3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = microtime(true); $calculated = microtime(true) - $start; echo "time_here: " . $calculated . "\n"; ?> # result: 1.9073486328125E-6
Output for 7.0.4 - 7.0.5, 7.0.10 - 7.0.11, 7.0.13 - 7.0.15, 7.0.18, 7.0.20, 7.1.0, 7.1.3, 7.1.6 - 7.1.7, 7.3.0 - 7.3.1
time_here: 9.5367431640625E-7 # result: 1.9073486328125E-6
Output for 7.2.13
time_here: 7.1525573730469E-6 # result: 1.9073486328125E-6
Output for 7.2.12
time_here: 0.012532949447632 # result: 1.9073486328125E-6
Output for 7.2.6, 7.2.11
time_here: 6.9141387939453E-6 # result: 1.9073486328125E-6
Output for 7.2.3, 7.2.10
time_here: 9.0599060058594E-6 # result: 1.9073486328125E-6
Output for 7.2.2, 7.2.4, 7.2.8 - 7.2.9
time_here: 5.0067901611328E-6 # result: 1.9073486328125E-6
Output for 7.2.5, 7.2.7
time_here: 4.0531158447266E-6 # result: 1.9073486328125E-6
Output for 7.2.1
time_here: 6.1988830566406E-6 # result: 1.9073486328125E-6
Output for 7.2.0
time_here: 5.9604644775391E-6 # result: 1.9073486328125E-6
Output for 7.0.1, 7.0.3, 7.0.7 - 7.0.9, 7.0.16 - 7.0.17, 7.0.19, 7.1.1 - 7.1.2, 7.1.25
time_here: 0 # result: 1.9073486328125E-6
Output for 7.0.0, 7.0.2, 7.0.6, 7.0.12, 7.1.5, 7.1.10
time_here: 1.1920928955078E-6 # result: 1.9073486328125E-6
Output for 7.1.4
time_here: 1.9073486328125E-6 # result: 1.9073486328125E-6

preferences:
73.65 ms | 401 KiB | 52 Q