Quiz · Functions as values · lesson 4 of 8
Quiz — use captures a value
What does the program print?
<?php
$factor = 2;
$scale = function (int $n) use ($factor) {
return $n * $factor;
};
$factor = 10;
echo $scale(3), ' ', $factor, "\n";What does the program print?
<?php
$factor = 2;
$scale = function (int $n) use ($factor) {
return $n * $factor;
};
$factor = 10;
echo $scale(3), ' ', $factor, "\n";
