public int RemoveAllValues(string key)
{
var count = data[key].Count();
if (count > 0)
{
data.Remove(key);
}
return(count);
}
public void EditableLookupRemove()
{
var lookup = new EditableLookup <string, int>();
lookup.Add("a", 1);
lookup.Add("a", 2);
lookup.Add("b", 3);
lookup.Add("a", 4);
Assert.IsTrue(lookup.Contains("a"));
Assert.IsTrue(lookup.Contains("b"));
Assert.IsTrue(lookup.Contains("b", 3));
Assert.IsFalse(lookup.Contains("b", 17));
Assert.IsTrue(lookup.Remove("b"));
Assert.IsFalse(lookup.Remove("b")); // no longer there
Assert.AreEqual(1, lookup.Count);
Assert.AreEqual(3, lookup["a"].Count());
Assert.IsTrue(lookup.Remove("a", 1));
Assert.IsFalse(lookup.Remove("a", 1)); // no longer there
Assert.IsFalse(lookup.Remove("foo", 99)); // never existed
Assert.AreEqual(6, lookup["a"].Sum()); // 2 + 4
lookup.Remove("a", 2);
lookup.Remove("a", 4);
Assert.IsFalse(lookup.Contains("a"));
Assert.AreEqual(0, lookup.Count);
}
public Task <bool> Remove(string key, string value)
{
return(Task.FromResult(_data.Remove(key, value)));
}
public void EditableLookupRemove()
{
var lookup = new EditableLookup<string, int>();
lookup.Add("a", 1);
lookup.Add("a", 2);
lookup.Add("b", 3);
lookup.Add("a", 4);
Assert.IsTrue(lookup.Contains("a"));
Assert.IsTrue(lookup.Contains("b"));
Assert.IsTrue(lookup.Contains("b", 3));
Assert.IsFalse(lookup.Contains("b", 17));
Assert.IsTrue(lookup.Remove("b"));
Assert.IsFalse(lookup.Remove("b")); // no longer there
Assert.AreEqual(1, lookup.Count);
Assert.AreEqual(3, lookup["a"].Count());
Assert.IsTrue(lookup.Remove("a", 1));
Assert.IsFalse(lookup.Remove("a", 1)); // no longer there
Assert.IsFalse(lookup.Remove("foo", 99)); // never existed
Assert.AreEqual(6, lookup["a"].Sum()); // 2 + 4
lookup.Remove("a", 2);
lookup.Remove("a", 4);
Assert.IsFalse(lookup.Contains("a"));
Assert.AreEqual(0, lookup.Count);
}