3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = $b ?? 99; var_dump($a);

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)
8.3.60.0180.00316.50
8.3.50.0150.00017.93
8.3.40.0120.00318.57
8.3.30.0080.00618.55
8.3.20.0040.00420.16
8.3.10.0050.00321.73
8.3.00.0000.00817.38
8.2.180.0120.00318.11
8.2.170.0070.00722.96
8.2.160.0100.00320.10
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00517.38
8.2.110.0030.00620.58
8.2.100.0040.00817.66
8.2.90.0030.00619.22
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0070.00018.04
8.2.50.0100.00018.07
8.2.40.0050.00319.23
8.2.30.0000.00720.60
8.2.20.0080.00017.61
8.2.10.0040.00417.86
8.2.00.0040.00417.98
8.1.280.0080.00825.92
8.1.270.0030.00523.77
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0090.00321.99
8.1.230.0110.00022.16
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0040.00417.21
8.1.180.0080.00018.10
8.1.170.0000.00818.96
8.1.160.0050.00321.95
8.1.150.0040.00418.80
8.1.140.0000.00819.55
8.1.130.0030.00317.63
8.1.120.0050.00217.37
8.1.110.0070.00017.37
8.1.100.0000.00717.45
8.1.90.0020.00517.45
8.1.80.0030.00517.38
8.1.70.0000.00717.29
8.1.60.0030.00617.43
8.1.50.0040.00417.41
8.1.40.0020.00517.51
8.1.30.0080.00017.64
8.1.20.0000.00717.48
8.1.10.0080.00017.50
8.1.00.0000.00817.39
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0070.00018.27
8.0.270.0070.00017.19
8.0.260.0060.00017.17
8.0.250.0030.00516.82
8.0.240.0000.00716.90
8.0.230.0030.00316.80
8.0.220.0000.00816.75
8.0.210.0000.00716.81
8.0.200.0000.00716.88
8.0.190.0000.00816.87
8.0.180.0080.00016.82
8.0.170.0040.00416.82
8.0.160.0030.00416.79
8.0.150.0050.00216.71
8.0.140.0070.00016.82
8.0.130.0060.00013.28
8.0.120.0080.00016.83
8.0.110.0040.00416.66
8.0.100.0040.00416.65
8.0.90.0030.00316.72
8.0.80.0090.00616.79
8.0.70.0000.00716.72
8.0.60.0000.00816.71
8.0.50.0050.00316.86
8.0.30.0070.01116.96
8.0.20.0080.01017.40
8.0.10.0030.00516.76
8.0.00.0100.00916.61
7.4.330.0020.00215.08
7.4.320.0030.00316.36
7.4.300.0070.00016.39
7.4.290.0000.00716.51
7.4.280.0040.00416.51
7.4.270.0030.00316.38
7.4.260.0030.00316.48
7.4.250.0080.00016.53
7.4.240.0000.00716.43
7.4.230.0000.00716.47
7.4.220.0110.00416.47
7.4.210.0090.00916.45
7.4.200.0030.00316.52
7.4.160.0090.00916.54
7.4.150.0110.00717.40
7.4.140.0150.00717.86
7.4.130.0140.00416.41
7.4.120.0060.01016.33
7.4.110.0060.01216.56
7.4.100.0130.00916.70
7.4.90.0190.00616.22
7.4.80.0140.00519.39
7.4.70.0070.01016.51
7.4.60.0060.00916.48
7.4.50.0000.00816.59
7.4.40.0170.00616.21
7.4.30.0030.01416.48
7.4.00.0100.00714.98
7.3.330.0030.00313.17
7.3.320.0020.00213.02
7.3.310.0030.00316.08
7.3.300.0030.00316.22
7.3.290.0060.00916.15
7.3.280.0060.00916.18
7.3.270.0060.01217.40
7.3.260.0070.01116.30
7.3.250.0070.01116.14
7.3.240.0090.00716.17
7.3.230.0060.01316.39
7.3.210.0070.01016.10
7.3.200.0000.01616.16
7.3.190.0060.01016.14
7.3.180.0080.00816.01
7.3.170.0090.00616.27
7.3.160.0140.00616.22
7.3.10.0090.00616.44
7.3.00.0070.00316.27
7.2.330.0070.01016.22
7.2.320.0110.00616.43
7.2.310.0110.00816.48
7.2.300.0030.01416.21
7.2.290.0090.01216.32
7.2.130.0040.00716.90
7.2.120.0030.00916.75
7.2.110.0080.00416.78
7.2.100.0130.00016.74
7.2.90.0030.00916.65
7.2.80.0000.01116.70
7.2.70.0090.00616.90
7.2.60.0060.00816.69
7.2.50.0000.01316.84
7.2.40.0000.01016.62
7.2.30.0040.00716.51
7.2.20.0030.00716.80
7.2.10.0030.00616.42
7.2.00.0060.00617.78
7.1.250.0030.00715.53
7.1.200.0110.00315.64
7.1.100.0100.01017.42
7.1.70.0040.00417.15
7.1.60.0040.02119.43
7.1.50.0030.01716.99
7.1.00.0030.07722.51
7.0.200.1240.00614.48
7.0.60.0070.05319.92
7.0.50.0070.08017.76
7.0.40.0070.04019.90
7.0.30.0030.08320.19
7.0.20.0300.06720.20
7.0.10.0070.04320.00
7.0.00.0070.05720.34
5.6.280.0100.06320.91
5.6.210.0070.08320.64
5.6.200.0000.04718.12
5.6.190.0070.07720.61
5.6.180.0370.04720.48
5.6.170.0130.04720.46
5.6.160.0030.08720.44
5.6.150.0000.04318.23
5.6.140.0030.06318.21
5.6.130.0070.04718.27
5.6.120.0100.08021.03
5.6.110.0170.07020.98
5.6.100.0130.07321.00
5.6.90.0070.08721.02
5.6.80.0100.05720.43
5.5.350.0230.06020.38
5.5.340.0100.08017.99
5.5.330.0100.05020.32
5.5.320.0270.03720.34
5.5.310.0370.06720.27
5.5.300.0000.04317.91
5.5.290.0070.07318.04
5.5.280.0130.08020.84
5.5.270.0000.04320.75
5.5.260.0070.08720.79
5.5.250.0130.07320.57
5.5.240.0070.05320.01
5.4.450.0170.06319.31
5.4.440.0130.06019.63
5.4.430.0230.04719.45
5.4.420.0130.05719.58
5.4.410.0230.05319.07
5.4.400.0100.06719.29
5.4.390.0230.05318.98
5.4.380.0270.04718.96
5.4.370.0230.05019.38
5.4.360.0270.04319.06
5.4.350.0200.05019.03
5.4.340.0100.06019.29
5.4.320.0170.05319.29
5.4.310.0100.05719.28
5.4.300.0200.05019.14
5.4.290.0070.06019.05
5.4.280.0070.06319.06
5.4.270.0300.05319.19
5.4.260.0100.05719.12
5.4.250.0100.06019.14
5.4.240.0200.04719.12
5.4.230.0030.06318.86
5.4.220.0130.05719.14
5.4.210.0200.05019.12
5.4.200.0070.06319.00
5.4.190.0100.06019.14
5.4.180.0200.05019.25
5.4.170.0170.05019.37
5.4.160.0170.07318.94
5.4.150.0330.07718.81
5.4.140.0130.06316.56
5.4.130.0130.05316.71
5.4.120.0200.04716.40
5.4.110.0170.05016.61
5.4.100.0100.05316.57
5.4.90.0170.04716.42
5.4.80.0170.04716.40
5.4.70.0100.05316.60
5.4.60.0130.05316.55
5.4.50.0170.04716.22
5.4.40.0100.05316.59
5.4.30.0230.04316.61
5.4.20.0170.04716.57
5.4.10.0130.05016.48
5.4.00.0100.05315.85

preferences:
53.54 ms | 401 KiB | 5 Q