3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace A; $i=0; while($i++ < 1e6) { strlen(''); }

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)
8.3.60.0100.03718.30
8.3.50.0120.03821.20
8.3.40.0070.02518.73
8.3.30.0030.03020.17
8.3.20.0000.01720.20
8.3.10.0030.01422.05
8.3.00.0030.01422.14
8.2.180.0100.03416.38
8.2.170.0070.02522.96
8.2.160.0160.02022.11
8.2.150.0070.01024.18
8.2.140.0040.01524.66
8.2.130.0000.01726.16
8.2.120.0040.01320.80
8.2.110.0070.01620.37
8.2.100.0070.01717.72
8.2.90.0000.02019.09
8.2.80.0030.01717.97
8.2.70.0100.01317.63
8.2.60.0090.01217.80
8.2.50.0030.02218.07
8.2.40.0030.01718.09
8.2.30.0060.01919.50
8.2.20.0000.02117.53
8.2.10.0000.02117.54
8.2.00.0000.02117.57
8.1.280.0100.03725.92
8.1.270.0000.01723.99
8.1.260.0000.01726.35
8.1.250.0030.01328.09
8.1.240.0070.02123.82
8.1.230.0110.01421.04
8.1.220.0060.01917.74
8.1.210.0000.02018.77
8.1.200.0030.02117.35
8.1.190.0000.02017.39
8.1.180.0030.01719.01
8.1.170.0030.01718.64
8.1.160.0070.01320.60
8.1.150.0030.02418.48
8.1.140.0090.01217.38
8.1.130.0000.01917.83
8.1.120.0000.01917.36
8.1.110.0100.01017.27
8.1.100.0030.01617.25
8.1.90.0030.01717.28
8.1.80.0000.02017.33
8.1.70.0060.01317.41
8.1.60.0070.01617.54
8.1.50.0040.01817.35
8.1.40.0090.01217.43
8.1.30.0030.02017.50
8.1.20.0030.01917.53
8.1.10.0030.01917.33
8.1.00.0060.01617.35
8.0.300.0030.01618.77
8.0.290.0070.02016.58
8.0.280.0030.01718.29
8.0.270.0000.01917.20
8.0.260.0030.01516.80
8.0.250.0000.01916.90
8.0.240.0040.02116.92
8.0.230.0060.01316.85
8.0.220.0060.01316.86
8.0.210.0060.01316.84
8.0.200.0030.01616.95
8.0.190.0060.01616.90
8.0.180.0030.01916.86
8.0.170.0000.02316.91
8.0.160.0000.02216.86
8.0.150.0060.01616.79
8.0.140.0060.01616.79
8.0.130.0000.02013.27
8.0.120.0000.02316.77
8.0.110.0030.01916.79
8.0.100.0030.01816.88
8.0.90.0040.01816.78
8.0.80.0130.03216.85
8.0.70.0060.01516.64
8.0.60.0040.01816.83
8.0.50.0000.02216.82
8.0.30.0120.02917.13
8.0.20.0120.02717.40
8.0.10.0000.02217.01
8.0.00.0150.02516.53
7.4.330.0040.01415.00
7.4.320.0030.01716.34
7.4.300.0060.01316.52
7.4.290.0030.02016.54
7.4.280.0000.02216.43
7.4.270.0040.01816.29
7.4.260.0030.02013.23
7.4.250.0030.02116.42
7.4.240.0060.01616.54
7.4.230.0000.02216.33
7.4.220.0090.02916.30
7.4.210.0060.04116.49
7.4.200.0070.01716.34
7.4.190.0040.01916.62
7.4.160.0110.02616.54
7.4.150.0060.03317.40
7.4.140.0110.03817.86
7.4.130.0080.04416.33
7.4.120.0080.04316.57
7.4.110.0030.03816.32
7.4.100.0100.03016.46
7.4.90.0100.03216.29
7.4.80.0100.03119.39
7.4.70.0070.03316.38
7.4.60.0070.03316.31
7.4.50.0000.03116.35
7.4.40.0070.02722.77
7.4.30.0070.04316.52
7.4.00.0090.02214.64
7.3.330.0000.02113.18
7.3.320.0000.02113.12
7.3.310.0030.02016.34
7.3.300.0060.01616.26
7.3.290.0130.03016.25
7.3.280.0100.03616.20
7.3.270.0030.03717.40
7.3.260.0000.04116.47
7.3.250.0090.03316.29
7.3.240.0100.03016.14
7.3.230.0030.03816.39
7.3.210.0090.03116.23
7.3.200.0070.05519.39
7.3.190.0100.03116.51
7.3.180.0100.02716.22
7.3.170.0030.03616.27
7.3.160.0090.05416.36
7.3.120.0130.02315.02
7.2.330.0200.03416.62
7.2.320.0070.05916.72
7.2.310.0060.03816.32
7.2.300.0060.06516.71
7.2.290.0120.03416.63
7.2.60.0100.02216.94
7.1.200.0040.02815.64
7.1.70.0030.02817.13
7.1.60.0070.06019.32
7.1.50.0100.06316.99
7.1.00.0000.10022.40
7.0.200.0000.03816.72
7.0.140.0030.10722.01
7.0.100.0170.06019.96
7.0.90.0130.10720.13
7.0.80.0200.10319.91
7.0.70.0100.06719.91
7.0.60.0030.10719.88
7.0.50.0030.10720.38
7.0.40.0230.08320.03
7.0.30.0130.10720.04
7.0.20.0130.11020.10
7.0.10.0130.11320.14
7.0.00.0130.09720.10
5.6.280.0030.19321.02
5.6.250.0300.14020.49
5.6.240.0070.18320.69
5.6.230.0130.17020.65
5.6.220.0130.18020.57
5.6.210.0130.14320.66
5.6.200.0130.15020.94
5.6.190.0030.18021.02
5.6.180.0130.16320.96
5.6.170.0100.18721.08
5.6.160.0100.16721.11
5.6.150.0070.16320.93
5.6.140.0100.16021.13
5.6.130.0100.18020.96
5.6.120.0070.15321.13
5.6.110.0070.18021.10
5.6.100.0100.19320.91
5.6.90.0070.16721.01
5.6.80.0100.19020.46
5.6.70.0070.15020.47
5.6.60.0070.19720.40
5.6.50.0100.16020.44
5.6.40.0030.13020.46
5.6.30.0030.12020.44
5.6.20.0000.18020.30
5.6.10.0100.18020.30
5.6.00.0130.16320.51
5.5.380.0070.15020.41
5.5.370.0070.18320.51
5.5.360.0130.19020.36
5.5.350.0170.18320.42
5.5.340.0100.16320.79
5.5.330.0100.19320.76
5.5.320.0000.18720.91
5.5.310.0100.16720.73
5.5.300.0100.21720.75
5.5.290.0030.16020.83
5.5.280.0100.17720.87
5.5.270.0000.19020.72
5.5.260.0030.19020.76
5.5.250.0170.18320.64
5.5.240.0000.19320.18
5.5.230.0070.15720.09
5.5.220.0130.19320.23
5.5.210.0100.18020.27
5.5.200.0100.20320.18
5.5.190.0100.18719.98
5.5.180.0200.14019.99
5.5.160.0070.19320.24
5.5.150.0130.14720.21
5.5.140.0070.19320.23
5.5.130.0070.18320.14
5.5.120.0100.12020.08
5.5.110.0030.19720.11
5.5.100.0170.16020.07
5.5.90.0100.18720.07
5.5.80.0000.17020.16
5.5.70.0070.19320.05
5.5.60.0100.11320.15
5.5.50.0070.18320.08
5.5.40.0130.16719.93
5.5.30.0000.19020.09
5.5.20.0030.19720.13
5.5.10.0070.20319.96
5.5.00.0030.20019.97
5.4.450.0070.15719.29
5.4.440.0030.12319.30
5.4.430.0070.17019.41
5.4.420.0030.20019.29
5.4.410.0030.17719.23
5.4.400.0100.14318.96
5.4.390.0030.14019.13
5.4.380.0070.16719.12
5.4.370.0070.20019.14
5.4.360.0070.13318.81
5.4.350.0070.19319.14
5.4.340.0100.18319.12
5.4.320.0130.16319.05
5.4.310.0130.15319.03
5.4.300.0070.15719.10
5.4.290.0030.18718.94
5.4.280.0070.18318.94
5.4.270.0100.17019.23
5.4.260.0030.17319.03
5.4.250.0100.17719.05
5.4.240.0070.14019.05
5.4.230.0130.16319.07
5.4.220.0100.16019.02
5.4.210.0100.17719.04
5.4.200.0070.17319.05
5.4.190.0000.15018.80
5.4.180.0100.17018.89
5.4.170.0200.12319.21
5.4.160.0070.16019.00
5.4.150.0170.14319.00
5.4.140.0070.18316.23
5.4.130.0030.14316.20
5.4.120.0030.19716.22
5.4.110.0130.14716.26
5.4.100.0100.15716.42
5.4.90.0030.17016.40
5.4.80.0070.12716.40
5.4.70.0070.18316.20
5.4.60.0070.17316.18
5.4.50.0000.19016.23
5.4.40.0070.15716.46
5.4.30.0030.16016.20
5.4.20.0100.18716.16
5.4.10.0130.17316.40
5.4.00.0030.20015.74
5.3.290.0100.21314.66
5.3.280.0000.16314.53
5.3.270.0070.20314.42
5.3.260.0030.18714.57
5.3.250.0100.20714.52
5.3.240.0070.23314.42
5.3.230.0130.22714.41
5.3.220.0100.21714.54
5.3.210.0100.23714.50
5.3.200.0070.19314.40
5.3.190.0130.21314.57
5.3.180.0130.19014.43
5.3.170.0170.20714.51
5.3.160.0070.17314.56
5.3.150.0030.16014.41
5.3.140.0230.12314.52
5.3.130.0070.15314.48
5.3.120.0100.20314.55
5.3.110.0000.18014.52
5.3.100.0000.23313.89
5.3.90.0070.21314.02
5.3.80.0070.22013.95
5.3.70.0030.23713.87
5.3.60.0030.21713.93
5.3.50.0130.20013.80
5.3.40.0100.24313.94
5.3.30.0100.22313.89
5.3.20.0130.23013.67
5.3.10.0030.21713.59
5.3.00.0130.19713.54
5.2.170.0000.03711.61
5.2.160.0100.05311.61
5.2.150.0130.03011.61
5.2.140.0000.05311.61
5.2.130.0070.05711.61
5.2.120.0030.03711.61
5.2.110.0130.05711.61
5.2.100.0000.04311.61
5.2.90.0070.05711.61
5.2.80.0130.05711.61
5.2.70.0100.03711.61
5.2.60.0130.05711.61
5.2.50.0000.06311.61
5.2.40.0070.03011.61
5.2.30.0000.06311.61
5.2.20.0130.01711.61
5.2.10.0030.06311.61
5.2.00.0070.05711.61
5.1.60.0000.03311.61
5.1.50.0130.02311.61
5.1.40.0000.02711.61
5.1.30.0000.03011.61
5.1.20.0000.03311.61
5.1.10.0030.02711.61
5.1.00.0000.03011.61
5.0.50.0000.02311.61
5.0.40.0070.01311.61
5.0.30.0070.02711.61
5.0.20.0000.01711.61
5.0.10.0000.02011.61
5.0.00.0030.02711.61
4.4.90.0000.03711.61
4.4.80.0030.03711.61
4.4.70.0000.03011.61
4.4.60.0030.02711.61
4.4.50.0070.03311.61
4.4.40.0100.04711.61
4.4.30.0000.02311.61
4.4.20.0000.01711.61
4.4.10.0000.01711.61
4.4.00.0030.04711.61
4.3.110.0000.01711.61
4.3.100.0030.01011.61
4.3.90.0030.01711.61
4.3.80.0030.02011.61
4.3.70.0000.02311.61
4.3.60.0030.01711.61
4.3.50.0070.00711.61
4.3.40.0000.03011.61
4.3.30.0000.03711.61
4.3.20.0000.01711.61
4.3.10.0030.02311.61
4.3.00.0000.01311.61

preferences:
41.54 ms | 401 KiB | 5 Q