Add getCountryFlagEmoji snippet

src/content/snippets/debounce.md

@@ -1,5 +1,5 @@
 ---
-title: Debounce
+title: debounce
 categories:
 - JavaScript
 - Performance

src/content/snippets/emitEvent.md

@@ -1,5 +1,5 @@
 ---
-title: Emit Event
+title: emitEvent
 categories:
 - JavaScript
 last_updated: '2022-11-13'

src/content/snippets/getCountryFlagEmoji.md

@@ -0,0 +1,21 @@
+---
+title: getCountryFlagEmoji
+categories:
+- JavaScript
+last_updated: '2023-11-4'
+description: Automatically get the country flag emoji from the country code.
+---
+```js
+/**
+ * Get the emoji flag for a country code.
+ * @link https://dev.to/jorik/country-code-to-flag-emoji-a21
+ * @link https://gomakethings.com/getting-emoji-from-country-codes-with-vanilla-javascript/
+ * @param {string} countryCode The two letter country code.
+ * @returns {string} The country emoji flag.
+ */
+function getCountryFlagEmoji (countryCode) {
+  return [...countryCode.toUpperCase()].map(char =>
+    String.fromCodePoint(127397 + char.charCodeAt())
+  ).reduce((a, b) => a + b)
+};
+```