Exercise:

Print "1" if a is equal to b, print "2" if a is greater than b, otherwise print "3".

Output "1" if $a is equal to $b, print "2" if $a is greater than $b, otherwise output "No".

$a = 50;
$b = 10;
w3exercise_input_no_0
 ($a == $b) {
  echo "1";
} 
w3exercise_input_no_1
 ($a > $b) {
  echo "2";
} 
w3exercise_input_no_2
 {
  echo "3";
}