<?hh // strict
function fibonacci()
{
$a = 0;
$b = 1;
return function() use (&$a, &$b)
{
$c = $a;
$a = $b;
$b += $c;
return $c;
};
}
$fib = fibonacci();
for ($i = 0; $i < 10; $i++) {
echo $fib(), PHP_EOL;
}
- Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.32, 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.3 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- <?hh // strict
function fibonacci()
{
$a = 0;
$b = 1;
return function() use (&$a, &$b)
{
$c = $a;
$a = $b;
$b += $c;
return $c;
};
}
$fib = fibonacci();
for ($i = 0; $i < 10; $i++) {
echo $fib(), PHP_EOL;
}
- Output for 8.0.13
- Parse error: syntax error, unexpected token "function" in /in/M2Hcr on line 2
Process exited with code 255. - Output for 7.3.32 - 7.3.33, 7.4.33
- Parse error: syntax error, unexpected 'function' (T_FUNCTION) in /in/M2Hcr on line 2
Process exited with code 255.
preferences:
176.82 ms | 401 KiB | 202 Q