3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o = new stdclass(); $o->a = 'hello, world'; $b = ['a'=>'a']; echo $o->$b['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)
8.3.60.0120.00618.43
8.3.50.0140.00822.11
8.3.40.0110.00418.71
8.3.30.0090.00618.82
8.3.20.0040.00420.21
8.3.10.0060.00320.52
8.3.00.0000.00723.65
8.2.180.0100.00316.63
8.2.170.0140.00422.96
8.2.160.0100.00321.99
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00721.17
8.2.120.0080.00026.35
8.2.110.0060.00320.99
8.2.100.0040.00818.05
8.2.90.0080.00019.36
8.2.80.0000.00817.97
8.2.70.0050.00317.63
8.2.60.0000.00918.04
8.2.50.0000.00818.09
8.2.40.0040.00422.23
8.2.30.0000.00719.51
8.2.20.0040.00417.71
8.2.10.0040.00418.03
8.2.00.0040.00418.04
8.1.280.0110.00425.92
8.1.270.0140.00522.25
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0100.00022.64
8.1.230.0080.00317.83
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00317.35
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0090.00018.71
8.1.160.0070.00020.64
8.1.150.0040.00418.81
8.1.140.0000.00819.57
8.1.130.0000.00717.70
8.1.120.0000.00717.40
8.1.110.0050.00217.45
8.1.100.0040.00417.35
8.1.90.0000.00717.49
8.1.80.0030.00717.42
8.1.70.0030.00317.44
8.1.60.0060.00317.63
8.1.50.0000.00817.58
8.1.40.0040.00417.50
8.1.30.0060.00317.65
8.1.20.0050.00217.42
8.1.10.0080.00417.61
8.1.00.0030.00517.49
8.0.300.0030.00518.77
8.0.290.0060.00316.88
8.0.280.0000.00718.35
8.0.270.0070.00017.25
8.0.260.0060.00017.24
8.0.250.0030.00316.91
8.0.240.0000.00817.01
8.0.230.0000.00717.05
8.0.220.0030.00316.88
8.0.210.0030.00616.91
8.0.200.0030.00317.02
8.0.190.0030.00616.99
8.0.180.0000.00816.96
8.0.170.0040.00416.86
8.0.160.0050.00316.95
8.0.150.0040.00416.93
8.0.140.0000.00716.89
8.0.130.0060.00013.40
8.0.120.0000.00816.89
8.0.110.0000.00716.93
8.0.100.0000.00716.82
8.0.90.0040.00416.75
8.0.80.0030.01017.01
8.0.70.0040.00416.84
8.0.60.0000.00716.77
8.0.50.0000.00716.90
8.0.30.0110.01117.12
8.0.20.0090.01317.40
8.0.10.0040.00417.09
8.0.00.0070.01016.88
7.4.330.0020.00216.71
7.4.320.0030.00316.37
7.4.300.0030.00316.38
7.4.290.0000.00716.58
7.4.280.0050.00316.45
7.4.270.0080.00016.43
7.4.260.0040.00416.32
7.4.250.0040.00416.35
7.4.240.0040.00416.38
7.4.230.0000.00616.43
7.4.220.0030.02016.47
7.4.210.0100.00516.57
7.4.200.0070.00016.32
7.4.160.0150.00616.77
7.4.150.0100.00717.40
7.4.140.0070.01117.86
7.4.130.0100.01016.50
7.4.120.0170.00116.45
7.4.110.0100.00716.46
7.4.100.0000.01616.38
7.4.90.0130.00316.69
7.4.80.0090.01319.39
7.4.70.0100.00716.49
7.4.60.0200.00016.41
7.4.50.0070.01016.40
7.4.40.0060.01116.64
7.4.30.0120.00316.35
7.4.00.0060.00914.89
7.3.330.0060.00013.07
7.3.320.0030.00313.23
7.3.310.0000.00716.35
7.3.300.0000.00716.37
7.3.290.0070.00016.22
7.3.280.0080.00916.33
7.3.270.0120.00617.40
7.3.260.0140.00316.54
7.3.250.0060.01216.48
7.3.240.0090.00816.44
7.3.230.0080.00816.46
7.3.210.0120.00616.68
7.3.200.0090.00916.40
7.3.190.0120.01116.44
7.3.180.0130.00316.26
7.3.170.0070.01016.45
7.3.160.0060.00916.60
7.2.330.0100.01016.72
7.2.320.0070.01116.41
7.2.310.0100.00716.92
7.2.300.0030.01316.75
7.2.290.0100.00716.61
7.2.60.0030.00916.89
7.2.00.0130.00619.19
7.1.200.0110.00415.89
7.1.100.0180.00617.87
7.1.70.0000.00917.31
7.1.60.0090.00919.19
7.1.50.0040.00716.90
7.1.00.0030.07722.27
7.0.200.0090.00614.92
7.0.60.0130.07321.66
7.0.50.0070.05017.86
7.0.40.0030.07320.20
7.0.30.0430.07320.14
7.0.20.0330.07020.12
7.0.10.0100.09020.00
7.0.00.0000.05720.13
5.6.280.0000.03321.04
5.6.210.0070.08020.61
5.6.200.0030.04018.23
5.6.190.0130.08320.56
5.6.180.0300.04020.45
5.6.170.0270.03720.40
5.6.160.0000.04720.48
5.6.150.0100.07718.12
5.6.140.0100.06018.22
5.6.130.0030.05018.12
5.6.120.0170.07020.96
5.6.110.0070.08721.13
5.6.100.0100.08021.04
5.6.90.0100.08320.95
5.6.80.0030.06720.37
5.5.350.0200.03020.43
5.5.340.0070.08017.91
5.5.330.0030.09320.34
5.5.320.0270.04020.28
5.5.310.0200.04720.41
5.5.300.0070.06018.02
5.5.290.0070.07317.92
5.5.280.0000.05020.76
5.5.270.0300.06020.96
5.5.260.0100.08320.64
5.5.250.0100.07720.78
5.5.240.0000.04020.28

preferences:
54.51 ms | 401 KiB | 5 Q