1 files changed, 14 insertions, 0 deletions
diff --git a/alpinejs/packages/alpinejs/src/utils/once.js b/alpinejs/packages/alpinejs/src/utils/once.js
new file mode 100644
index 0000000..643ee6f
--- /dev/null
+++ b/alpinejs/packages/alpinejs/src/utils/once.js
@@ -0,0 +1,14 @@
+
+export function once(callback, fallback = () => {}) {
+    let called = false
+
+    return function () {
+        if (! called) {
+            called = true
+
+            callback.apply(this, arguments)
+        } else {
+            fallback.apply(this, arguments)
+        }
+    }
+}