PHP · Theory

Best Practices

Theory

351/352

Best Practices

Best Practices is simple if you keep it on paper. Zara uses it for Zara walking through Best Practices in a small live site.

Best Practices order: meaning → one Best Practices step Zara can write from memory → one limit. Dumping ten features helps nobody.

Without Best Practices, a small live site gets messy and Zara walking through Best Practices is hard to trust.

Use Best Practices when Zara walking through Best Practices must stay clear. If a simpler PHP step works, use that instead.

Best Practices miss — only reciting the name of Best Practices. Fix it before you talk about advanced PHP.

Best Practices is not a lonely heading. Zara ties it to Zara walking through Best Practices.

Close Best Practices with: “If I skip it, Zara walking through Best Practices goes wrong like this: only reciting the name of Best Practices.”

Exam tip

Say Best Practices in one breath, then one Best Practices step Zara can write from memory, then only reciting the name of Best Practices.

Example

<?php
// Best Practices
$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";
}

Best Practices: scores array, print avg, then high marks. Say the output.

Short notes

DefBest Practices — Zara uses it for Zara walking through Best Practices in a small live site.
RuleBest Practices → one Best Practices step Zara can write from memory.
RememberBest Practices + a .php page (a small live site).
UseBest Practices in a small live site (Zara walking through Best Practices).
TrapBest Practices — only reciting the name of Best Practices.
ExBest Practices → Zara walking through Best Practices.

PHP · Theory

Best Practices

← All stacks

Theory

351/352

Best Practices

Best Practices is simple if you keep it on paper. Zara uses it for Zara walking through Best Practices in a small live site.

Best Practices order: meaning → one Best Practices step Zara can write from memory → one limit. Dumping ten features helps nobody.

Without Best Practices, a small live site gets messy and Zara walking through Best Practices is hard to trust.

Use Best Practices when Zara walking through Best Practices must stay clear. If a simpler PHP step works, use that instead.

Best Practices miss — only reciting the name of Best Practices. Fix it before you talk about advanced PHP.

Best Practices is not a lonely heading. Zara ties it to Zara walking through Best Practices.

Close Best Practices with: “If I skip it, Zara walking through Best Practices goes wrong like this: only reciting the name of Best Practices.”

Exam tip

Say Best Practices in one breath, then one Best Practices step Zara can write from memory, then only reciting the name of Best Practices.

Example

<?php
// Best Practices
$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";
}

Best Practices: scores array, print avg, then high marks. Say the output.

Short notes

DefBest Practices — Zara uses it for Zara walking through Best Practices in a small live site.
RuleBest Practices → one Best Practices step Zara can write from memory.
RememberBest Practices + a .php page (a small live site).
UseBest Practices in a small live site (Zara walking through Best Practices).
TrapBest Practices — only reciting the name of Best Practices.
ExBest Practices → Zara walking through Best Practices.

Best Practices

Example

Short notes

Questions

Best Practices

Example

Short notes

Questions