3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(ini_get('precision'), ini_get('serialize_precision')); var_dump(0.1 + 0.2); var_export(0.1 + 0.2);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
string(2) "14" string(2) "-1" float(0.30000000000000004) 0.30000000000000004
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
string(2) "14" string(2) "-1" float(0.3) 0.30000000000000004
preferences:
104.92 ms | 1484 KiB | 4 Q