- pow: documentation ( source)
<?php
$int = 3;
$exponent = 0;
$count = 1;
for ($i = 2; $i <= $int; $i++) {
echo $i . PHP_EOL;
echo pow(2, $exponent) . PHP_EOL;
if ($i > pow(2, $exponent) + 1) {
echo 'here' . PHP_EOL;
$count++;
$exponent++;
}
}
echo $count;