Namespace Core
Class CHashTable

class CHashTable {
public:
    CHashTable();
    ~CHashTable();
public:
    void Create(int nSize);
    void Set(const CString &strKey, int nValue);
    bool Find(const CString &strKey, int &nValue);
    void Remove(const CString &strKey);
    int GetCount();
    };

The hash table which accepts strings as keys and integers as values.

Since:

1.00.00

Version:

1.00.00

Author:

Alexey Gokhberg

CHashTable

CHashTable();

Constructs the hash table.

~CHashTable

~CHashTable();

Destroys the hash table.

Create

void Create(int nSize);

Creates the hash table with the specified size.

Parameters:

nSize - the size of the hash table

Set

void Set(const CString &strKey, int nValue);

Sets the new key/value association.

If the specified key is already present in this hash table, its value is replaced by the specified value; otherwise the specified key/value pair is added to the hash table.

Parameters:

strKey - the key

nValue - the value

Find

bool Find(const CString &strKey, int &nValue);

Looks up the specified key in this hash table.

Parameters:

strKey - the key to look up

nValue - on return, the value corresponding to the specified key; undefined if the key is not found

Returns:

true if the specified key is found in this hash table; false otherwise

Remove

void Remove(const CString &strKey);

Removes the specified key from this hash table.

The function has no effect is the specified key is not found in this hash table.

Parameters:

strKey - the key to remove

GetCount

int GetCount();

Returns a number of keys in this hash table.

Returns:

the number of keys in this hash table