Interface IAlphabet

Common interface for an alphabet associated with a finite state automaton.

Namespace: Automata.Core
Assembly: Automata.Core.dll
Syntax
public interface IAlphabet

Properties

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Count

Number of symbols in the alphabet.

Declaration
int Count { get; }
Property Value
Type Description
int
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this[int]

Symbol at the specified index.

Declaration
string this[int index] { get; }
Parameters
Type Name Description
int index

Index of the symbol.
Property Value
Type Description
string

Symbol at the specified index.
Exceptions
Type Condition
ArgumentOutOfRangeException

Thrown when the index is out of range.
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this[string]

Index of the specified symbol.

Declaration
int this[string symbol] { get; }
Parameters
Type Name Description
string symbol

Symbol to get the index of.
Property Value
Type Description
int

Index of the specified symbol, or InvalidSymbolIndex if the symbol does not exist.
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Symbols

Read-only collection of symbols in the alphabet.

Declaration
IReadOnlyCollection<string> Symbols { get; }
Property Value
Type Description
IReadOnlyCollection<string>

Methods

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Contains(string)

Indicates whether the alphabet contains the specified symbol.

Declaration
bool Contains(string symbol)
Parameters
Type Name Description
string symbol

Symbol to check.
Returns
Type Description
bool

true iff the alphabet contains the symbol.
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ToString()

String representation of the current alphabet.

Declaration
string ToString()
Returns
Type Description
string

A string representation of the current alphabet.
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ToStringExpanded()

String with each symbol and its index, separated by a newline.

Declaration
string ToStringExpanded()
Returns
Type Description
string

A string with each symbol and its index, separated by a newline.