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DIGITTOINT (3) | C library functions | Unix Manual Pages | :man▋
NAME
digittoint - convert a numeric character to its integer value
CONTENTS
Library
Synopsis
Description
Return Values
See Also
LIBRARY
.Lb libc
SYNOPSIS
.In ctype.h int digittoint "int c"
DESCRIPTION
The digittoint function converts a numeric character to its corresponding integer value. The character can be any decimal digit or hexadecimal digit. With hexadecimal characters, the case of the values does not matter.
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)
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