Added getProtocol

snippets/getProtocol.md

@@ -0,0 +1,16 @@
+---
+title: getProtocol
+tags: browser,beginner
+---
+
+Returns the protocol being used on the current page.
+
+- Can be either `http:` or `https:`
+
+```js
+const getProtocol = () => window.location.protocol;
+```
+
+```js
+getProtocol(); // 'https:'
+```