- array_reduce: documentation ( source)
- var_export: documentation ( source)
- explode: documentation ( source)
- strtolower: documentation ( source)
<?php
$string = 'Apple, Orange, Lemone';
var_export(
array_reduce(
explode(', ', $string),
fn($result, $v) =>
$result + [strtolower($v) => $v],
[]
)
);