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OS/2 Shareware BBS: 10 Tools
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yacl-012.zip
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base
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strsplit.cxx
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C/C++ Source or Header
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1995-04-04
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2KB
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94 lines
/*
*
* Copyright (C) 1994, M. A. Sridhar
*
*
* This software is Copyright M. A. Sridhar, 1994. You are free
* to copy, modify or distribute this software as you see fit,
* and to use it for any purpose, provided this copyright
* notice and the following disclaimer are included with all
* copies.
*
* DISCLAIMER
*
* The author makes no warranties, either expressed or implied,
* with respect to this software, its quality, performance,
* merchantability, or fitness for any particular purpose. This
* software is distributed AS IS. The user of this software
* assumes all risks as to its quality and performance. In no
* event shall the author be liable for any direct, indirect or
* consequential damages, even if the author has been advised
* as to the possibility of such damages.
*
*/
#ifdef __GNUC__
#pragma implementation
#endif
#include "base/strsplit.h"
CL_StringSplitter::CL_StringSplitter (const CL_String& s, const char* fld)
: _string (s), _index (-1), _fieldSeps (fld)
{
}
void CL_StringSplitter::Reset ()
{
_index = -1;
}
CL_String CL_StringSplitter::Next (const char* fld)
{
if (_index >= _string.Length())
return "";
if (fld)
_fieldSeps = fld;
long spos = _string.NCharIndex (_fieldSeps.AsPtr(), _index+1);
if (spos < 0) {
_index = _string.Length();
return "";
}
long epos = _string.CharIndex (_fieldSeps.AsPtr(), spos);
if (epos < 0) {
_index = _string.Length()-1;
return CL_String (_string._string + spos);
}
_index = epos-1;
return CL_String (_string._string + spos, epos-spos);
}
CL_String CL_StringSplitter::Remaining ()
{
long l = _index+1;
_index = _string.Length()-1;
return CL_String (_string._string + l);
}
CL_String CL_StringSplitter::Scan (const char* char_set)
{
if (!char_set || _index >= _string.Length())
return "";
long l = _string.NCharIndex (char_set, _index+1);
if (l > _index) {
CL_String tmp = ((CL_String&)_string) (_index, l - _index);
_index = l-1;
return tmp;
}
return "";
}