3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $time = microtime(true); $arr = array(1,2,3,4,5,6,7,8,9,0); foreach ($arr as $id => $val) { $arr[$id] = $val++; } echo microtime(true) - $time;
Output for 7.0.2, 7.0.4, 7.1.0
3.0994415283203E-6
Output for 7.0.5, 7.0.14
4.0531158447266E-6
Output for 7.0.7
2.8610229492188E-6
Output for 7.0.0, 7.0.3, 7.0.6
1.9073486328125E-6
Output for 7.0.1
2.1457672119141E-6
Output for 5.3.3, 5.3.15, 5.3.21, 5.4.3, 5.4.6, 5.4.10, 5.4.12, 5.4.15, 5.4.18, 5.4.20 - 5.4.21, 5.4.23, 5.4.26, 5.4.31 - 5.4.32, 5.5.3 - 5.5.4, 5.5.14, 5.5.18, 5.6.28
1.0013580322266E-5
Output for 5.4.44 - 5.4.45, 5.5.28 - 5.5.29, 5.6.5, 5.6.14, 5.6.17, 5.6.20, 5.6.22
7.1525573730469E-6
Output for 5.5.15, 5.5.22 - 5.5.23, 5.5.33, 5.5.35, 5.6.12, 5.6.18, 5.6.21
7.8678131103516E-6
Output for 5.3.11, 5.3.20, 5.4.16, 5.4.40, 5.5.0, 5.5.8, 5.5.27, 5.5.30, 5.5.36, 5.6.8, 5.6.16, 5.6.19
6.9141387939453E-6
Output for 5.5.6, 5.5.9, 5.6.15
8.8214874267578E-6
Output for 5.5.24, 5.6.7, 5.6.9, 5.6.13
5.9604644775391E-6
Output for 5.6.10 - 5.6.11
5.0067901611328E-6
Output for 5.2.13 - 5.2.14, 5.3.19, 5.3.29, 5.4.5, 5.4.8, 5.4.17, 5.4.22, 5.4.34, 5.4.41, 5.5.5, 5.5.13, 5.5.19 - 5.5.21, 5.5.26, 5.5.32, 5.6.1, 5.6.6
9.0599060058594E-6
Output for 5.2.12, 5.2.17 - 5.3.0, 5.3.10, 5.3.13, 5.3.16, 5.3.23 - 5.3.24, 5.3.28, 5.4.0, 5.4.2, 5.4.7, 5.4.13, 5.4.19, 5.4.24 - 5.4.25, 5.4.27 - 5.4.29, 5.4.35 - 5.4.36, 5.5.1, 5.5.10, 5.5.12, 5.5.16, 5.5.34, 5.6.2, 5.6.4
1.0967254638672E-5
Output for 5.3.12, 5.6.3
9.7751617431641E-6
Output for 5.2.7, 5.2.10, 5.3.1, 5.3.4, 5.3.6, 5.3.8 - 5.3.9, 5.3.14, 5.3.17, 5.3.25 - 5.3.26, 5.4.1, 5.4.14, 5.4.30, 5.6.0
1.1920928955078E-5
Output for 5.2.15, 5.4.9, 5.4.37 - 5.4.39, 5.4.42 - 5.4.43, 5.5.31
8.1062316894531E-6
Output for 5.5.25
1.5020370483398E-5
Output for 5.2.9, 5.2.16, 5.3.22, 5.4.11, 5.5.2, 5.5.11
1.215934753418E-5
Output for 5.2.5, 5.3.7, 5.5.7
1.3828277587891E-5
Output for 5.4.4
1.6212463378906E-5
Output for 5.3.5, 5.3.27
1.1205673217773E-5
Output for 5.2.2, 5.3.18
1.4066696166992E-5
Output for 5.3.2
1.7881393432617E-5
Output for 5.2.3, 5.2.11
1.3113021850586E-5
Output for 5.2.8
1.6927719116211E-5
Output for 5.2.6
1.7166137695312E-5
Output for 5.2.4
2.4080276489258E-5
Output for 5.2.1
9.0599060058594E-06
Output for 5.2.0
1.1920928955078E-05
Output for 5.1.0 - 5.1.1, 5.1.3, 5.1.6
1.5974044799805E-05
Output for 5.1.4 - 5.1.5
1.3828277587891E-05
Output for 5.1.2
1.6927719116211E-05
Output for 5.0.5
5.9127807617188E-05
Output for 5.0.4
1.9073486328125E-05
Output for 5.0.3
2.288818359375E-05
Output for 5.0.2
2.598762512207E-05
Output for 5.0.1
2.5033950805664E-05
Output for 5.0.0
2.1219253540039E-05
Output for 4.4.9
3.7E-05
Output for 4.4.8
2.2E-05
Output for 4.4.6 - 4.4.7
3.3E-05
Output for 4.3.0, 4.3.11, 4.4.5
3.6E-05
Output for 4.4.4
2.1E-05
Output for 4.3.6, 4.4.1, 4.4.3
3.4E-05
Output for 4.4.2
2.4E-05
Output for 4.4.0
2.8E-05
Output for 4.3.10
3.2E-05
Output for 4.3.2, 4.3.7, 4.3.9
4.1E-05
Output for 4.3.5, 4.3.8
4E-05
Output for 4.3.4
3.8E-05
Output for 4.3.3
5.6E-05
Output for 4.3.1
3.9E-05