'foo'));
+        $this->assertFalse(Arr::doestContains(new Collection(['foo', 'bar']), 'bar'));
+
+        $this->assertTrue(Arr::doestContains(new Collection(['Foo', 'Bar']), 'foo', true));
+        $this->assertFalse(Arr::doestContains(new Collection(['Foo', 'Bar']), 'Foo', true));
+    }
+
     public function testDot()
     {
         $array = Arr::dot(['foo' => ['bar' => 'baz']]);