3v4l.org

run code in 300+ PHP versions simultaneously
<?php putenv('TEST=PHP_SELF'); $test = getenv('TEST'); echo 'TEST = ' .$test.' '; putenv('TEST1=TEST'); $test1 = getenv('TEST1'); echo 'TEST1 = ' .$test1;

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)
8.3.40.0090.00618.71
8.3.30.0060.01318.98
8.3.20.0000.00720.04
8.3.10.0040.00421.92
8.3.00.0000.01122.40
8.2.170.0100.00722.96
8.2.160.0140.00020.97
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0080.00017.50
8.2.110.0100.00019.24
8.2.100.0060.00617.74
8.2.90.0040.00419.23
8.2.80.0000.00817.97
8.2.70.0030.00517.63
8.2.60.0090.00017.93
8.2.50.0000.00818.10
8.2.40.0040.00420.41
8.2.30.0000.00817.95
8.2.20.0000.00717.64
8.2.10.0000.00817.72
8.2.00.0000.00717.75
8.1.270.0070.00722.24
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.20
8.1.230.0100.00417.60
8.1.220.0070.00017.78
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0040.00417.23
8.1.180.0000.00918.10
8.1.170.0040.00418.59
8.1.160.0050.00322.13
8.1.150.0000.00718.67
8.1.140.0080.00017.31
8.1.130.0030.00317.86
8.1.120.0060.00317.29
8.1.110.0000.00717.41
8.1.100.0000.00717.32
8.1.90.0000.00717.48
8.1.80.0000.00717.36
8.1.70.0000.00817.32
8.1.60.0050.00317.59
8.1.50.0030.00617.39
8.1.40.0040.00417.54
8.1.30.0090.00017.53
8.1.20.0000.00817.65
8.1.10.0000.00717.37
8.1.00.0030.00617.44
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00618.45
8.0.270.0030.00317.25
8.0.260.0030.00316.69
8.0.250.0000.00716.93
8.0.240.0000.00716.85
8.0.230.0070.00016.95
8.0.220.0000.00716.78
8.0.210.0040.00416.82
8.0.200.0060.00016.92
8.0.190.0060.00317.01
8.0.180.0080.00016.90
8.0.170.0000.00816.96
8.0.160.0080.00016.86
8.0.150.0050.00216.89
8.0.140.0000.00716.83
8.0.130.0030.00313.33
8.0.120.0040.00416.94
8.0.110.0070.00016.80
8.0.100.0000.00716.87
8.0.90.0040.00316.73
8.0.80.0060.01316.77
8.0.70.0070.00016.70
8.0.60.0050.00216.77
8.0.50.0070.00016.69
8.0.30.0140.00617.13
8.0.20.0120.00617.40
8.0.10.0000.00816.94
8.0.00.0130.00616.79
7.4.330.0030.00315.00
7.4.320.0000.00616.48
7.4.300.0000.00616.44
7.4.290.0040.00416.30
7.4.280.0030.00316.32
7.4.270.0030.00316.45
7.4.260.0030.00716.41
7.4.250.0070.00016.46
7.4.240.0050.00216.55
7.4.230.0000.00716.55
7.4.220.0100.01716.56
7.4.210.0070.00816.57
7.4.200.0000.00716.61
7.4.190.0070.00016.59
7.4.160.0090.00616.52
7.4.150.0100.00717.40
7.4.140.0120.00717.86
7.4.130.0120.00916.44
7.4.120.0040.01216.37
7.4.110.0030.01816.28
7.4.100.0170.00716.41
7.4.90.0090.00916.50
7.4.80.0130.00719.39
7.4.70.0070.01016.41
7.4.60.0030.01316.44
7.4.50.0080.00016.34
7.4.40.0030.01222.77
7.4.30.0160.00016.51
7.4.00.0130.00315.04
7.3.330.0030.00313.13
7.3.320.0050.00012.98
7.3.310.0000.00716.16
7.3.300.0040.00416.17
7.3.290.0060.00816.20
7.3.280.0090.00816.25
7.3.270.0140.00317.40
7.3.260.0070.01116.41
7.3.250.0130.00616.27
7.3.240.0120.00816.44
7.3.230.0100.01016.39
7.3.210.0090.00916.35
7.3.200.0060.01019.39
7.3.190.0130.01016.63
7.3.180.0160.00016.19
7.3.170.0030.01716.36
7.3.160.0090.00916.53
7.3.120.0070.00714.72
7.2.330.0030.01416.73
7.2.320.0100.01816.73
7.2.310.0080.00816.72
7.2.300.0060.00916.62
7.2.290.0060.01216.68
7.1.70.0160.00416.95
7.1.60.0090.01519.82
7.1.50.0100.01316.64
7.1.00.0030.07722.31
7.0.200.0000.00716.63
7.0.140.0070.07022.15
7.0.60.0100.04319.81
7.0.50.0130.04317.79
7.0.40.0170.08020.16
7.0.30.0400.07320.00
7.0.20.0270.05020.16
7.0.10.0030.04320.09
7.0.00.0070.03720.15
5.6.280.0000.07721.08
5.6.210.0130.07320.69
5.6.200.0030.08318.09
5.6.190.0100.08320.63
5.6.180.0070.05020.39
5.6.170.0270.05720.51
5.6.160.0030.07320.32
5.6.150.0100.08018.07
5.6.140.0030.04718.07
5.6.130.0130.06318.19
5.6.120.0030.04720.90
5.6.110.0170.07720.95
5.6.100.0200.07720.97
5.6.90.0100.08720.89
5.6.80.0130.08020.50
5.5.350.0170.06720.38
5.5.340.0070.08317.91
5.5.330.0000.04720.20
5.5.320.2130.05020.21
5.5.310.0300.08020.13
5.5.300.0230.04017.91
5.5.290.0100.07717.87
5.5.280.0100.08320.84
5.5.270.0030.09320.77
5.5.260.0130.08020.63
5.5.250.0030.04020.54
5.5.240.0070.07320.18
5.4.450.0570.04019.39
5.4.440.0270.05019.53
5.4.430.0230.04719.43
5.4.420.0030.06319.42
5.4.410.0100.05318.87
5.4.400.0030.06018.60
5.4.390.0200.04018.63
5.4.380.0170.06318.50
5.4.370.0430.04318.71
5.4.360.0700.05718.46
5.4.350.0400.04318.56
5.4.340.0330.05718.61
5.4.320.0080.04112.45
5.4.310.0070.03712.45
5.4.300.0070.04412.45
5.4.290.0070.05212.45
5.4.280.0060.03412.35
5.4.270.0170.06718.91
5.4.260.0170.07018.64
5.4.250.0200.06718.64
5.4.240.0100.06318.88
5.4.230.0170.04319.02
5.4.220.0130.07018.87
5.4.210.0170.05318.69
5.4.200.0100.04718.76
5.4.190.0170.07018.91
5.4.180.0070.08018.86
5.4.170.0200.05018.73
5.4.160.0130.04718.63
5.4.150.0100.06018.97
5.4.140.0130.04716.48
5.4.130.0170.06016.26
5.4.120.0130.05016.29
5.4.110.0070.05716.28
5.4.100.0070.06716.49
5.4.90.0000.05716.23
5.4.80.0000.05716.37
5.4.70.0070.05016.27
5.4.60.0170.04016.32
5.4.50.0170.04016.37
5.4.40.0130.05316.43
5.4.30.0130.04716.20
5.4.20.0170.06016.46
5.4.10.0170.04316.46
5.4.00.0070.06715.92
5.3.290.0050.04412.80
5.3.280.0100.05714.45
5.3.270.0170.04714.48
5.3.260.0100.05014.30
5.3.250.0070.05314.37
5.3.240.0000.05714.61
5.3.230.0030.07314.43
5.3.220.0030.07314.45
5.3.210.0030.05714.48
5.3.200.0270.04314.43
5.3.190.0170.06014.61
5.3.180.0100.06714.45
5.3.170.0100.05714.41
5.3.160.0100.07014.44
5.3.150.0070.07714.71
5.3.140.0070.04714.43
5.3.130.0070.06014.56
5.3.120.0030.07314.54
5.3.110.0070.05714.39
5.3.100.0070.07013.80
5.3.90.0130.04713.90
5.3.80.0030.05313.80
5.3.70.0170.04313.88
5.3.60.0130.06013.83
5.3.50.0030.05713.80
5.3.40.0200.05713.82
5.3.30.0130.04713.61
5.3.20.0030.05313.84
5.3.10.0070.04713.69
5.3.00.0030.05713.47
5.2.170.0100.05711.15
5.2.160.0000.04711.16
5.2.150.0100.04311.15
5.2.140.0070.05711.14
5.2.130.0030.06011.09
5.2.120.0100.05311.09
5.2.110.0070.04011.03
5.2.100.0130.04710.98
5.2.90.0100.03311.11
5.2.80.0130.04711.00
5.2.70.0030.04310.97
5.2.60.0070.04011.06
5.2.50.0200.02710.78
5.2.40.0070.04010.91
5.2.30.0100.03710.90
5.2.20.0030.04010.90
5.2.10.0070.03711.01
5.2.00.0070.03710.62
5.1.60.0070.03010.05
5.1.50.0100.02710.05
5.1.40.0130.0439.75
5.1.30.0030.03710.41
5.1.20.0030.03710.25
5.1.10.0130.04310.25
5.1.00.0070.03710.00
5.0.50.0070.0308.31
5.0.40.0070.0238.29
5.0.30.0070.0378.39
5.0.20.0030.0278.16
5.0.10.0030.0308.22
5.0.00.0100.0337.98
4.4.90.0070.0177.32
4.4.80.0070.0277.32
4.4.70.0000.0237.32
4.4.60.0070.0237.32
4.4.50.0070.0277.32
4.4.40.0070.0307.32
4.4.30.0030.0277.32
4.4.20.0070.0237.32
4.4.10.0030.0207.32
4.4.00.0000.0477.32
4.3.110.0000.0277.32
4.3.100.0000.0237.32
4.3.90.0030.0207.32
4.3.80.0030.0407.32
4.3.70.0070.0177.32
4.3.60.0030.0207.32
4.3.50.0030.0307.32
4.3.40.0030.0337.32
4.3.30.0100.0177.32
4.3.20.0070.0237.32
4.3.10.0070.0237.32
4.3.00.0030.01713.33

preferences:
40.5 ms | 400 KiB | 5 Q