vertx / io.vertx.lang.groovy / ScriptVerticle / start

# start

`open fun start(startFuture: Future<Void>): Unit`

Start the verticle instance.

Vert.x calls this method when deploying the instance. You do not call it yourself.

A future is passed into the method, and when deployment is complete the verticle should either call `io.vertx.core.Future#complete` or `io.vertx.core.Future#fail` the future.

### Parameters

`startFuture` - the future