3v4l.org

run code in 300+ PHP versions simultaneously
<?php $subject='hello'; $level = 'maths'; echo $subject; if ($subject = 'hello' and $level = 'maths') echo 'this is cool'; else echo 'whats went wrong?';

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)
8.3.60.0170.00318.43
8.3.50.0100.01021.09
8.3.40.0090.00618.71
8.3.30.0140.00018.86
8.3.20.0070.00020.25
8.3.10.0040.00422.09
8.3.00.0060.00320.22
8.2.180.0080.00616.38
8.2.170.0120.00322.96
8.2.160.0040.01119.04
8.2.150.0030.00624.18
8.2.140.0150.00024.66
8.2.130.0060.00326.16
8.2.120.0030.00519.53
8.2.110.0050.00322.31
8.2.100.0110.00019.38
8.2.90.0000.00919.16
8.2.80.0000.00818.04
8.2.70.0050.00317.63
8.2.60.0000.00917.78
8.2.50.0030.00718.07
8.2.40.0080.00018.16
8.2.30.0000.01018.11
8.2.20.0000.00717.70
8.2.10.0040.00417.80
8.2.00.0090.00017.56
8.1.280.0140.00425.92
8.1.270.0040.00420.23
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0090.00023.82
8.1.230.0040.00819.22
8.1.220.0000.00817.78
8.1.210.0000.00918.77
8.1.200.0030.00917.22
8.1.190.0000.00817.30
8.1.180.0000.00818.80
8.1.170.0040.00418.51
8.1.160.0000.00722.02
8.1.150.0040.00418.66
8.1.140.0000.00717.40
8.1.130.0000.00717.75
8.1.120.0070.00017.43
8.1.110.0030.00517.34
8.1.100.0060.00317.42
8.1.90.0070.00017.43
8.1.80.0040.00417.44
8.1.70.0040.00417.29
8.1.60.0040.00417.63
8.1.50.0040.00417.54
8.1.40.0040.00417.36
8.1.30.0040.00417.52
8.1.20.0000.00817.57
8.1.10.0070.00017.36
8.1.00.0000.00817.39
8.0.300.0030.00318.77
8.0.290.0040.00417.05
8.0.280.0000.00718.41
8.0.270.0030.00317.18
8.0.260.0060.00316.77
8.0.250.0070.00016.84
8.0.240.0000.00816.82
8.0.230.0000.00716.98
8.0.220.0070.00016.81
8.0.210.0030.00316.74
8.0.200.0080.00016.85
8.0.190.0000.00816.93
8.0.180.0000.00916.96
8.0.170.0080.00016.91
8.0.160.0080.00016.89
8.0.150.0040.00316.77
8.0.140.0030.00416.82
8.0.130.0000.00513.30
8.0.120.0040.00416.87
8.0.110.0030.00616.88
8.0.100.0000.00716.92
8.0.90.0000.00716.86
8.0.80.0090.00616.86
8.0.70.0070.00016.86
8.0.60.0020.00516.90
8.0.50.0050.00216.73
8.0.30.0120.00517.09
8.0.20.0100.00817.40
8.0.10.0040.00417.02
8.0.00.0070.01316.86
7.4.330.0000.00515.00
7.4.320.0000.00616.59
7.4.300.0000.00616.57
7.4.290.0040.00416.48
7.4.280.0080.00416.57
7.4.270.0030.00316.61
7.4.260.0030.00316.43
7.4.250.0050.00216.38
7.4.240.0030.00316.56
7.4.230.0000.00616.67
7.4.220.0070.01016.57
7.4.210.0070.00816.49
7.4.200.0000.00816.62
7.4.190.0000.00716.63
7.4.160.0130.00316.47
7.4.150.0170.00017.40
7.4.140.0100.00817.86
7.4.130.0090.00916.40
7.4.120.0110.00816.47
7.4.110.0150.00616.54
7.4.100.0070.01716.43
7.4.90.0060.01216.39
7.4.80.0070.01119.39
7.4.70.0120.00416.42
7.4.60.0060.01016.48
7.4.50.0030.00316.38
7.4.40.0060.01022.77
7.4.30.0090.00616.46
7.4.00.0070.01014.80
7.3.330.0000.00613.02
7.3.320.0000.00613.07
7.3.310.0000.00816.02
7.3.300.0000.00616.17
7.3.290.0090.00616.24
7.3.280.0090.00916.17
7.3.270.0100.00717.40
7.3.260.0070.01016.21
7.3.250.0190.00316.27
7.3.240.0030.01416.36
7.3.230.0030.01416.42
7.3.210.0120.00916.29
7.3.200.0110.01119.39
7.3.190.0060.01616.43
7.3.180.0100.00716.41
7.3.170.0090.01216.43
7.3.160.0060.00916.26
7.3.120.0080.00414.97
7.2.330.0090.00916.37
7.2.320.0030.01516.30
7.2.310.0120.00616.59
7.2.300.0060.01116.26
7.2.290.0110.00516.65
7.2.80.0080.00416.34
7.1.200.0110.00415.70
7.1.70.0000.00816.86
7.1.60.0110.00717.27
7.1.50.0100.01416.70
7.1.00.0030.03722.45
7.0.200.0070.00316.92
7.0.140.0170.05722.21
7.0.60.0130.08019.93
7.0.50.0030.07717.82
7.0.40.0070.07320.09
7.0.30.0270.07020.04
7.0.20.0200.05320.00
7.0.10.0130.04320.20
7.0.00.0070.08020.20
5.6.280.0130.06321.12
5.6.210.0030.07020.66
5.6.200.0000.04318.19
5.6.190.0000.09720.41
5.6.180.3400.04720.35
5.6.170.0330.04720.45
5.6.160.0200.06720.54
5.6.150.0070.06718.21
5.6.140.0030.04318.09
5.6.130.0000.05018.12
5.6.120.0100.07320.96
5.6.110.0100.08320.99
5.6.100.0070.03721.10
5.6.90.0000.04321.12
5.6.80.0100.07320.36
5.6.70.0300.06720.27
5.5.350.0200.08020.49
5.5.340.0030.07317.89
5.5.330.0030.08020.21
5.5.320.0300.07320.24
5.5.310.0230.05020.24
5.5.300.0070.05317.98
5.5.290.0070.08018.00
5.5.280.0130.07720.86
5.5.270.0130.07720.66
5.5.260.0030.07020.88
5.5.250.0070.06320.61
5.5.240.0100.07020.06
5.4.450.2230.05019.11
5.4.440.1900.05019.40
5.4.430.1970.04019.56
5.4.420.2100.04019.14
5.4.410.2100.04319.28
5.4.400.2200.04319.13
5.4.390.1970.04019.08
5.4.380.0330.06019.07
5.4.370.0200.07018.89
5.4.360.0170.05018.77
5.4.350.0270.03718.89
5.4.340.0200.05019.25
5.4.320.0200.08019.13
5.4.310.0230.04018.88
5.4.300.0170.05019.07
5.4.290.0230.05719.23
5.4.280.0170.04719.08
5.4.270.0200.05019.06
5.4.260.0200.05318.77
5.4.250.0230.06718.88
5.4.240.0230.05719.23
5.4.230.0200.06019.21
5.4.220.0230.06319.21
5.4.210.0200.03718.93
5.4.200.0370.07018.80
5.4.190.0170.05319.15
5.4.180.0200.04718.92
5.4.170.0300.06018.92
5.4.160.0230.05318.89
5.4.150.0230.07719.07
5.4.140.0200.06716.26
5.4.130.0200.04016.25
5.4.120.0230.06716.26
5.4.110.0070.06016.09
5.4.100.0270.06316.22
5.4.90.0170.06016.42
5.4.80.0300.06316.37
5.4.70.0200.05316.44
5.4.60.0270.03316.31
5.4.50.0200.04716.47
5.4.40.0230.05716.36
5.4.30.0130.04716.47
5.4.20.0330.05716.27
5.4.10.0300.03716.43
5.4.00.0200.03315.72
5.3.290.0170.05014.52
5.3.280.0100.05714.65
5.3.270.0170.07714.43
5.3.260.0170.05014.44
5.3.250.0200.05314.44
5.3.240.0200.05714.62
5.3.230.0230.03714.53
5.3.220.0200.04714.53
5.3.210.0200.05714.40
5.3.200.0100.04714.43
5.3.190.0170.03714.51
5.3.180.0200.04314.40
5.3.170.0200.05314.60
5.3.160.0170.04014.39
5.3.150.0230.04314.39
5.3.140.0170.03714.38
5.3.130.0130.04014.53
5.3.120.0070.04014.40
5.3.110.0030.04014.37
5.3.100.0200.03013.89
5.3.90.0130.04014.04
5.3.80.0170.03713.79
5.3.70.0170.03713.96
5.3.60.0100.04313.77
5.3.50.0200.04313.85
5.3.40.0230.03013.80
5.3.30.0200.04013.85
5.3.20.0300.03313.58
5.3.10.0230.03313.75
5.3.00.0230.04013.54
5.2.170.0170.02711.20
5.2.160.0100.04311.17
5.2.150.0130.03011.09
5.2.140.0170.02711.30
5.2.130.0230.03010.96
5.2.120.0230.04311.01
5.2.110.0330.03311.04
5.2.100.0070.03310.93
5.2.90.0230.05311.04
5.2.80.0200.03310.94
5.2.70.0100.03311.14
5.2.60.0130.03010.89
5.2.50.0200.02710.85
5.2.40.0170.05310.83
5.2.30.0230.03710.91
5.2.20.0100.03710.96
5.2.10.0200.05710.73
5.2.00.0170.03010.86
5.1.60.0070.03010.00
5.1.50.0130.0339.91
5.1.40.0100.02310.05
5.1.30.0130.02310.40
5.1.20.0100.02710.21
5.1.10.0130.03010.22
5.1.00.0000.0379.96
5.0.50.0100.0178.52
5.0.40.0000.0208.30
5.0.30.0030.0338.38
5.0.20.0000.0208.15
5.0.10.0070.0378.29
5.0.00.0230.0378.23
4.4.90.0630.0138.15
4.4.80.0570.0178.15
4.4.70.0800.0138.15
4.4.60.0600.0208.15
4.4.50.0770.0238.15
4.4.40.0870.0338.15
4.4.30.0830.0208.15
4.4.20.0700.0208.15
4.4.10.0630.0208.15
4.4.00.0770.0278.15
4.3.110.0730.0178.15
4.3.100.0870.0238.15
4.3.90.0630.0178.15
4.3.80.0770.0278.15
4.3.70.0700.0178.15
4.3.60.0670.0178.15
4.3.50.0670.0208.15
4.3.40.0730.0308.15
4.3.30.0200.0208.15
4.3.20.0430.0138.15
4.3.10.0330.0208.15
4.3.00.0000.0178.15

preferences:
48.76 ms | 401 KiB | 5 Q