3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o = new stdClass(); $o->name = 'Test'; $attr = 'name'; echo $o->{$attr};

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)
8.3.60.0110.00416.50
8.3.50.0070.00716.43
8.3.40.0100.01018.66
8.3.30.0110.00418.67
8.3.20.0030.00620.34
8.3.10.0040.00423.48
8.3.00.0000.00822.58
8.2.180.0160.00616.50
8.2.170.0090.00622.96
8.2.160.0030.01020.47
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0060.00317.63
8.2.110.0030.00620.39
8.2.100.0110.00017.63
8.2.90.0040.00419.41
8.2.80.0050.00317.97
8.2.70.0060.00317.63
8.2.60.0040.00417.78
8.2.50.0030.00518.07
8.2.40.0040.00421.19
8.2.30.0030.00619.85
8.2.20.0070.00017.59
8.2.10.0070.00018.01
8.2.00.0070.00018.12
8.1.280.0100.00325.92
8.1.270.0000.01020.41
8.1.260.0030.00526.35
8.1.250.0030.00528.09
8.1.240.0030.00623.81
8.1.230.0040.00817.42
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0000.00817.35
8.1.180.0050.00318.10
8.1.170.0040.00418.56
8.1.160.0000.00721.92
8.1.150.0000.00718.89
8.1.140.0040.00417.37
8.1.130.0030.00617.61
8.1.120.0040.00417.30
8.1.110.0040.00417.54
8.1.100.0040.00417.46
8.1.90.0000.00717.46
8.1.80.0070.00017.34
8.1.70.0000.00717.41
8.1.60.0040.00417.62
8.1.50.0080.00017.41
8.1.40.0030.00617.53
8.1.30.0040.00417.63
8.1.20.0050.00217.56
8.1.10.0040.00417.64
8.1.00.0040.00417.57
8.0.300.0000.00718.77
8.0.290.0060.00316.75
8.0.280.0040.00418.32
8.0.270.0000.00717.16
8.0.260.0030.00317.18
8.0.250.0070.00016.97
8.0.240.0030.00516.82
8.0.230.0070.00016.80
8.0.220.0030.00316.85
8.0.210.0020.00516.92
8.0.200.0030.00316.86
8.0.190.0030.00316.83
8.0.180.0040.00416.83
8.0.170.0000.00716.88
8.0.160.0050.00316.81
8.0.150.0070.00016.72
8.0.140.0080.00016.76
8.0.130.0050.00013.34
8.0.120.0080.00016.81
8.0.110.0050.00216.72
8.0.100.0040.00416.89
8.0.90.0030.00616.93
8.0.80.0160.00016.86
8.0.70.0040.00416.95
8.0.60.0000.00716.93
8.0.50.0000.00716.93
8.0.30.0050.01117.30
8.0.20.0110.00717.40
8.0.10.0000.00717.05
8.0.00.0110.00616.75
7.4.330.0020.00415.08
7.4.320.0030.00316.57
7.4.300.0020.00516.55
7.4.290.0030.00616.33
7.4.280.0050.00216.34
7.4.270.0030.00316.46
7.4.260.0030.00316.52
7.4.250.0000.00816.41
7.4.240.0020.00516.49
7.4.230.0070.00016.59
7.4.220.0180.00416.47
7.4.210.0090.00616.50
7.4.200.0030.00316.52
7.4.160.0150.00716.37
7.4.150.0130.00317.40
7.4.140.0130.00817.86
7.4.130.0130.00616.45
7.4.120.0090.01216.43
7.4.110.0060.01816.61
7.4.100.0090.00916.50
7.4.90.0080.01216.50
7.4.80.0100.01219.39
7.4.70.0060.01316.57
7.4.60.0040.01216.43
7.4.50.0000.00816.33
7.4.40.0070.01016.19
7.4.30.0100.01416.24
7.4.00.0030.01014.98
7.3.330.0000.00613.12
7.3.320.0030.00313.25
7.3.310.0070.00016.16
7.3.300.0000.00616.11
7.3.290.0090.00516.24
7.3.280.0090.00816.23
7.3.270.0110.00717.40
7.3.260.0040.01616.52
7.3.250.0120.00916.50
7.3.240.0130.00316.52
7.3.230.0090.00916.39
7.3.210.0100.00716.44
7.3.200.0120.00919.39
7.3.190.0140.00316.34
7.3.180.0130.00316.50
7.3.170.0090.00616.47
7.3.160.0090.00916.57
7.2.330.0130.01016.73
7.2.320.0110.00716.70
7.2.310.0180.00616.75
7.2.300.0090.00616.32
7.2.290.0060.01116.73
7.2.00.0090.01818.99
7.1.100.0070.00418.02
7.1.70.0040.00416.96
7.1.60.0090.00620.03
7.1.50.0040.01916.66
7.1.00.0070.07322.46
7.0.200.0380.00614.97
7.0.60.0130.05319.86
7.0.50.0170.06317.81
7.0.40.0070.07019.98
7.0.30.0270.05020.09
7.0.20.0270.07020.16
7.0.10.0300.08320.25
7.0.00.0070.04320.16
5.6.280.0070.06720.89
5.6.210.0030.04020.71
5.6.200.0130.04318.22
5.6.190.0130.08320.60
5.6.180.0270.06020.57
5.6.170.0270.04720.52
5.6.160.0030.04020.52
5.6.150.0070.07718.16
5.6.140.0030.04318.12
5.6.130.0000.07318.18
5.6.120.0200.07020.96
5.6.110.0230.05721.13
5.6.100.0100.03720.99
5.6.90.0070.05020.99
5.6.80.0170.07720.38
5.6.70.4470.04020.41
5.5.350.0170.06320.30
5.5.340.0100.07718.02
5.5.330.0070.07720.21
5.5.320.0200.08720.30
5.5.310.0200.07720.15
5.5.300.0000.04017.84
5.5.290.0070.08317.91
5.5.280.0130.06020.93
5.5.270.0070.04020.76
5.5.260.0130.03020.97
5.5.250.0070.06720.59
5.5.240.0070.06020.15
5.4.450.0530.06319.59
5.4.440.0770.06019.49
5.4.430.0800.07019.48
5.4.420.0600.06019.47
5.4.410.0900.05019.00
5.4.400.0630.05018.80
5.4.390.0600.05718.91
5.4.380.0670.06019.32
5.4.370.0670.05018.99
5.4.360.0630.05719.14
5.4.350.0700.05719.16
5.4.340.0600.06319.28
5.4.320.0500.07319.31
5.4.310.0570.05719.28
5.4.300.0700.04719.15
5.4.290.0830.04319.10
5.4.280.0800.06319.18
5.4.270.0630.06319.30
5.4.260.0800.05718.80
5.4.250.0670.04319.13
5.4.240.0670.04318.79
5.4.230.0670.05319.22
5.4.220.0670.04319.18
5.4.210.0730.04719.25
5.4.200.0830.05716.66
5.4.190.0770.07719.06
5.4.180.0870.05318.96
5.4.170.0700.07318.81
5.4.160.0600.05018.81
5.4.150.0630.06018.96
5.4.140.0730.04016.36
5.4.130.0600.04716.25
5.4.120.0700.05316.47
5.4.110.0830.04016.28
5.4.100.0800.05716.46
5.4.90.0900.05316.29
5.4.80.0700.05316.37
5.4.70.0800.04316.16
5.4.60.0030.06316.43
5.4.50.0000.07716.36
5.4.40.0070.07016.36
5.4.30.0200.07016.36
5.4.20.0170.03316.04

preferences:
73.89 ms | 400 KiB | 5 Q