3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 0; $i < 10; $i++) { var_dump(log10(sqrt($i % 10 + 1)) * ($i % 10 + 1) * 10); }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
float(0) float(3.010299956639812) float(7.1568188207949355) float(12.041199826559248) float(17.474250108400472) float(23.34453751150931) float(29.578431400498992) float(36.12359947967774) float(42.94091292476962) float(50)
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
float(0) float(3.0102999566398) float(7.1568188207949) float(12.041199826559) float(17.4742501084) float(23.344537511509) float(29.578431400499) float(36.123599479678) float(42.94091292477) float(50)

preferences:
224.94 ms | 405 KiB | 344 Q