diff --git a/starter/lab3_task1.php b/starter/lab3_task1.php index f396a7e..1a64798 100644 --- a/starter/lab3_task1.php +++ b/starter/lab3_task1.php @@ -3,11 +3,11 @@ * ICS 2371 — Lab 3: Control Structures I * Task 1: Simple if and if-else — Warm-Up Exercises [5 marks] * - * @author [Your Full Name] - * @student [Your Reg Number, e.g. SCT212-XXXX/2024] + * @author BRANICE NAFULA + * @student ENE212-0088/2023 * @lab Lab 3 of 14 * @unit ICS 2371 - * @date [Date completed] + * @date 7TH APRIL 2026 */ // ══════════════════════════════════════════════════════════════ @@ -68,3 +68,75 @@ echo "Config: $result
"; // TODO: Add one more chained ?? example of your own and explain it in your report. +Exercise A - Temperature Alert system"; +$temperatures = [36.8, 39.2, 34.5]; +foreach ($temperatures as $temperature) { +echo "Temperature: $temperature C"; +if ($temperature >= 36.1 && $temperature <= 37.5) { + echo "normal\n"; +} +if ($temperature > 37.5) { + echo "fever\n"; +} +if ($temperature < 36.1) { + echo "hypothermia warning\n"; +} + echo "
"; +} +echo "

Exercise B

"; +// Even or Odd +$number = 47; +if ($number % 2 == 0) { + echo "$number is EVEN\n"; +} else { + echo "$number is ODD\n"; + echo "
"; +} +// Divisibility by 3 +if ($number % 3 == 0) { + echo "Divisible by 3\n"; +} else { + echo "Not Divisible by 3\n"; + echo "
"; +} +// Divisibity by 5 +if ($number % 5 == 0) { + echo "Divisible by 5\n"; +} else { + echo "Not Divisible by 5\n"; + echo "
"; +} +// Divisibility by 3 and 5 +if ($number % 3 == 0 && $number % 5 == 0) { + echo "Divisible by both 3 and 5\n"; +} else { + echo "Not divisible by both 3 and 5\n"; + echo "
"; +} +echo "

Exercise C - Comparison Chain

"; +$x = 10; +$y = "10"; +$z = 10.0; +var_dump($x == $y); +var_dump($x === $y); +var_dump($x == $z); +var_dump($x === $z); +var_dump($y === $z); +var_dump($x <=> $y ); +echo "
"; +echo "

Exercise D - Null and Default Values

"; +$username = null; +$display = $username ?? "Guest"; +echo "welcome, $display
"; +$config_val = null; +$env_val = null; +$default = "system_default"; +$result = $config_val ?? $env_val ?? $default; +echo "Config: $result
"; +$user_color_pref = null; +$theme_color = null; +$fallback_color = "black"; +$final_color = $user_color_pref ?? $theme_color ?? $fallback_color; +echo "Selected Color: $fallback_color"; +?> diff --git a/starter/lab3_task2.php b/starter/lab3_task2.php index b03e13c..fa867e6 100644 --- a/starter/lab3_task2.php +++ b/starter/lab3_task2.php @@ -7,15 +7,15 @@ * report BEFORE writing any code below. Marks are awarded for all * three components: pseudocode, flowchart, and working code. * - * @author [Your Full Name] - * @student [Your Reg Number, e.g. SCT212-XXXX/2024] + * @author BRANICE NAFULA + * @student ENE212-0088/2023 * @lab Lab 3 of 14 * @unit ICS 2371 - * @date [Date completed] + * @date 7TH APRIL 2026 */ // ── Test Data Set A (change values to run other test sets) ───────────────── -$name = "Your Name"; +$name = "BRANICE NAFULA"; $cat1 = 8; // out of 10 $cat2 = 7; // out of 10 $cat3 = 9; // out of 10 @@ -64,3 +64,63 @@ // Set C: cat1=0, cat2=0, cat3=7, cat4=0, exam=48 → expect DISQUALIFIED // Set D: cat1=5, cat2=4, cat3=6, cat4=3, exam=22 → expect grade D + supp eligible // Set E: cat1=0, cat2=0, cat3=0, cat4=0, exam=15 → expect DISQUALIFIED + 0) { + $attendance_count++; + } +} +if ($attendance_count >= 3) { + if ($exam >= 20) { + $status = "Qualified"; + } else { + $status = "Disqualified - Exam condition not met"; + } +} else { + $status = "Disqualified - Exam conditions not met"; +} +//Determining the grade +if ($total >= 70) { + $grade = "A"; + $description = "Distinction"; +} elseif ($total >= 65) { + $grade = "B+"; + $description = "Credit Upper"; +} elseif ($total >= 60) { + $grade = "B"; + $description = "Credit Lower"; +} elseif ($total >= 55) { + $grade = "C+"; + $description = "Pass Upper"; +} elseif ($total >= 50) { + $grade = "C"; + $description = "Pass Lower"; +} else if ($total >= 40) { + $grade = "D"; + $description = "Marginal Pass"; +} else { + $grade = "E"; + $description = "Fail"; +} +//Supplimentary Rule +$supp_status = ($grade === "D") +? "Eligible for supplimentary Exam" +: "Not eligible for supplimentary Exams"; +//Displaying Results +echo "

Students Results

"; +echo "Total Marks: $total / 100
"; +echo "Eligibility: $status
"; +echo "Grade: $grade ($description)
"; +echo "Supplimentary Status: $supp_status
"; +?> diff --git a/starter/lab3_task3.php b/starter/lab3_task3.php index d9e00c8..41a8212 100644 --- a/starter/lab3_task3.php +++ b/starter/lab3_task3.php @@ -3,11 +3,11 @@ * ICS 2371 — Lab 3: Control Structures I * Task 3: switch-case and match Expression [6 marks] * - * @author [Your Full Name] - * @student [Your Reg Number, e.g. SCT212-XXXX/2024] + * @author BRANICE NAFULA + * @student ENE212-0088/2023 * @lab Lab 3 of 14 * @unit ICS 2371 - * @date [Date completed] + * @date 7TH APRIL 2026 */ // ══════════════════════════════════════════════════════════════ @@ -59,3 +59,71 @@ // 1. What is the key difference between switch (==) and match (===)? // 2. Give one example where this difference changes the output. // 3. When would you prefer switch over match, and why? +Exercise A - Day of week classifier"; +$day = 1; +switch ($day) { + case 1: + echo "Monday - Lecture day"; + break; + case 2: + echo "Tuesday - Lecture day"; + break; + case 3: + echo "Wednesday - Lecture day"; + break; + case 4: + echo "Thursday - lecture day"; + break; + case 5: + echo "Friday - Lecture day"; + break; + case 6: + case 7: + echo "Weekend"; + break; + default: + echo "Invalid day number"; + break; +} +echo "

HTTP status code explainer

"; +$status_code = 404; +switch ($status_code){ + case 200: + echo "200: OK"; + break; + case 301: + echo "301: Moved permanently"; + break; + case 400: + echo "400: Bad request"; + break; + case 401: + echo "401: Unauthorised"; + break; + case 403: + echo "403: Forbidden"; + break; + case 404: + echo "404: Not found"; + break; + case 500: + echo "500: Internal server error"; + break; + default: + echo "Unknown status code"; + break; +} +echo "

Exercise C - PHP 8 match

"; +$status_code = 404; +$explanation = match ($status_code) { + 200 => "OK", + 301 => "Moved Permanently", + 400 => "Bad Request", + 403 => "Forbidden", + 404 => "Not Found", + 500 => "Internal Server Error", + default => "Unknown Status Code", +}; +echo "status $status_code: $explanation"; +?> \ No newline at end of file diff --git a/starter/lab3_task4.php b/starter/lab3_task4.php index 2a3d225..c687ff3 100644 --- a/starter/lab3_task4.php +++ b/starter/lab3_task4.php @@ -6,11 +6,11 @@ * IMPORTANT: You must complete pseudocode AND flowchart in your PDF * report BEFORE writing any code below. * - * @author [Your Full Name] - * @student [Your Reg Number, e.g. SCT212-XXXX/2024] + * @author BRANICE NAFULA + * @student ENE212-0088/2023 * @lab Lab 3 of 14 * @unit ICS 2371 - * @date [Date completed] + * @date 7TH APRIL 2026 */ // ── Problem: Student Loan Eligibility System ─────────────────────────────── @@ -57,3 +57,33 @@ // Set C: enrolled=false, gpa=3.5, income=60000, previous=true → Not enrolled // Set D: enrolled=true, gpa=2.5, income=600000, previous=true → Income fail // Set E: enrolled=true, gpa=2.0, income=50000, previous=true → Full | Renewal +HELB Loan Eligibility Checker"; +$enrolled = true; +$gpa = 3.1; +$annual_income = 180000; +$previous_loan = false; +if (!$enrolled) { + $result = "Not eligible - must be an active student"; +} else { + if ($gpa < 2.0) { + $result = "Not eligible - GPA below minimum"; + } else { + if ($annual_income < 100000) { + $loan_amount = "Full Loan"; + } elseif ($annual_income < 250000) { + $loan_amount = "Partial 75%"; + } elseif ($annual_income < 500000) { + $loan_amount = "Partial 50%"; + } else { + $loan_amount = null; + } + if ($loan_amount) { + $app_type = ($previous_loan) ? +"Renewal application" : "New application"; + $result = "$loan_amount | $app_type"; + } + } +} +echo "status: $result"; +?> \ No newline at end of file