3v4l.org

run code in 300+ PHP versions simultaneously
<?php print sprintf('%g', 0.001); print "\n"; print sprintf('%g', 0); print "\n"; print sprintf('%f', 1000000); print "\n"; print sprintf('%f', 100); print "\n"; print sprintf('%g', -1); print "\n"; print sprintf('%f', 0.00000001); print "\n"; print sprintf('%f', -0.00000001);
Output for 5.2.1 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
0.001 0 1000000.000000 100.000000 -1 0.000000 -0.000000
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
1000000.000000 100.000000 0.000000 -0.000000
preferences:
305.38 ms | 402 KiB | 425 Q