Update getBaseURL.md

snippets/getBaseURL.md

@@ -1,15 +1,14 @@
 ---
 title: getBaseURL
-tags: string,browser,beginner
+tags: string,browser,regexp,beginner
 ---
 
-Gets the current URL without any parameters.
+Gets the current URL without any parameters or fragment identifiers.
 
-- Use `String.prototype.indexOf()` to check if the given `url` has parameters, `String.prototype.slice()` to remove them if necessary.
+- Use `String.prototype.replace()` with an appropriate regular expression to remove everything after either `'?'` or `'#'`, if found.
 
 ```js
-const getBaseURL = url =>
-  url.indexOf('?') > 0 ? url.slice(0, url.indexOf('?')) : url;
+const getBaseURL = url => url.replace(/[?#].*$/, '');
 ```
 
 ```js