PeterO.Text.ICharacterInput

PeterO.Text.ICharacterInput

public interface ICharacterInput

An interface for reading Unicode code points from a data source.

Member Summary

• Read(int[], int, int) - Reads a sequence of Unicode code points from a data source.
• ReadChar() - Reads a Unicode code point from a data source.

Read

int Read(
    int[] chars,
    int index,
    int length);

Reads a sequence of Unicode code points from a data source.

Parameters:

• chars: Output buffer.

• index: An index starting at 0 showing where the desired portion of chars begins.

• length: The number of elements in the desired portion of chars (but not more than chars 's length).

Return Value:

Either a Unicode code point (from 0-0xd7ff or from 0xe000 to 0x10ffff), or the value -1 indicating the end of the source.

Exceptions:

• System.ArgumentNullException: Should be thrown if chars is null.

• System.ArgumentException: Either "index" or "length" is less than 0 or greater than "chars"'s length, or "chars"'s length minus "index" is less than "length".

ReadChar

int ReadChar();

Reads a Unicode code point from a data source.

Return Value:

Either a Unicode code point (from 0-0xd7ff or from 0xe000 to 0x10ffff), or the value -1 indicating the end of the source.

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