diff --git a/src/RTEX/Abstracts/RegexPatterns.php b/src/RTEX/Abstracts/RegexPatterns.php
new file mode 100644
index 0000000..2e0b709
--- /dev/null
+++ b/src/RTEX/Abstracts/RegexPatterns.php
@@ -0,0 +1,14 @@
+<?php
+
+    namespace RTEX\Abstracts;
+
+    abstract class RegexPatterns
+    {
+        /**
+         * Matches an array query value
+         *
+         * Matches: foo.bar, foo.0.bar, foo.bar.bazz.bar.0, 0.bar.bazz
+         * Does not match: foo..bar, foo.bar., foo..bar.bazz, foo-bar
+         */
+        const ArrayQuery = '/^\d*(\.\w+)*$/';
+    }
\ No newline at end of file