1.\" Copyright (c) 2002, 2003 Tim J. Robbins 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" 25.\" $FreeBSD$ 26.\" 27.Dd February 22, 2003 28.Dt WCSTOD 3 29.Os 30.Sh NAME 31.Nm wcstof , 32.Nm wcstod , 33.Nm wcstold 34.Nd convert string to 35.Vt float , double 36or 37.Vt "long double" 38.Sh LIBRARY 39.Lb libc 40.Sh SYNOPSIS 41.In wchar.h 42.Ft float 43.Fn wcstof "const wchar_t * restrict nptr" "wchar_t ** restrict endptr" 44.Ft "long double" 45.Fn wcstold "const wchar_t * restrict nptr" "wchar_t ** restrict endptr" 46.Ft double 47.Fn wcstod "const wchar_t * restrict nptr" "wchar_t ** restrict endptr" 48.Sh DESCRIPTION 49The 50.Fn wcstof , 51.Fn wcstod 52and 53.Fn wcstold 54functions are the wide-character versions of the 55.Fn strtof , 56.Fn strtod 57and 58.Fn strtold 59functions. 60Refer to 61.Xr strtod 3 62for details. 63.Sh SEE ALSO 64.Xr strtod 3 , 65.Xr wcstol 3 66.Sh STANDARDS 67The 68.Fn wcstof , 69.Fn wcstod 70and 71.Fn wcstold 72functions conform to 73.St -isoC-99 . 74