- array_map: documentation ( source)
- array_merge: documentation ( source)
- var_export: documentation ( source)
- array_filter: documentation ( source)
- range: documentation ( source)
<?php
$a = range(1, 10);
$b = range('a', 'f');
$c = range('A', 'B');
var_export(
array_merge(
...array_map(
fn(...$col) => array_filter(
$col,
fn($v) => !is_null($v)
),
$a,
$b,
$c
)
)
);