| Alphabet Class |
A data type for alphabets, for use with string-processing code that must
convert between an alphabet of size R and the integers 0 through R-1.
Inheritance HierarchyNamespace: Algs4Net
Assembly: Algs4Net (in Algs4Net.dll) Version: 1.0.0.0 (1.0.0.0)
SyntaxC#
public class Alphabet
The Alphabet type exposes the following members.
Constructors| Name | Description | |
|---|---|---|
 | Alphabet |
Initializes a new alphabet using characters 0 through 255. |
| Alphabet(String) |
Initializes a new alphabet from the given set of characters. |
Properties| Name | Description | |
|---|---|---|
 | LgR |
Returns the binary logarithm of the number of characters in this alphabet. |
| Radix |
Returns the number of characters in this alphabet (the radix). |
Methods| Name | Description | |
|---|---|---|
| Contains |
Returns true if the argument is a character in this alphabet. |
 | MainTest |
Demo test the Alphabet data type. |
| ToChar |
Returns the character corresponding to the argument index. |
| ToChars |
Returns the characters corresponding to the argument indices. |
| ToIndex |
Returns the index corresponding to the argument character. |
| ToIndices |
Returns the indices corresponding to the argument characters. |
Fields| Name | Description | |
|---|---|---|
 | Ascii |
The ASCII alphabet (0-127). |
| Base64 |
The base-64 alphabet (64 characters). |
| Binary |
The binary alphabet { 0, 1 }. |
| Decimal |
The decimal alphabet { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }. |
| Dna |
The DNA alphabet { A, C, T, G }. |
| ExtendedAscii |
The extended ASCII alphabet (0-255). |
| Hexadecimal |
The hexadecimal alphabet { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F }. |
| LowerCase |
The lowercase alphabet { a, b, c, ..., z }. |
| Octal |
The octal alphabet { 0, 1, 2, 3, 4, 5, 6, 7 }. |
| Protein |
The protein alphabet { A, C, D, E, F, G, H, I, K, L, M, N, P, Q, R, S, T, V, W, Y }. |
| Unicode16 |
The Unicode 16 alphabet (0-65,535). |
| UpperCase |
The uppercase alphabet { A, B, C, ..., Z }. |
RemarksThe members of Alphabet follows the .NET convention to use lower case to name constants.
This class is a C# port from the original Java class Alphabet implementation by the respective authors.
See Also