3v4l.org

run code in 300+ PHP versions simultaneously
<?php $count = 2; $code = ' $ret = ""; for ($j=0; $j<100; $j++) { $ret.= md5($i.$j.$ret); } return $i;'; $fName = create_function('$i', $code); $start = microtime(true); for($i = 0; $i < $count; $i++){ echo eval($code)."<br />"; } printf("#1, done in %f\n", microtime(true) - $start); $start = microtime(true); for($i = 0; $i < $count; $i++){ echo $fName($i)."<br />"; } printf("#2, done in %f\n", microtime(true) - $start); ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.2.00.0040.00719.49
7.1.70.0060.00916.93
7.1.60.0060.01919.82
7.1.50.0120.00316.94
7.1.00.0000.03722.36
7.0.200.0040.00416.90
7.0.140.0030.07722.08
7.0.60.0170.06319.93
7.0.50.0030.04317.97
7.0.40.0070.07020.26
7.0.30.0300.05720.26
7.0.20.0230.04320.15
7.0.10.0230.03720.20
7.0.00.0070.05320.08
5.6.280.0030.07721.04
5.6.210.0030.08720.51
5.6.200.0130.03318.25
5.6.190.0030.08320.57
5.6.180.3270.03720.52
5.6.170.0130.04320.62
5.6.160.0030.04320.51
5.6.150.0070.06318.12
5.6.140.0070.05718.18
5.6.130.0130.04318.18
5.6.120.0100.03721.01
5.6.110.0070.06721.11
5.6.100.0030.08721.08
5.6.90.0200.07721.00
5.6.80.0100.03320.52
5.6.70.0230.06020.54
5.5.350.0270.07320.46
5.5.340.0030.09317.97
5.5.330.0130.07320.27
5.5.320.0270.06020.24
5.5.310.0170.05020.23
5.5.300.0100.08318.08
5.5.290.0030.09017.98
5.5.280.0070.05720.87
5.5.270.0070.04020.86
5.5.260.0130.08320.92
5.5.250.0070.08320.54
5.5.240.0100.06320.15
5.4.450.0630.06019.55
5.4.440.0700.06319.61
5.4.430.0200.04719.33
5.4.420.0670.05719.33
5.4.410.0570.05719.04
5.4.400.1330.07318.91
5.4.390.0900.06318.80
5.4.380.0470.06318.72
5.4.370.0100.05718.77
5.4.360.0230.04718.61
5.4.350.0060.04612.04
5.4.340.0130.04312.04
5.4.320.0070.03612.53
5.4.310.0060.03812.52
5.4.300.0100.04212.53
5.4.290.0060.04312.52
5.4.280.0040.03912.42
5.4.270.0060.03812.42
5.4.260.0070.04412.42
5.4.250.0030.06018.65
5.4.240.0030.05718.80
5.4.230.0130.04719.00
5.4.220.0030.06318.96
5.4.210.0030.06018.64
5.4.200.0130.05019.00
5.4.190.0070.05318.95
5.4.180.0030.05718.76
5.4.170.0070.05318.64
5.4.160.0030.05719.00
5.4.150.0000.06018.75
5.4.140.0000.06016.54
5.4.130.0030.05016.36
5.4.120.0070.05016.47
5.4.110.0100.04716.62
5.4.100.0000.06016.56
5.4.90.0070.05016.65
5.4.80.0000.05716.46
5.4.70.0030.06316.41
5.4.60.0100.04316.50
5.4.50.0070.05016.38
5.4.40.0070.07316.45
5.4.30.0130.04316.48
5.4.20.0070.05016.48
5.4.10.0170.06016.48
5.4.00.0170.03715.79
5.3.290.0080.04512.80
5.3.280.0070.05014.84
5.3.270.0130.05014.71
5.3.260.0200.04714.73
5.3.250.0030.05314.69
5.3.240.0070.05314.61
5.3.230.0170.04714.62
5.3.220.0030.05314.56
5.3.210.0000.06014.73
5.3.200.0030.05314.49
5.3.190.0130.04714.73
5.3.180.0030.05314.66
5.3.170.0100.06714.42
5.3.160.0130.06314.57
5.3.150.0070.05014.77
5.3.140.0130.04314.58
5.3.130.0100.04714.40
5.3.120.0070.05014.47
5.3.110.0000.05714.73
5.3.100.0130.04314.16
5.3.90.0100.06714.10
5.3.80.0100.04714.12
5.3.70.0000.05313.95
5.3.60.0000.05314.11
5.3.50.0000.05313.95
5.3.40.0070.04714.04
5.3.30.0070.06713.94
5.3.20.0030.05313.75
5.3.10.0130.04013.66
5.3.00.0100.05013.73
5.2.170.0100.03711.06
5.2.160.0000.04311.14
5.2.150.0100.04011.13
5.2.140.0100.04311.24
5.2.130.0000.04711.34
5.2.120.0100.03711.18
5.2.110.0000.04711.34
5.2.100.0030.04011.19
5.2.90.0030.04011.11
5.2.80.0030.04311.09
5.2.70.0030.04311.27
5.2.60.0070.04011.14
5.2.50.0030.04011.11
5.2.40.0100.03711.07
5.2.30.0030.04011.08
5.2.20.0030.04011.14
5.2.10.0130.03011.04
5.2.00.0030.04310.91
5.1.60.0100.03010.12
5.1.50.0030.0409.99
5.1.40.0000.0409.98
5.1.30.0130.03010.50
5.1.20.0070.03710.54
5.1.10.0070.03710.29
5.1.00.0100.03310.21
5.0.50.0100.0238.48
5.0.40.0000.0308.55
5.0.30.0100.0378.14
5.0.20.0030.0278.20
5.0.10.0030.0278.42
5.0.00.0000.0438.31
4.4.90.0000.0276.43
4.4.80.0030.0236.43
4.4.70.0000.0236.43
4.4.60.0000.0276.43
4.4.50.0000.0276.43
4.4.40.0000.0406.43
4.4.30.0000.0236.43
4.4.20.0000.0276.43
4.4.10.0000.0236.43
4.4.00.0000.0376.43
4.3.110.0030.0236.43
4.3.100.0030.0236.43
4.3.90.0000.0236.43
4.3.80.0030.0336.43
4.3.70.0030.0236.43
4.3.60.0000.0306.43
4.3.50.0030.0236.43
4.3.40.0070.0476.43
4.3.30.0070.0276.43
4.3.20.0030.0236.43
4.3.10.0000.0276.43
4.3.00.0000.0278.36

preferences:
37.53 ms | 401 KiB | 5 Q