[docs](../../index.md) / [net.thauvin.erik.bitly](../index.md) / [Utils](index.md) / [isValidUrl](./is-valid-url.md) # isValidUrl `fun `[`String`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`.isValidUrl(): `[`Boolean`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html) [(source)](https://github.com/ethauvin/bitly-shorten/tree/master/src/main/kotlin/net/thauvin/erik/bitly/Utils.kt#L148) Validates a URL.