Demonstrate the basic null-terminated string functions. : char array string « String « C++






  1. C++
  2. String
  3. char array string

Demonstrate the basic null-terminated string functions.

   
#include <iostream>
#include <cstring>

using namespace std;

int main() {
  char strA[7] = "U";
  char strB[5] = "D";
  char strC[5] = "L";
  char strD[6] = "R";

  cout << "Here are the strings: " << endl;
  cout << "strA: " << strA << endl;
  cout << "strB: " << strB << endl;
  cout << "strC: " << strC << endl;
  cout << "strD: " << strD << "\n\n";

  cout << "Length of strA is " << strlen(strA) << endl;

  strcat(strA, strB);
  cout << "strA after concatenation: " << strA << endl;
  cout << "Length of strA is now " << strlen(strA) << endl;

  strcpy(strB, strC);
  cout << "strB now holds: " << strB << endl;

  if(!strcmp(strB, strC))
    cout << "strB is equal to strC\n";

  int result = strcmp(strC, strD);

  if(!result)
    cout << "strC is equal to strD\n";
  else if(result < 0)
    cout << "strC is less than strD\n";
  else if(result > 0)
    cout << "strC is greater than strD\n";

  return 0;
}








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