Pet Inforamtion: '.$name2 .' is '. $age2 . ' years old. '. ' Its owner is '.$owner2 . ', its favorite toy is '. $fav_toy2 .' and it is ' . $NeuOrSprayed2; //declaring variable x and y to hold values 5 and 6 //Declaring a variable in php $x = 5; $y = 6; $Sum = $x+ $y; echo '

The sum is '.$Sum; $Difference = $y - $x; echo '

The difference is '.$Difference; $Product = $x * $y; echo '

The product is '.$Product; $Modulus = $y / $x; echo '

The modulus is '.$Modulus; //incrementing a $a = 0; $a = ++$x; echo '

The increment is '.$a; //decrementing b $b = 0; $b = --$y; echo '

The decrement is '.$b; //when the code echo($num++) is executed, the number will stay at 4 because it's a post-increment meaning the program will return $num THEN increment $num by one //when the code echo(++$num) is executed, the number will increment by 1 because it's a pre-increment meaning the program will automatically add one to 4, the program will return a value of 5. //Activity 2 /* using if-statements, test and display if the pet from activity 1 is: *7 yrs old *older than 7 and has an owner named ada *named terror or has slipper as favourite toy */ if($age1 == 7){ echo '

'."Age is 7"; } else { echo '

'."No, Age is not 7"; } if($age1 >= 7 && $owner1=="Ada"){ echo '

'."Age is older than 7 whose owner is Ada"; } else { echo '

'."No, Age is not older than 7 and its owner is not Ada"; } if($name1 == "Terror" || $fav_toy1=="Slipper"){ echo '

'."Name is terror or favourite toy is slipper"; } else { echo '

'."Name is not terror nor favourite toy is slipper"; } //using the if-else decision structure to display the day of the week based on the current character stored in day $day = 'U' ;//. 'M' . 'T' . 'W' . 'R' . 'F' . 'S'; if($day == 'U') { echo '

'."Sunday"; //I helped! ty! } if($day == 'M') { echo '

'. "Monday"; } if($day == 'T') { echo '

'."Tuesday"; } if($day == 'W') { echo '

'."Wednesday"; } if($day == 'R') { echo '

'."Thursday"; } if($day == 'F') { echo '

'."Friday"; } if($day == 'S') { echo '

'."Saturday"; } //using the ternary operator to assess if x is less than y. if($x < $y) { echo '

'."X is smaller than y"; } else { echo '

'."X is not smaller than y"; } if($x >= $y) { echo '

'."X is greater than or equals to y"; } else { echo '

'."X is less than y"; } //Activity 3 //displaying odd numbers between 0 and 20 in descending order echo '

' . "Odd numbers between 0 and 20: "; for($i=20-1; $i>=0; $i=$i-2) { echo '

' . ($i . "
"); } //displaying the 7-times table $count=0; $num=7; while ($count!=13){ $multiple= $num * $count; echo '

' . $num. 'x'. $count.'='.($multiple . "
"); $count = $count + 1; } //creating the associative array $course_ranking['Internet Tech'] = 7.5; $course_ranking['Info Proj. Management'] = 4; $course_ranking['Comp. Network, Arc & Protocol'] = 5; $course_ranking['Fundamentals of Research'] = 6; //displaying the array contents echo '

' . "Course Ranking for Internet Technology is " . $course_ranking['Internet Tech']; echo '

' . "Course Ranking for Information Project Management is " . $course_ranking['Info Proj. Management']; echo '

' . "Course Ranking for Computer Network Architecture & Protocol is " . $course_ranking['Comp. Network, Arc & Protocol']; echo '

' . "Course Ranking for Fundamentals of Research is " . $course_ranking['Fundamentals of Research'] . '
'; //sorting the array $course_ranking = array('Internet Tech'=>7.5, 'Info Proj. Management'=>4, 'Comp. Network, Arc & Protocol'=>5, 'Fundamentals of Research'=>6); asort($course_ranking); foreach($course_ranking as $w => $w_value) { echo '

' . "Course=" . $w . ", Ranking=" . $w_value; echo "
"; } ?>