Overview > klyn.collections > HashMapSync > operator in
Version 0.1.2 Overview Index Tree Deprecated
klyn.collections.HashMapSync.operator in
method
public native override operator in(key as K) as Boolean
Description

Returns true if the key exists.

Parameters
  • key The key to search for. ```klyn import klyn.collections values = HashMapSync<String, Int>() values["answer"] = 42 assert "answer" in values ```