Convert string to long : atol : String Convert « String « C / ANSI-C






  1. C / ANSI-C
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Convert string to long : atol



#include <stdio.h>
#include <stdlib.h>

int main ()
{
  int i;
  char str[256];

  printf ("Enter a long number: ");
  gets ( str );
  i = atol ( str );
  printf ("i = %d, its double = %d", i, i * 2 );
 
  return 0;
}








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