Decodes a single code point from the end of a string.
This function removes one or more code units from the end of a string, and returns the decoded code point which those code units represent.
The input to this function MUST be validly encoded. This is enforced by the function's in-contract.
the string whose first code point is to be decoded
See Implementation
Unicode 5.0, ASCII, ISO-8859-1, ISO-8859-2, WINDOWS-1250, WINDOWS-1251, WINDOWS-1252
Decodes a single code point from the end of a string.
This function removes one or more code units from the end of a string, and returns the decoded code point which those code units represent.
The input to this function MUST be validly encoded. This is enforced by the function's in-contract.