3v4l.org

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

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)
8.3.60.0140.00716.63
8.3.50.0150.00017.96
8.3.40.0130.00319.02
8.3.30.0140.00718.63
8.3.20.0080.00022.07
8.3.10.0110.00423.65
8.3.00.0030.00619.85
8.2.180.0200.00316.63
8.2.170.0090.00622.96
8.2.160.0070.00720.52
8.2.150.0090.00924.18
8.2.140.0160.00324.66
8.2.130.0060.00321.07
8.2.120.0150.00426.35
8.2.110.0070.00322.19
8.2.100.0060.00617.80
8.2.90.0030.00619.05
8.2.80.0000.00717.97
8.2.70.0080.00017.50
8.2.60.0030.00517.91
8.2.50.0050.00318.07
8.2.40.0070.00022.32
8.2.30.0070.00020.48
8.2.20.0040.00417.67
8.2.10.0040.00417.98
8.2.00.0040.00417.95
8.1.280.0090.00925.92
8.1.270.0040.00422.01
8.1.260.0060.00328.09
8.1.250.0060.00328.09
8.1.240.0040.00423.83
8.1.230.0140.00019.15
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0060.00317.22
8.1.190.0080.00016.98
8.1.180.0050.00518.10
8.1.170.0000.00818.33
8.1.160.0050.00320.57
8.1.150.0030.00518.70
8.1.140.0050.00517.17
8.1.130.0030.00317.52
8.1.120.0040.00417.22
8.1.110.0040.00417.23
8.1.100.0000.00717.23
8.1.90.0000.00817.32
8.1.80.0050.00217.29
8.1.70.0000.00717.13
8.1.60.0040.00417.33
8.1.50.0090.00017.39
8.1.40.0000.00817.25
8.1.30.0000.00817.43
8.1.20.0000.00717.48
8.1.10.0060.00317.43
8.1.00.0040.00417.23
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0040.00418.31
8.0.270.0070.00016.75
8.0.260.0000.00817.05
8.0.250.0070.00016.89
8.0.240.0060.00016.79
8.0.230.0040.00416.86
8.0.220.0050.00216.81
8.0.210.0070.00016.86
8.0.200.0070.00016.85
8.0.190.0050.00516.80
8.0.180.0040.00416.75
8.0.170.0000.00716.82
8.0.160.0070.00016.91
8.0.150.0000.00716.69
8.0.140.0070.00016.78
8.0.130.0060.00013.25
8.0.120.0050.00216.78
8.0.110.0020.00516.70
8.0.100.0000.00816.70
8.0.90.0040.00316.84
8.0.80.0040.01016.82
8.0.70.0070.00016.86
8.0.60.0050.00316.61
8.0.50.0000.00716.81
8.0.30.0120.00716.89
8.0.20.0120.00617.40
8.0.10.0040.00416.80
8.0.00.0060.01116.66
7.4.330.0050.00016.86
7.4.320.0030.00316.45
7.4.300.0040.00416.39
7.4.290.0000.00716.37
7.4.280.0080.00016.25
7.4.270.0030.00316.32
7.4.260.0000.00716.34
7.4.250.0030.00516.42
7.4.240.0030.00316.32
7.4.230.0000.00716.46
7.4.220.0060.01516.57
7.4.210.0060.00916.40
7.4.200.0070.00016.32
7.4.160.0160.00016.33
7.4.150.0140.00717.40
7.4.140.0140.00817.86
7.4.130.0090.00916.35
7.4.120.0090.00916.37
7.4.110.0130.00316.36
7.4.100.0090.01216.23
7.4.90.0100.00716.66
7.4.80.0070.01019.39
7.4.70.0040.01216.36
7.4.60.0080.00816.45
7.4.50.0000.01316.09
7.4.40.0060.01216.48
7.4.30.0120.01016.44
7.4.00.0080.00814.79
7.3.330.0050.00013.09
7.3.320.0000.00513.10
7.3.310.0030.00316.21
7.3.300.0000.00916.16
7.3.290.0050.01316.22
7.3.280.0080.01116.23
7.3.270.0150.00317.40
7.3.260.0060.01016.27
7.3.250.0150.00616.24
7.3.240.0160.00416.14
7.3.230.0130.00316.39
7.3.210.0130.00316.24
7.3.200.0030.01216.19
7.3.190.0070.01016.11
7.3.180.0120.00916.29
7.3.170.0110.00516.29
7.3.160.0060.00916.42
7.2.330.0060.01216.60
7.2.320.0120.00916.64
7.2.310.0060.01216.53
7.2.300.0080.00816.58
7.2.290.0100.00716.20
7.2.110.0180.01116.24
7.2.60.0070.00716.78
7.2.00.0090.00319.27
7.1.200.0060.00615.80
7.1.100.0070.00318.09
7.1.70.0060.00617.16
7.1.60.0070.01119.52
7.1.50.0130.01016.89
7.1.00.0000.08022.36
7.0.200.0040.00416.67
7.0.60.0100.08320.01
7.0.50.0000.04017.89
7.0.40.0000.09020.23
7.0.30.0270.05720.13
7.0.20.0330.06320.30
7.0.10.0100.08720.16
7.0.00.0100.07320.32
5.6.210.0130.07320.56
5.6.200.0100.06718.23
5.6.190.0100.03720.40
5.6.180.0170.04320.63
5.6.170.0270.06320.48
5.6.160.0070.08020.44
5.6.150.0100.06318.18
5.6.140.0100.08018.18
5.6.130.0230.03718.20
5.6.120.0100.07321.00
5.6.110.0100.06720.98
5.6.100.0070.09020.95
5.6.90.0170.06720.99
5.6.80.0170.07020.53
5.5.350.0100.07720.49
5.5.340.0100.07717.95
5.5.330.0000.05320.21
5.5.320.0100.08720.42
5.5.310.0200.04320.27
5.5.300.0100.03717.97
5.5.290.0030.05018.09
5.5.280.0100.07020.65
5.5.270.0100.05020.71
5.5.260.0170.07720.79
5.5.250.0030.07720.61
5.5.240.0270.03320.28

preferences:
61.27 ms | 401 KiB | 5 Q