chore: update demo

iamkun · iamkun · commit 2c0d3a901823 · 2025-02-21T12:37:34.000+08:00
diff --git a/docs/demo/index.js b/docs/demo/index.js
@@ -28,3 +28,6 @@ dayjs().isAfter(dayjs().subtract(1, 'year'))
 
 // isSame
 dayjs().isSame(dayjs())
+
+// isLeapYear
+dayjs().isLeapYear()
