3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = null; var_dump(isset($foo->bar[42]->baz)); var_dump(isset(($foo->bar)[42]->baz));

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)
8.5.30.0080.01117.68
8.5.20.0110.01120.24
8.5.10.0100.00816.89
8.5.00.0140.00719.98
8.4.180.0120.01025.68
8.4.170.0110.01023.80
8.4.160.0100.01223.98
8.4.150.0070.00616.84
8.4.140.0130.00717.61
8.4.130.0090.00917.70
8.4.120.0120.00722.08
8.4.110.0060.00218.70
8.4.100.0130.00817.69
8.4.90.0110.00920.44
8.4.80.0090.01020.52
8.4.70.0110.00920.66
8.4.60.0060.00320.71
8.4.50.0110.00818.63
8.4.40.0080.01219.53
8.4.30.0090.00918.46
8.4.20.0160.00319.89
8.4.10.0190.00019.52
8.3.300.0100.01022.63
8.3.290.0080.01122.57
8.3.280.0090.01218.16
8.3.270.0090.01016.50
8.3.260.0100.01016.73
8.3.250.0120.00618.80
8.3.240.0090.01016.18
8.3.230.0050.00416.77
8.3.220.0060.01320.76
8.3.210.0090.00316.49
8.3.200.0050.00316.31
8.3.190.0110.01018.85
8.3.180.0110.00718.99
8.3.170.0150.00316.99
8.3.160.0090.00918.05
8.3.150.0080.00016.73
8.3.140.0070.00016.57
8.3.130.0060.00316.59
8.3.120.0030.00618.73
8.3.110.0170.00320.94
8.3.100.0050.00524.06
8.3.90.0040.00426.77
8.3.80.0060.00319.36
8.3.70.0140.00016.58
8.3.60.0100.01016.63
8.3.50.0110.01123.50
8.3.40.0110.00719.08
8.3.30.0070.01118.66
8.3.20.0040.00424.18
8.3.10.0000.00724.66
8.3.00.0050.00226.16
8.2.300.0110.01118.09
8.2.290.0110.00717.27
8.2.280.0110.00818.49
8.2.270.0050.00516.52
8.2.260.0080.00017.01
8.2.250.0130.00016.82
8.2.240.0040.00419.03
8.2.230.0030.00622.58
8.2.220.0060.00337.54
8.2.210.0000.00726.77
8.2.200.0060.00318.88
8.2.190.0140.00316.58
8.2.180.0070.01325.92
8.2.170.0080.00818.73
8.2.160.0040.01122.96
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00426.35
8.2.110.0040.00420.92
8.2.100.0040.00817.78
8.2.90.0050.00317.61
8.2.80.0040.00418.61
8.2.70.0080.00017.63
8.2.60.0000.00817.50
8.2.50.0000.00918.05
8.2.40.0060.00319.82
8.2.30.0000.00718.06
8.2.20.0050.00218.16
8.2.10.0030.00319.21
8.2.00.0040.00419.02
8.1.340.0110.00819.97
8.1.330.0130.00615.95
8.1.320.0120.00721.91
8.1.310.0140.00316.57
8.1.300.0040.00416.11
8.1.290.0030.00630.84
8.1.280.0170.00025.92
8.1.270.0070.00023.99
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0060.00319.46
8.1.230.0090.00317.95
8.1.220.0040.00418.43
8.1.210.0000.00718.77
8.1.200.0030.00517.35
8.1.190.0060.00317.23
8.1.180.0030.00618.10
8.1.170.0080.00018.52
8.1.160.0040.00418.82
8.1.150.0040.00418.70
8.1.140.0000.00718.81
8.1.130.0040.00420.07
8.1.120.0000.00717.33
8.1.110.0040.00417.29
8.1.100.0000.00917.39
8.1.90.0000.00717.25
8.1.80.0000.00817.34
8.1.70.0040.00417.38
8.1.60.0000.00817.51
8.1.50.0080.00017.48
8.1.40.0000.00717.34
8.1.30.0030.00517.59
8.1.20.0000.00817.51
8.1.10.0090.00317.50
8.1.00.0090.00017.39
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0000.00718.25
8.0.270.0070.00017.81
8.0.260.0030.00318.29
8.0.250.0000.00916.89
8.0.240.0000.00616.84
8.0.230.0070.00016.75
8.0.220.0030.00316.66
8.0.210.0050.00316.69
8.0.200.0030.00316.95
8.0.190.0070.00316.90
8.0.180.0060.00316.88
8.0.170.0060.00316.79
8.0.160.0000.00816.84
8.0.150.0000.00716.70
8.0.140.0070.00016.82
8.0.130.0030.00313.34
8.0.120.0050.00216.69
8.0.110.0070.00016.69
8.0.100.0040.00416.64
8.0.90.0030.00616.83
8.0.80.0080.00716.79
8.0.70.0080.00016.70
8.0.60.0050.00316.62
8.0.50.0000.00716.66
8.0.30.0030.01417.25
8.0.20.0130.00617.25
8.0.10.0000.00716.95
8.0.00.0090.00916.60
7.4.330.0050.00015.55
7.4.320.0060.00016.60
7.4.300.0000.00616.51
7.4.290.0060.00616.53
7.4.280.0050.00316.60
7.4.270.0000.00716.57
7.4.260.0030.00313.28
7.4.250.0030.00316.48
7.4.240.0000.00716.64
7.4.230.0040.00416.70
7.4.220.0070.00016.50
7.4.210.0080.00816.52
7.4.200.0040.00416.48
7.4.130.0080.01016.68
7.4.120.0030.01316.43
7.4.110.0110.00616.40
7.4.100.0100.00716.64
7.4.90.0080.01116.43
7.4.80.0080.00819.39
7.4.70.0130.00916.49
7.4.60.0100.00616.13
7.4.50.0070.01116.49
7.4.40.0140.00316.53
7.4.30.0080.00816.27
7.4.20.0100.00716.34
7.4.10.0120.00416.33
7.4.00.0150.00716.49
7.3.330.0000.00716.16
7.3.320.0070.00013.15
7.3.310.0030.00316.25
7.3.300.0030.00316.18
7.3.290.0110.00616.26
7.3.280.0100.00616.16
7.3.260.0090.00916.36
7.3.240.0130.00716.43
7.3.230.0070.01016.14
7.3.210.0070.01416.24
7.3.200.0030.01316.18
7.3.190.0040.01116.21
7.3.180.0070.00716.23
7.3.170.0100.00716.40
7.3.160.0100.00616.05
7.3.150.0060.00916.03
7.3.140.0130.00316.07
7.3.130.0030.01316.05
7.3.120.0130.00916.23
7.3.110.0120.00616.34
7.3.100.0080.00816.14
7.3.90.0100.00616.32
7.3.80.0060.01016.20
7.3.70.0150.00616.23
7.3.60.0120.00616.05
7.3.50.0080.00816.29
7.3.40.0030.01016.18
7.3.30.0120.00316.18
7.3.20.0090.00916.19
7.3.10.0140.00316.33
7.3.00.0100.00716.21
7.2.330.0100.00716.57
7.2.320.0130.01016.46
7.2.310.0100.00616.46
7.2.300.0080.00816.21
7.2.290.0130.00316.43
7.2.280.0070.01016.37
7.2.270.0060.01016.28
7.2.260.0000.02216.52
7.2.250.0000.01716.22
7.2.240.0160.00416.40
7.2.230.0030.01316.34
7.2.220.0140.00716.38
7.2.210.0130.00916.36
7.2.200.0080.00816.50
7.2.190.0030.01616.38
7.2.180.0070.01016.49
7.2.170.0060.01016.34
7.2.160.0130.00716.35
7.2.150.0070.01016.34
7.2.140.0280.00316.34
7.2.130.0130.01016.33
7.2.120.0140.00916.47
7.2.110.0110.00916.29
7.2.100.0150.00316.38
7.2.90.0070.01016.59
7.2.80.0060.01016.40
7.2.70.0000.01716.44
7.2.60.0100.01416.59
7.2.50.0080.00816.41
7.2.40.0060.00916.55
7.2.30.0110.00616.55
7.2.20.0110.00616.27
7.2.10.0140.00316.32
7.2.00.0120.00616.18

preferences:
110.38 ms | 1476 KiB | 5 Q