kotlin-stdlib / kotlin.collections / HashMap / containsValue containsValue Common 1.0 fun containsValue ( value : @UnsafeVariance V ) : Boolean (source) JS 1.1 open fun containsValue ( value : V ) : Boolean (source) Native 1.3 fun containsValue ( value : V ) : Boolean (source) Returns true if the map maps one or more keys to the specified value .