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@ 2022-01-02T03:14:39Z

<?php

$num = 4;
echo "<pre>";
for ($i = 1; $i <= $num; ++$i) {
    printf("% {$num}d<br>", (10 ** $i - 1) / 9 * $i);
}

Output
Performance
VLD
References
Branches

printf: documentation ( source)

preferences:dark modelive previewkey bindings

110.89 ms | 404 KiB | 5 Q