"; print "Comparison Operators: == (equals) != (not equals) > (greater than) < (less than) >= (greater than or equal to) <= (less than or equal to)
"; $x=5; $word="hello"; echo "This is a sentence
"; print "The value is $x
"; echo "Conditional statements:
"; if($x > 5) { print "$x is greater than 5
"; } if($word == "hello") { print "The word is hello
"; } else { print "The word is not hello
"; } echo "For loops:
"; for($i=0; $i<=5; $i++) { echo "i is currently $i
"; } for($i=1; $i<20; $i=$i+5) { echo "i is currently $i
"; } function subtract($x,$y) { $value = $x-$y; return $value; } function print_hello() { echo "Hello World
"; } $result=subtract(10,5); echo "$result
"; print_hello(); ?>