C02/py65/loops.c02

/************************************
 * LOOPS - Test C02 Loop Structures *
 ************************************/
 
#include <py65.h02>
#include <stdio.h02>

char i, b;
char failed = " Test Failed!";

main:

/* Test If/Goto Loop */  
puts("IF    ");
i = 0;
ifloop:
  prbyte(i);
  putc(' ');
  i++;
  if (i < 10) goto ifloop; 
newlin();
  
/* Test While Loop */
puts("WHILE ");
i = 0;
while (i < 10) {
  prbyte(i);
  putc(' ');
  i++;
}
newlin();

/* Test Do Loop */
puts("DO    ");
i = 0;
do {
  prbyte(i);
  putc(' ');
  i++;
} while (i<10);
newlin();

/* Test For Loop */
puts("FOR   ");
i = 0;
for (i=0;i<10;i++) {
  prbyte(i); 
  putc(' ');
}
newlin();

/* While with Break */
puts("BREAK ");
i = 0;
while ($FF) {
  if (i = 10) break;
  prbyte(i);
  putc(' ');
  i++;
}
newlin();

/* For with Continue */
puts("CONT  ");
for (i=0;i<10;i++) {
  if (i & 1) continue;
  prbyte(i);
  putc(' ');
}
newlin();

/* Test Do with Break and Continue*/
i = 0;
puts("DO BC ");
do {
  i++;
  if (!i&1) continue;
  if (i>15) break;
  prbyte(i);
  putc(' ');
} while ($FF);
newlin();


newlin();

/* Test Block If */
putln("BLOCK IF");
b = 1;
if (b>0) {
  prbyte(b);
  puts(" is greater than ");
  prbyte(0);
  newlin();
}
else 
  putln(&failed);
b = 0;
if (b>0) {
  putln(&failed); 
}
else {
  prbyte(b);
  puts(" is equal to ");
  prbyte(0);
  newlin();
}
newlin();

/* Test If/Else in For Loop */ 
putln("FOR/IF/ELSE");
for(i = 0;i<4;i++) {
  prbyte(i);
  if (i & 1)
    putln(" is odd");
  else
    putln(" is even");
}
newlin();


goto exit;