Provided by: libfontconfig-doc_2.15.0-1.1ubuntu2_all 

NAME
FcCharSetIsSubset - Test for charset inclusion
SYNOPSIS
#include <fontconfig/fontconfig.h> FcBool FcCharSetIsSubset (const FcCharSet *a, const FcCharSet *b);
DESCRIPTION
Returns whether a is a subset of b. Fontconfig 2.15.0 31 March 2024 FcCharSetIsSubset(3)