PHP · Theory

array_arsort( )

Theory

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array_arsort( )

Ananya only reaches for array_arsort( ) (function) when Ananya walking through array_arsort function has to stay correct in lab hour.

Do array_arsort( ) (function) once by hand. one array_arsort function step Ananya can write from memory. Change one input. Say the new result out loud.

Without array_arsort( ) (function), lab hour gets messy and Ananya walking through array_arsort function is hard to trust.

Ananya ships array_arsort( ) (function) in lab hour. That is the use case worth saying.

array_arsort( ) (function) miss: only reciting the name of array_arsort function. Fix it before you talk about advanced PHP.

array_arsort( ) (function) is not a lonely heading. Ananya ties it to Ananya walking through array_arsort function.

One breath for array_arsort( ) (function), then Ananya walking through array_arsort function, then only reciting the name of array_arsort function. Sit down.

Exam tip

Say array_arsort( ) (function) in one breath, then one array_arsort function step Ananya can write from memory, then only reciting the name of array_arsort function.

Example

<?php
// array_arsort( )
$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";
}

array_arsort( ): scores array, print avg, then high marks. Say the output.

Short notes

Defarray_arsort( ) (function) — Ananya uses it for Ananya walking through array_arsort function in lab hour.
Rulearray_arsort( ) (function) → one array_arsort function step Ananya can write from memory.
Rememberarray_arsort( ) (function) + Apache/Nginx (lab hour).
Usearray_arsort( ) (function) in lab hour (Ananya walking through array_arsort function).
Traparray_arsort( ) (function) — only reciting the name of array_arsort function.
Exarray_arsort( ) (function) → Ananya walking through array_arsort function.

<?php // array_arsort( ) $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"; }

array_arsort( )

Example

Short notes

Questions

array_arsort( )

Example

Short notes

Questions