3v4l.org

run code in 500+ PHP versions simultaneously
<?php echo 1_2_3; $a = '1_2_3'; // warning: a non-numeric value encountered echo $a + 0; // 1 echo (int) $a; // 1 $int = eval("return $a;");
Output for 8.2.31 - 8.2.32, 8.3.0 - 8.3.33, 8.4.1 - 8.4.24, 8.5.0 - 8.5.9
123 Warning: A non-numeric value encountered in /in/LYF7R on line 8 11

preferences:
53.18 ms | 778 KiB | 4 Q