[5.7] Collection whereBetween

src/Illuminate/Support/Collection.php

@@ -617,6 +617,18 @@ public function whereInStrict($key, $values)
         return $this->whereIn($key, $values, true);
     }
 
+    /**
+     * Filter items where the given key between values.
+     *
+     * @param  string  $key
+     * @param  array  $values
+     * @return static
+     */
+    public function whereBetween($key, $values)
+    {
+        return $this->where($key, '>=', reset($values))->where($key, '<=', end($values));
+    }
+
     /**
      * Filter items by the given key value pair.
      *

tests/Support/SupportCollectionTest.php

@@ -543,6 +543,16 @@ public function testValues()
         })->values()->all());
     }
 
+    public function testBetween()
+    {
+        $c = new Collection([['v' => 1], ['v' => 2], ['v' => 3], ['v' => '3'], ['v' => 4]]);
+
+        $this->assertEquals([['v' => 2], ['v' => 3], ['v' => '3'], ['v' => 4]],
+            $c->whereBetween('v', [2, 4])->values()->all());
+        $this->assertEquals([['v' => 1]], $c->whereBetween('v', [-1, 1])->all());
+        $this->assertEquals([['v' => 3], ['v' => '3']], $c->whereBetween('v', [3, 3])->values()->all());
+    }
+
     public function testFlatten()
     {
         // Flat arrays are unaffected