3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php header('Content-Type: text/plain'); ob_start(); $t = microtime(true); while($i < 1000) { ++$i; } $tmp = microtime(true) - $t; ob_end_clean(); echo round($tmp, 6) . "\n"; ob_start(); $t = microtime(true); while($i < 1000) { ++$i; } $tmp = microtime(true) - $t; ob_end_clean(); echo round($tmp, 6) . "\n";
Output for 7.1.0
1.1E-5 1.0E-6
Output for 7.0.14
1.7E-5 0
Output for 7.0.10
1.4E-5 0
Output for 7.0.7, 7.0.9
1.8E-5 0
Output for 5.4.18, 5.4.32, 5.4.37, 5.4.42 - 5.4.43, 5.5.14 - 5.5.15, 5.5.20 - 5.5.21, 5.5.31, 5.5.34, 5.6.0, 5.6.3, 5.6.15, 5.6.18, 5.6.20, 7.0.6, 7.0.8
2.0E-5 0
Output for 5.5.1, 5.5.8, 5.5.33, 7.0.5
2.1E-5 0
Output for 5.4.29, 5.4.39, 5.5.19, 5.5.30, 5.6.9, 7.0.4
1.9E-5 1.0E-6
Output for 7.0.0, 7.0.3
1.1E-5 0
Output for 7.0.2
1.2E-5 0
Output for 7.0.1
9.0E-6 0
Output for hhvm-3.12.0
Notice: Undefined variable: i in /in/FUVtc on line 9 Notice: Undefined variable: i in /in/FUVtc on line 12 0.00029 0
Output for hhvm-3.10.0
Notice: Undefined variable: i in /in/FUVtc on line 9 Notice: Undefined variable: i in /in/FUVtc on line 12 0.000306 0
Output for 5.5.4, 5.6.28
3.2E-5 0
Output for 5.5.2, 5.5.38, 5.6.25
2.7E-5 0
Output for 5.4.25, 5.4.28, 5.6.24
3.2E-5 1.0E-6
Output for 5.4.19, 5.5.7, 5.5.9, 5.5.18, 5.5.37, 5.6.23
2.9E-5 0
Output for 5.3.15, 5.6.22
3.5E-5 1.0E-6
Output for 5.4.8, 5.5.0, 5.6.16, 5.6.21
2.8E-5 1.0E-6
Output for 5.3.29, 5.4.35, 5.6.19
2.3E-5 0
Output for 5.4.34, 5.4.40, 5.5.16, 5.5.23, 5.5.28, 5.6.5, 5.6.17
2.0E-5 1.0E-6
Output for 5.4.0, 5.6.2, 5.6.7, 5.6.14
2.4E-5 0
Output for 5.4.4, 5.4.10, 5.4.17, 5.4.21, 5.6.11, 5.6.13
2.9E-5 1.0E-6
Output for 5.5.6, 5.5.36, 5.6.12
2.7E-5 1.0E-6
Output for 5.4.23, 5.5.24, 5.6.10
2.1E-5 1.0E-6
Output for 5.5.27, 5.5.29, 5.6.1, 5.6.8
2.5E-5 0
Output for 5.5.22, 5.6.6
1.9E-5 0
Output for 5.4.15, 5.4.20, 5.6.4
2.5E-5 1.0E-6
Output for 5.4.5, 5.4.11, 5.5.10, 5.5.35
3.1E-5 1.0E-6
Output for 5.5.3, 5.5.12, 5.5.32
3.1E-5 0
Output for 5.5.26
2.6E-5 1.0E-6
Output for 5.4.13, 5.4.36, 5.4.41, 5.5.25
2.4E-5 1.0E-6
Output for 5.4.26, 5.4.30, 5.5.13
2.8E-5 0
Output for 5.3.20, 5.4.7, 5.4.12, 5.4.22, 5.4.31, 5.5.11
3.0E-5 1.0E-6
Output for 5.3.22, 5.4.1 - 5.4.2, 5.5.5
3.3E-5 1.0E-6
Output for 5.4.45
1.7E-5 1.0E-6
Output for 5.4.44
2.2E-5 0
Output for 5.4.38
2.6E-5 0
Output for 5.4.27
2.3E-5 1.0E-6
Output for 5.3.4, 5.4.24
3.4E-5 1.0E-6
Output for 5.3.25, 5.4.16
3.5E-5 0
Output for 5.3.27 - 5.3.28, 5.4.14
3.6E-5 1.0E-6
Output for 5.3.0, 5.4.6, 5.4.9
3.4E-5 0
Output for 5.3.5, 5.3.21, 5.4.3
3.8E-5 0
Output for 5.3.1, 5.3.24, 5.3.26
3.7E-5 1.0E-6
Output for 5.3.23
5.6E-5 1.0E-6
Output for 5.3.12, 5.3.19
3.8E-5 1.0E-6
Output for 5.3.18
4.2E-5 0
Output for 5.3.17
4.7E-5 0
Output for 5.3.16
4.3E-5 1.0E-6
Output for 5.3.14
4.3E-5 0
Output for 5.3.9, 5.3.13
4.0E-5 1.0E-6
Output for 5.3.11
4.0E-5 0
Output for 5.2.5, 5.3.10
4.5E-5 1.0E-6
Output for 5.3.7 - 5.3.8
4.1E-5 0
Output for 5.3.6
3.9E-5 0
Output for 5.3.3
4.6E-5 0
Output for 5.3.2
4.6E-5 1.0E-6
Output for 5.2.17
6.4E-5 2.0E-6
Output for 5.2.12, 5.2.16
6.1E-5 1.0E-6
Output for 5.2.15
6.0E-5 1.0E-6
Output for 5.2.14
5.6E-5 0
Output for 5.2.13
5.7E-5 1.0E-6
Output for 5.2.11
6.2E-5 1.0E-6
Output for 5.2.10
5.8E-5 1.0E-6
Output for 5.2.8 - 5.2.9
6.4E-5 1.0E-6
Output for 5.2.7
6.1E-5 0
Output for 5.2.6
6.6E-5 1.0E-6
Output for 5.2.4
6.5E-5 1.0E-6
Output for 5.2.3
6.5E-5 0
Output for 5.2.2
5.9E-5 1.0E-6
Output for 5.2.1
5.5E-05 1E-06
Output for 5.2.0
6.3E-05 1E-06
Output for 5.1.6
6.2E-05 1E-06
Output for 5.1.5
6.8E-05 1E-06
Output for 5.1.1, 5.1.4
7.3E-05 1E-06
Output for 5.1.3
6.7E-05 1E-06
Output for 5.1.2
6.9E-05 1E-06
Output for 5.1.0
7.2E-05 1E-06
Output for 5.0.5
0.00016 2E-06
Output for 5.0.4
0.000159 2E-06
Output for 5.0.3
0.000204 1E-06
Output for 5.0.2
0.00015 1E-06
Output for 5.0.1
0.000141 1E-06
Output for 5.0.0
0.000124 1E-06
Output for 4.4.9
0.000138 2E-06
Output for 4.4.8
0.00015 3E-06
Output for 4.4.7
0.000148 2E-06
Output for 4.4.6
0.000144 2E-06
Output for 4.4.5
0.000172 4E-06
Output for 4.4.4
0.000145 2E-06
Output for 4.4.3
0.000146 2E-06
Output for 4.4.2
0.000173 3E-06
Output for 4.4.1
0.00017 3E-06
Output for 4.4.0
0.000152 2E-06
Output for 4.3.11
0.000175 4E-06
Output for 4.3.10
0.000161 4E-06
Output for 4.3.9
0.000207 3E-06
Output for 4.3.8
0.000166 3E-06
Output for 4.3.7
0.000283 5E-06
Output for 4.3.6
0.000186 3E-06
Output for 4.3.5
0.000169 2E-06
Output for 4.3.4
0.00015 2E-06
Output for 4.3.3
0.00016 3E-06
Output for 4.3.2
0.000235 3E-06
Output for 4.3.1
0.000156 2E-06
Output for 4.3.0
0.000161 3E-06