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You are here: manpages





QECVT

Section: Linux Programmer's Manual (3)
Updated: 2016-03-15
Index Return to Main Contents
 

NAME

qecvt, qfcvt, qgcvt - convert a floating-point number to a string  

SYNOPSIS

#include <stdlib.h>

char *qecvt(long double number, int ndigits, int *decpt, int *sign);

char *qfcvt(long double number, int ndigits, int *decpt, int *sign);

char *qgcvt(long double number, int ndigit, char *buf);

Feature Test Macro Requirements for glibc (see feature_test_macros(7)):

qecvt(), qfcvt(), qgcvt(): _SVID_SOURCE  

DESCRIPTION

The functions qecvt(), qfcvt(), and qgcvt() are identical to ecvt(3), fcvt(3), and gcvt(3) respectively, except that they use a long double argument number. See ecvt(3) and gcvt(3).  

ATTRIBUTES

For an explanation of the terms used in this section, see attributes(7).
InterfaceAttributeValue
qecvt() Thread safetyMT-Unsafe race:qecvt
qfcvt() Thread safetyMT-Unsafe race:qfcvt
qgcvt() Thread safetyMT-Safe
 

CONFORMING TO

SVr4. Not seen in most common UNIX implementations, but occurs in SunOS. Supported by glibc.  

NOTES

These functions are obsolete. Instead, snprintf(3) is recommended.  

SEE ALSO

ecvt(3), ecvt_r(3), gcvt(3), sprintf(3)  

COLOPHON

This page is part of release 4.13 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man-pages/.


 

Index

NAME
SYNOPSIS
DESCRIPTION
ATTRIBUTES
CONFORMING TO
NOTES
SEE ALSO
COLOPHON


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