Merge pull request #517 from ghost/master

Update for PHP 7 Array to string Exception
jpfuentes2 · Apr 22, 2016 · 2ecd1d8 · 2ecd1d8
2 parents 5f211a3 + 8c907fe
commit 2ecd1d8
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/Validations.php b/lib/Validations.php
@@ -572,7 +572,7 @@ public function validates_uniqueness_of($attrs)
 		{
 			$options = array_merge($configuration, $attr);
 			$pk = $this->model->get_primary_key();
-			$pk_value = $this->model->$pk[0];
+			$pk_value = $this->model->{$pk[0]};
 
 			if (is_array($options[0]))
 			{
@@ -908,4 +908,4 @@ public function getIterator()
 	{
 		return new ArrayIterator($this->full_messages());
 	}
-}
+}