- var_export: documentation ( source)
- usort: documentation ( source)
<?php
$data = array(
array(
'id' => 1,
'value' => 1.2
),
array(
'id' => 2,
'value' => 2.5
),
array(
'id' => 3,
'value' => 'N/A'
)
);
usort($data, fn($a, $b) => [$b['value'] !== 'N/A', $b['value']] <=> [$a['value'] !== 'N/A', $a['value']]);
var_export($data);