C / C++ Code Portfolio

return 0;
}
// This function returns a substring from a given string

char *GetSubstring(const char source[], int start, int count, char result[])
{
char *resultAddress = result;

do
{
if ((*source == '\0') || start == 0) // if string has ended or substring has started
break;
} while (*source++ && start--); // otherwise advance one char in string, decrement start

while ((*source != '\0') && count > 0) // while string hasnt ended nor substring ended
{
*result++ = *source++; // store character of string into substring
count--; // advance substring counter
}

*result = '\0'; // store null character as final character in substring

return resultAddress; // this return statement should never be executed
}
// This program converts a string to all upper case

#include

#include

size_t StrToUpper(char *newString, const char *origString)

{
const char *newStringStart = newString;
while (*newString++ = toupper(*origString++));
return((newString - newStringStart) -1);
}
// This function uses strtok() to delimit strings from a file and display each delimited piece on a new line

#include

#include
#include
#include

// No line in the file will ever exceed this size

#define MAX_LINE_SIZE 255
// These are the delimiters used to parse the string
#define DELIMITERS "AEIOUaeiou\t\n"

void ParseStringFields(FILE *fp)
{
char line[MAX_LINE_SIZE];
// while fgets doesn't return a NULL, get the next line from the file
while (fgets(line, MAX_LINE_SIZE, fp))
{
// for each delimited piece of the line, print the piece of the line to the console
// start on the first non-whitespace character in the string