本文整理汇总了C#中HashTable.TryGetValue方法的典型用法代码示例。如果您正苦于以下问题：C# HashTable.TryGetValue方法的具体用法？C# HashTable.TryGetValue怎么用？C# HashTable.TryGetValue使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类HashTable的用法示例。
在下文中一共展示了HashTable.TryGetValue方法的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: FindUserInfo
private static string FindUserInfo(string contactName, HashTable<string, string> contactInfo)
{
string phoneNumber;
if (!contactInfo.TryGetValue(contactName, out phoneNumber))
{
var message = string.Format("{0} is not in the dictionary!", contactName);
throw new ArgumentException(message);
}
return phoneNumber;
}示例2: TryGetValue_ExistingElement_ShouldReturnTheValue
public void TryGetValue_ExistingElement_ShouldReturnTheValue()
{
// Arrange
var hashTable = new HashTable<int, string>();
// Act
hashTable.Add(555, "Peter");
string value;
var result = hashTable.TryGetValue(555, out value);
// Assert
Assert.AreEqual("Peter", value);
Assert.IsTrue(result);
}示例3: TryGetValue_NonExistingElement_ShouldReturnFalse
public void TryGetValue_NonExistingElement_ShouldReturnFalse()
{
// Arrange
var hashTable = new HashTable<int, string>();
// Act
string value;
var result = hashTable.TryGetValue(555, out value);
// Assert
Assert.IsFalse(result);
}示例4: TestHashTableTryGetValue_ThrowsException
public void TestHashTableTryGetValue_ThrowsException()
{
HashTable<string, int> hashTable = new HashTable<string, int>(3, 0.9f);
hashTable.Add("m", 101);
hashTable.Add("b", 202);
hashTable.Add("t", 303);
string key = null;
int value = 0;
bool success = hashTable.TryGetValue(key, out value);
}示例5: TestHashTableRemove
public void TestHashTableRemove()
{
HashTable<string, int> hashTable = new HashTable<string, int>(3, 0.9f);
hashTable.Add("m", 10);
hashTable.Add("b", 2000);
hashTable.Add("t", 0);
hashTable.Add("o", 33);
hashTable.Add("z", 0);
hashTable.Add("k", -812);
hashTable.Add("g", 0);
hashTable.Add("a5", 91);
hashTable.Add("c", 0);
hashTable.Add("a2", 22);
hashTable.Add("a7", 66);
hashTable.Add("i", 707);
hashTable.Add("h", -15);
int value = 0;
bool success = hashTable.Remove(new KeyValuePair<string, int>("a5", 91));
Assert.IsTrue(success);
Assert.AreEqual(12, hashTable.Count);
Assert.IsFalse(hashTable.ContainsKey("a5"));
Assert.IsFalse(hashTable.Contains(new KeyValuePair<string, int>("a5", 91)));
success = hashTable.TryGetValue("a5", out value);
Assert.IsFalse(success);
}示例6: TestHashTableTryGetValue_KeyNotFound
public void TestHashTableTryGetValue_KeyNotFound()
{
HashTable<string, int> hashTable = new HashTable<string, int>(3, 0.9f);
hashTable.Add("m", 101);
hashTable.Add("b", 202);
hashTable.Add("t", 303);
int value = 0;
bool success = hashTable.TryGetValue("tt", out value);
Assert.IsFalse(success);
Assert.AreEqual(0, value);
}示例7: TryGetValueShouldReturnTruePersistentlyWhenTheValueIsPresent
public void TryGetValueShouldReturnTruePersistentlyWhenTheValueIsPresent()
{
var hashtable = new HashTable<int, string>();
for (int i = 0; i < 1000; i += 2)
{
hashtable.Add(i, i.ToString());
}
string outVar;
for (int i = 0; i < 1000; i += 2)
{
Assert.IsTrue(hashtable.TryGetValue(i, out outVar));
Assert.AreEqual(i.ToString(), outVar);
}
}示例8: TryGetValueShouldReturnFalseWhenTheValueIsNotAdded
public void TryGetValueShouldReturnFalseWhenTheValueIsNotAdded()
{
var hashtable = new HashTable<int, string>();
string outVar;
Assert.IsFalse(hashtable.TryGetValue(69, out outVar));
}示例9: TryGetValueShouldReturnFalsePersistently
public void TryGetValueShouldReturnFalsePersistently()
{
var hashtable = new HashTable<int, string>();
for (int i = 0; i < 1000; i += 2)
{
hashtable.Add(i, "");
}
string outVar;
for (int i = 1; i < 1000; i += 2)
{
Assert.IsFalse(hashtable.TryGetValue(i, out outVar));
}
}示例10: RemoveShouldDeleteTheElementWithGivenKey
public void RemoveShouldDeleteTheElementWithGivenKey()
{
var hashtable = new HashTable<int, int>();
hashtable.Add(10, 15);
Assert.AreEqual(15, hashtable[10]);
hashtable.Remove(10);
int outVar;
Assert.IsFalse(hashtable.TryGetValue(10, out outVar));
}