PHP · Theory

Composer Basics

Theory

326/352

Composer Basics

Composer Basics is a PHP topic. In plain words you use it for a short Composer Basics example in a college portal page. Don’t start with a slogan — start with that picture.

Smallest example: the smallest Composer Basics example you can type. Type it, run it, and say what you see. If you can do that from memory, you know Composer Basics.

From the example next to this theory — Composer Basics: scores array, print avg, then high marks.

Trap — only saying “Composer Basics” with no example. Fix that before you talk about advanced PHP.

Viva — what is Composer Basics? Then show the smallest Composer Basics example you can type. Then name the trap.

Exam tip

What is Composer Basics? Show this: the smallest Composer Basics example you can type. Trap: only saying “Composer Basics” with no example.

Example

<?php
// Composer Basics
$scores = [80, 90, 70];
$avg = array_sum($scores) / count($scores);
echo "avg=" . number_format($avg, 1) . "\n";
foreach ($scores as $s) {
  if ($s >= 80) echo "high: $s\n";
}

Composer Basics: scores array, print avg, then high marks. Say the output.

Short notes

DefComposer Basics — a short Composer Basics example in a college portal page.
Rulethe smallest Composer Basics example you can type
Traponly saying “Composer Basics” with no example
Usea college portal page

PHP · Theory

Composer Basics

← All stacks

Theory

326/352

Composer Basics

Composer Basics is a PHP topic. In plain words you use it for a short Composer Basics example in a college portal page. Don’t start with a slogan — start with that picture.

Smallest example: the smallest Composer Basics example you can type. Type it, run it, and say what you see. If you can do that from memory, you know Composer Basics.

From the example next to this theory — Composer Basics: scores array, print avg, then high marks.

Trap — only saying “Composer Basics” with no example. Fix that before you talk about advanced PHP.

Viva — what is Composer Basics? Then show the smallest Composer Basics example you can type. Then name the trap.

Exam tip

What is Composer Basics? Show this: the smallest Composer Basics example you can type. Trap: only saying “Composer Basics” with no example.

Example

<?php
// Composer Basics
$scores = [80, 90, 70];
$avg = array_sum($scores) / count($scores);
echo "avg=" . number_format($avg, 1) . "\n";
foreach ($scores as $s) {
  if ($s >= 80) echo "high: $s\n";
}

Composer Basics: scores array, print avg, then high marks. Say the output.

Short notes

DefComposer Basics — a short Composer Basics example in a college portal page.
Rulethe smallest Composer Basics example you can type
Traponly saying “Composer Basics” with no example
Usea college portal page

Composer Basics

Example

Short notes

Questions

Composer Basics

Example

Short notes

Questions