FcCharSetSubtractCount(3) FcCharSetSubtractCount(3)

FcCharSetSubtractCount - Subtract and count charsets

#include <fontconfig/fontconfig.h>

FcChar32 FcCharSetSubtractCount (const FcCharSet *a, const FcCharSet *b);

Returns the number of chars that are in a but not in b.

Fontconfig 2.17.1 02 November 2025 FcCharSetSubtractCount(3)