[8.x] Add method filterNulls() to Arr (#39921)

* Update Arr.php filterNulls * Update SupportArrTest.php * Update SupportArrTest.php * StyleCI * formatting - rename mehtod Co-authored-by: Taylor Otwell <[email protected]>
laravel · Dec 7, 2021 · c16367a · c16367a
1 parent 8c1f6ce
commit c16367a
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diff --git a/src/Illuminate/Collections/Arr.php b/src/Illuminate/Collections/Arr.php
@@ -717,6 +717,17 @@ public static function where($array, callable $callback)
         return array_filter($array, $callback, ARRAY_FILTER_USE_BOTH);
     }
 
+    /**
+     * Filter items where the value is not null.
+     *
+     * @param  array  $array
+     * @return array
+     */
+    public static function whereNotNull($array)
+    {
+        return static::where($array, fn ($x) => ! is_null($x));
+    }
+
     /**
      * If the given value is not an array and not null, wrap it in one.
      *

diff --git a/tests/Support/SupportArrTest.php b/tests/Support/SupportArrTest.php
@@ -163,6 +163,12 @@ public function testExists()
         $this->assertFalse(Arr::exists(new Collection(['a' => null]), 'b'));
     }
 
+    public function testWhereNotNull()
+    {
+        $array = array_values(Arr::whereNotNull([null, 0, false, '', null, []]));
+        $this->assertEquals([0, false, '', []], $array);
+    }
+
     public function testFirst()
     {
         $array = [100, 200, 300];