public static bool TryGetValue <TIndex, TValue>(IReadOnlyIndexable <TIndex, TValue> instance, TIndex index, out TValue value)
where TIndex : IIndex
{
Contracts.Requires.That(instance != null);
IReadOnlyIndexableContracts.TryGetValue(instance, index);
if (instance.IsIndexValid(index))
{
value = instance[index];
return(true);
}
else
{
value = default(TValue);
return(false);
}
}
/// <inheritdoc />
public virtual bool IsIndexValid(TIndex index)
{
IReadOnlyIndexableContracts.IsIndexValid(this, index);
return(this.IsIndexInBounds(index));
}
