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DIGITTOINT(3) BSD Library Functions Manual DIGITTOINT(3) NAME digittoint, digittoint_l -- convert a numeric character to its integer value LIBRARY Standard C Library (libc, -lc) SYNOPSIS #include <ctype.h> int digittoint(int c); #include <xlocale.h> #include <ctype.h> int digittoint_l(int c, locale_t loc); DESCRIPTION The digittoint() function converts a numeric character to its correspond-ing corresponding ing integer value. The character can be any decimal digit or hexadecimal digit. With hexadecimal characters, the case of the values does not mat-ter. matter. ter. While the digittoint() function uses the current locale, the digittoint_l() function may be passed a locale directly. See xlocale(3) for more information. RETURN VALUES The digittoint() function always returns an integer from the range of 0 to 15. If the given character was not a digit as defined by isxdigit(3), the function will return 0. SEE ALSO ctype(3), isdigit(3), isxdigit(3), xlocale(3) BSD April 6, 2001 BSD |