/// <summary>
/// Gets and sets the value with the specified key.
/// ArgumentException is thrown if the key does not already exist in the hash table
/// </summary>
/// <param name="key">The key of the value to retrieve</param>
/// <value>The value associated with the specified key</value>
public TValue this[TKey key] {
get {
TValue value;
if (_array.TryGetValue(key, out value))
{
throw new ArgumentException("key");
}
return(value);
} set{
_array.Update(key, value);
}
}
//for HashTable[Key]
//and HashTable[Key] = Value
public TValue this[TKey key] {
get {
//trygetvalue needs a out value because it returns a bool
TValue value;
//if it finds and returns true, return the value, if not, throw exception
// hmmmmmmmmm on the exception thrown. safety?
if (!_arrayClass.TryGetValue(key, out value))
{
throw new ArgumentException("key");
}
return(value);
}
set {
//call update with key (input)
//because it is set, it automatically grabs whatever is on right side of equals (=) and using that as value
_arrayClass.Update(key, value);
}
}