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@ 2022-08-05T02:44:39Z

<?php

$string = 'lognstring';
$segmentLength = 3;
$totalLength = strlen($string);
for ($i = 0; $i < $totalLength; $i += $segmentLength) {
    $result[] = substr(
        $string,
        $i > $totalLength - $segmentLength ? $totalLength - $segmentLength : $i,
        $segmentLength
    );
}
var_export($result);

Output
Performance
VLD
References
Branches

substr: documentation ( source)
var_export: documentation ( source)

preferences:dark modelive previewkey bindings

25.63 ms | 405 KiB | 5 Q