method Kv.scan

use std.kv { Kv }
use std.core { Utf8 }

fn main() io, db {
  let kv = Kv.open("example-scan")!
  kv.put("a/1", Utf8.encode("x"))!
  kv.put("a/2", Utf8.encode("y"))!
  kv.put("b/1", Utf8.encode("z"))!
  print("{kv.scan("a/", 0)!.len()}")
  kv.close()
}

2