3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v = ["1" => "Ha!"]; $var = $v[2] ?? "test"; echo $var;

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)
8.3.60.0070.01118.18
8.3.50.0090.00617.87
8.3.40.0090.00618.77
8.3.30.0070.00718.39
8.3.20.0080.00020.33
8.3.10.0040.00420.48
8.3.00.0040.00421.73
8.2.180.0100.01016.50
8.2.170.0150.00322.96
8.2.160.0130.00322.17
8.2.150.0030.00524.18
8.2.140.0000.00724.66
8.2.130.0060.00320.89
8.2.120.0080.00026.35
8.2.110.0000.01120.52
8.2.100.0060.00618.05
8.2.90.0000.00719.20
8.2.80.0030.00517.97
8.2.70.0040.00417.63
8.2.60.0030.00617.80
8.2.50.0060.00318.09
8.2.40.0060.00322.28
8.2.30.0070.00019.41
8.2.20.0050.00217.65
8.2.10.0000.00818.07
8.2.00.0000.00718.04
8.1.280.0110.00725.92
8.1.270.0090.00922.03
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0040.00423.82
8.1.230.0070.00317.96
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00317.13
8.1.190.0080.00017.13
8.1.180.0060.00318.10
8.1.170.0000.00818.47
8.1.160.0000.00720.73
8.1.150.0040.00418.73
8.1.140.0030.00519.44
8.1.130.0000.00717.52
8.1.120.0050.00217.27
8.1.110.0070.00017.26
8.1.100.0050.00217.38
8.1.90.0000.00817.34
8.1.80.0040.00417.27
8.1.70.0000.00717.29
8.1.60.0030.00617.44
8.1.50.0000.00817.43
8.1.40.0050.00317.45
8.1.30.0040.00417.54
8.1.20.0030.00517.47
8.1.10.0000.00717.53
8.1.00.0060.00317.51
8.0.300.0050.00218.77
8.0.290.0000.00716.63
8.0.280.0040.00418.34
8.0.270.0000.00817.18
8.0.260.0030.00317.25
8.0.250.0000.00716.96
8.0.240.0070.00016.91
8.0.230.0030.00316.87
8.0.220.0000.00816.70
8.0.210.0030.00416.73
8.0.200.0000.00616.92
8.0.190.0080.00016.71
8.0.180.0030.00516.83
8.0.170.0040.00416.72
8.0.160.0030.00316.72
8.0.150.0000.00716.80
8.0.140.0030.00616.76
8.0.130.0060.00013.24
8.0.120.0000.00816.73
8.0.110.0070.00016.71
8.0.100.0040.00416.88
8.0.90.0000.00716.69
8.0.80.0060.01016.73
8.0.70.0000.00716.77
8.0.60.0000.00816.71
8.0.50.0000.00716.75
8.0.30.0110.00817.03
8.0.20.0110.00817.40
8.0.10.0030.00516.94
8.0.00.0110.00816.72
7.4.330.0000.00516.89
7.4.320.0060.00016.46
7.4.300.0070.00016.55
7.4.290.0030.00316.44
7.4.280.0060.00316.50
7.4.270.0030.00316.54
7.4.260.0030.00516.44
7.4.250.0040.00416.45
7.4.240.0000.00816.39
7.4.230.0000.00716.54
7.4.220.0120.00616.57
7.4.210.0090.00616.48
7.4.200.0000.00716.39
7.4.160.0060.00916.45
7.4.150.0150.00317.40
7.4.140.0070.01517.86
7.4.130.0100.00916.50
7.4.120.0080.00916.60
7.4.110.0140.00416.52
7.4.100.0090.00816.40
7.4.90.0070.01016.57
7.4.80.0200.00319.39
7.4.70.0000.01716.54
7.4.60.0070.01016.52
7.4.50.0030.00916.10
7.4.40.0120.01216.20
7.4.30.0140.00316.17
7.4.00.0070.01014.83
7.3.330.0000.00613.14
7.3.320.0030.00313.00
7.3.310.0040.00416.45
7.3.300.0030.00316.24
7.3.290.0040.00416.16
7.3.280.0110.00416.26
7.3.270.0030.01417.40
7.3.260.0120.00716.49
7.3.250.0110.00816.35
7.3.240.0110.01016.41
7.3.230.0090.00916.39
7.3.210.0100.01016.54
7.3.200.0120.00616.25
7.3.190.0120.00316.14
7.3.180.0030.01716.34
7.3.170.0070.01016.21
7.3.160.0110.00616.21
7.2.330.0150.00916.63
7.2.320.0060.01216.43
7.2.310.0030.01416.43
7.2.300.0000.01616.61
7.2.290.0090.00616.66
7.2.60.0070.00616.92
7.2.00.0060.00619.38
7.1.200.0030.01015.77
7.1.100.0110.00618.18
7.1.70.0040.00417.03
7.1.60.0120.01219.19
7.1.50.0110.00416.99
7.1.00.0000.07722.54
7.0.200.0310.00314.32
7.0.60.0100.08321.61
7.0.50.0130.07317.85
7.0.40.0100.07020.23
7.0.30.0270.06720.17
7.0.20.0230.06320.30
7.0.10.0130.04720.30
7.0.00.0070.04320.09
5.6.280.0000.03321.02
5.6.210.0130.07020.63
5.6.200.0030.04018.19
5.6.190.0070.04320.57
5.6.180.0430.05720.67
5.6.170.0370.07020.44
5.6.160.0070.04020.46
5.6.150.0030.08318.21
5.6.140.0100.03018.14
5.6.130.0070.04018.19
5.6.120.0100.07720.98
5.6.110.0100.06721.05
5.6.100.0100.06021.13
5.6.90.0070.05320.96
5.6.80.0100.08020.37
5.5.350.0200.03020.48
5.5.340.0030.04317.95
5.5.330.0130.07320.57
5.5.320.0230.03720.30
5.5.310.0300.03720.19
5.5.300.0070.04317.98
5.5.290.0070.05718.01
5.5.280.0170.07320.97
5.5.270.0170.06720.76
5.5.260.0070.08320.87
5.5.250.0030.06720.61
5.5.240.0030.05020.25

preferences:
57.15 ms | 400 KiB | 5 Q