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/* Copyright (C) 2000 Damir Zucic */
/*=============================================================================
copy_doubles.c
Purpose:
Copy digits, signs and decimal points. Replace anything else with
space.
Input:
(1) Output string pointer.
(2) Input string pointer.
(3) The number of characters to be copied.
Output:
(1) Output string.
Return value:
No return value.
========includes:============================================================*/
#include <stdio.h>
#include <ctype.h>
/*======copy digits, signs and decimal points:===============================*/
void CopyDoubles_ (char *output_stringP, char *input_stringP, int charsN)
{
int i, n;
/* Fill the output string with zeros (the number of zeros is charsN): */
for (i = 0; i < charsN; i++) *(output_stringP + i) = '\0';
/* Copy digits, signs and decimal points: */
for (i = 0; i < charsN; i++)
{
n = *(input_stringP + i);
if (n == '\0')
{
*(output_stringP + i) = '\0';
break;
}
if (isdigit (n) || (n == '-') || (n == '+') || (n == '.'))
{
*(output_stringP + i) = n;
}
else
{
*(output_stringP + i) = ' ';
}
}
}
/*===========================================================================*/
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