<?php
$a = true;
--$a;
if($a == true){
echo "đã true";
}else{
echo "vẫn false";
}
echo PHP_EOL.$a.PHP_EOL;
$b = null;
echo ++$b;
- Output for 8.3.0 - 8.3.23, 8.4.1 - 8.4.10
- Warning: Decrement on type bool has no effect, this will change in the next major version of PHP in /in/fi4t7 on line 5
đã true
1
1
- Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29
- đã true
1
1
preferences:
48.08 ms | 409 KiB | 5 Q