3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = null; var_dump(isset($x['test'])); die;

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
8.3.50.0110.00418.17
8.3.40.0070.01018.67
8.3.30.0030.01018.71
8.3.20.0040.00418.73
8.3.10.0080.00023.66
8.3.00.0070.00021.92
8.2.180.0070.01118.41
8.2.170.0110.00422.96
8.2.160.0060.00822.21
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00019.83
8.2.120.0030.00526.35
8.2.110.0080.00022.23
8.2.100.0070.00417.82
8.2.90.0040.00418.95
8.2.80.0090.00017.97
8.2.70.0000.00817.50
8.2.60.0030.00517.80
8.2.50.0000.00819.34
8.2.40.0070.00020.50
8.2.30.0000.00819.21
8.2.20.0030.00618.03
8.2.10.0040.00417.93
8.2.00.0050.00317.84
8.1.270.0040.00422.11
8.1.260.0050.00228.09
8.1.250.0040.00428.09
8.1.240.0090.00017.36
8.1.230.0030.00918.97
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0000.00817.40
8.1.180.0030.00518.10
8.1.170.0050.00318.65
8.1.160.0030.00322.05
8.1.150.0070.00020.16
8.1.140.0050.00219.39
8.1.130.0030.00317.70
8.1.120.0040.00417.38
8.1.110.0040.00817.40
8.1.100.0040.00417.40
8.1.90.0000.00717.27
8.1.80.0000.00717.39
8.1.70.0000.00717.37
8.1.60.0000.00817.50
8.1.50.0000.00817.58
8.1.40.0080.00017.55
8.1.30.0050.00317.63
8.1.20.0000.00817.51
8.1.10.0000.01117.62
8.1.00.0040.00817.54
8.0.300.0040.00420.16
8.0.290.0040.00416.75
8.0.280.0000.00718.38
8.0.270.0040.00417.18
8.0.260.0100.00017.24
8.0.250.0030.00316.90
8.0.240.0000.00816.86
8.0.230.0000.00816.83
8.0.220.0070.00016.84
8.0.210.0070.00016.90
8.0.200.0070.00016.90
8.0.190.0030.00516.94
8.0.180.0000.00816.82
8.0.170.0040.00416.97
8.0.160.0040.00416.88
8.0.150.0070.00016.72
8.0.140.0000.00816.87
8.0.130.0030.00313.35
8.0.120.0000.00816.89
8.0.110.0000.00816.86
8.0.100.0070.00016.92
8.0.90.0070.00016.87
8.0.80.0170.00316.93
8.0.70.0050.00316.83
8.0.60.0070.00016.70
8.0.50.0040.00416.91
8.0.30.0080.01217.12
8.0.20.0090.01317.40
8.0.10.0000.00816.88
8.0.00.0100.00616.87
7.4.330.0000.00615.55
7.4.320.0000.00616.55
7.4.300.0060.00016.42
7.4.290.0000.00716.47
7.4.280.0040.00416.53
7.4.270.0040.00416.44
7.4.260.0040.00416.43
7.4.250.0070.00016.36
7.4.240.0000.00716.51
7.4.230.0030.00316.32
7.4.220.0180.00716.48
7.4.210.0120.00816.57
7.4.200.0070.00016.47
7.4.160.0150.00316.38
7.4.150.0110.00717.40
7.4.140.0130.00717.86
7.4.130.0040.01316.43
7.4.120.0100.00916.51
7.4.110.0090.01216.61
7.4.100.0060.01016.38
7.4.90.0030.01316.37
7.4.80.0060.01219.39
7.4.70.0060.01216.35
7.4.60.0030.01516.36
7.4.50.0070.00716.51
7.4.40.0100.00716.64
7.4.30.0100.00616.72
7.4.00.0070.00714.69
7.3.330.0000.00513.00
7.3.320.0000.00513.09
7.3.310.0000.00716.22
7.3.300.0030.00316.18
7.3.290.0050.01016.23
7.3.280.0080.01116.25
7.3.270.0030.01417.40
7.3.260.0100.00716.49
7.3.250.0080.01216.33
7.3.240.0060.01216.31
7.3.230.0030.01416.39
7.3.210.0070.01016.19
7.3.200.0090.00916.18
7.3.190.0110.00516.22
7.3.180.0100.00716.21
7.3.170.0090.01316.49
7.3.160.0120.00816.39
7.3.10.0010.01216.51
7.3.00.0030.00916.38
7.2.330.0090.00816.56
7.2.320.0100.00716.45
7.2.310.0000.01716.55
7.2.300.0070.01416.77
7.2.290.0120.00416.54
7.2.130.0060.00516.69
7.2.120.0050.00916.81
7.2.110.0060.00716.66
7.2.100.0040.00916.74
7.2.90.0070.00516.79
7.2.80.0070.00716.60
7.2.70.0050.00616.83
7.2.60.0070.00616.83
7.2.50.0070.00716.75
7.2.40.0060.00816.65
7.2.30.0090.00416.63
7.2.20.0050.01016.80
7.2.10.0040.01416.52
7.2.00.0060.00917.42
7.1.250.0040.00815.80
7.1.200.0030.00815.40
7.1.70.0050.00217.13
7.1.60.0030.00717.21
7.1.00.0070.07322.43
7.0.200.0000.01016.40
7.0.120.0170.07022.18
7.0.110.0230.06722.08
7.0.100.0200.07020.25
7.0.90.0300.06320.24
7.0.80.0030.07021.97
7.0.70.0170.07720.17
7.0.60.0330.06020.20
7.0.50.0200.07320.23
7.0.40.0100.06021.99
7.0.30.0200.06722.12
7.0.20.0130.06720.32
7.0.10.0270.05320.34
7.0.00.0200.06322.14
5.6.270.0170.06321.04
5.6.260.0130.07721.07
5.6.250.0170.05321.04
5.6.240.0130.06720.93
5.6.230.0100.06020.80
5.6.220.0100.07721.07
5.6.210.0170.05320.88
5.6.200.0100.06720.99
5.6.190.0200.07020.92
5.6.180.0100.05721.04
5.6.170.0100.06721.08
5.6.160.0130.06720.97
5.6.150.0130.06721.04
5.6.140.0170.05321.00
5.6.130.0200.05320.78
5.6.120.0200.05020.79
5.6.110.0170.05721.05
5.6.100.0100.06721.00
5.6.90.0200.06720.81
5.6.80.0170.06320.13
5.6.70.0100.07020.20
5.6.60.0130.07020.12
5.6.50.0130.05020.46
5.6.40.0200.04720.41
5.6.30.0170.07320.38
5.6.20.0030.08020.18
5.6.10.0230.06020.18
5.6.00.0100.06020.27

preferences:
47.06 ms | 400 KiB | 5 Q