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itoa.C

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00001 /*---------------------------------------------------------------------------*\
00002   =========                 |
00003   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
00004    \\    /   O peration     |
00005     \\  /    A nd           | Copyright (C) 1991-2010 OpenCFD Ltd.
00006      \\/     M anipulation  |
00007 -------------------------------------------------------------------------------
00008 License
00009     This file is part of OpenFOAM.
00010 
00011     OpenFOAM is free software: you can redistribute it and/or modify it
00012     under the terms of the GNU General Public License as published by
00013     the Free Software Foundation, either version 3 of the License, or
00014     (at your option) any later version.
00015 
00016     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
00017     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00018     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
00019     for more details.
00020 
00021     You should have received a copy of the GNU General Public License
00022     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
00023 
00024 \*---------------------------------------------------------------------------*/
00025 
00026 #include "itoa.H"
00027 
00028 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00029 
00030 namespace Foam
00031 {
00032 
00033 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00034 
00035 word itoa(const label n)
00036 {
00037     const label offset = '0';
00038     const label length = 3;
00039 
00040     char val[length + 1];
00041 
00042     label leftOfN = n;
00043 
00044     for (label i=0; i<length; i++)
00045     {
00046         label j = label(leftOfN/pow(10, length - i - 1));
00047         leftOfN -= j*pow(10, length - i - 1);
00048         val[i] = offset + j;
00049     }
00050 
00051     val[length] = 0;
00052 
00053     return val;
00054 }
00055 
00056 
00057 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00058 
00059 } // End namespace Foam
00060 
00061 // ************************ vim: set sw=4 sts=4 et: ************************ //
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