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scan_plusminus(3) Library Functions Manual scan_plusminus(3)

NAME

scan_plusminus - parse '+' or '-'

SYNTAX

#include <scan.h>

size_t scan_plusminus(const char *src,int *dest);

DESCRIPTION

scan_plusminus parses an ASCII '+' or '-' sign from src, sets dest 1 or -1, respectively, and returns 1.

If neither is found, '+' is assumed and 0 is returned.