ptrdiff_t(3type) ptrdiff_t(3type) NAME ptrdiff_t - count of elements or array index LIBRARY Standard C library (libc) SYNOPSIS #include <stddef.h> typedef /* ... */ ptrdiff_t; DESCRIPTION Used for a count of elements, or an array index. It is the result of subtracting two pointers. It is a signed integer type capable of stor- ing values in the range [PTRDIFF_MAX, PTRDIFF_MAX]. The length modifier for ptrdiff_t for the printf(3) and the scanf(3) families of functions is t, resulting commonly in %td or %ti for print- ing ptrdiff_t values. STANDARDS C99 and later; POSIX.1-2001 and later. SEE ALSO size_t(3type) Linux man-pages 6.03 2022-10-30 ptrdiff_t(3type)
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