UTF8CodepointStrictSize function

In unit LazUTF8

Gets the number of bytes needed for the UTF-8 codepoint.

Declaration

pascal

function UTF8CodepointStrictSize(P: PChar): Integer

Arguments

`P`	UTF-8-encoded values to examine.

Function result

Number of bytes needed for the codepoint.

Description

Gets the number of bytes needed for the UTF-8 codepoint in P. The return value contains the number of bytes need for the codepoint (in the range 1..4), or 0 (zero) when P is not assigned or the codepoint is invalid.

UTF8CodepointStrictSize stops examining the byte values in P when #0 (Decimal 0) is encountered.

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.