3v4l.org

run code in 500+ PHP versions simultaneously
<?php $obj = new stdClass; $a = $obj; $a->foo = 'foo'; var_dump($obj === $a); var_dump($obj);

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)
8.5.30.0090.01019.50
8.5.20.0100.01020.15
8.5.10.0110.00719.53
8.5.00.0120.01019.94
8.4.180.0050.00525.76
8.4.170.0140.00823.82
8.4.160.0160.00423.83
8.4.150.0070.00616.86
8.4.140.0170.00517.52
8.4.130.0120.00917.53
8.4.120.0090.01020.47
8.4.110.0050.00420.79
8.4.100.0040.00517.82
8.4.90.0130.00618.61
8.4.80.0100.00418.79
8.4.70.0120.00417.70
8.4.60.0090.00218.82
8.4.50.0100.01220.31
8.4.40.0090.00017.65
8.4.30.0170.00322.41
8.4.20.0150.00622.32
8.4.10.0090.00023.82
8.3.300.0130.00722.72
8.3.290.0080.01420.69
8.3.280.0140.00520.08
8.3.270.0090.01116.43
8.3.260.0130.00716.46
8.3.250.0130.00518.82
8.3.240.0100.00916.45
8.3.230.0050.00316.59
8.3.220.0060.00218.92
8.3.210.0120.00618.53
8.3.200.0040.00516.79
8.3.190.0030.00519.00
8.3.180.0100.00918.57
8.3.170.0120.00618.48
8.3.160.0090.00917.11
8.3.150.0110.00716.98
8.3.140.0070.01316.48
8.3.130.0000.00916.80
8.3.120.0070.00418.70
8.3.110.0090.00018.40
8.3.100.0040.00416.63
8.3.90.0140.00318.31
8.3.80.0030.00618.18
8.3.70.0140.00718.43
8.3.60.0120.00618.11
8.3.50.0110.01116.56
8.3.40.0160.00323.61
8.3.30.0110.00720.29
8.3.20.0050.00324.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.300.0100.01018.01
8.2.290.0060.00420.45
8.2.280.0070.00418.41
8.2.270.0110.00719.04
8.2.260.0030.00516.59
8.2.250.0100.00718.22
8.2.240.0040.00417.28
8.2.230.0060.00320.94
8.2.220.0070.00424.06
8.2.210.0040.01126.77
8.2.200.0040.00417.93
8.2.190.0160.00318.18
8.2.180.0040.01916.63
8.2.170.0150.00318.93
8.2.160.0070.01022.96
8.2.150.0050.00325.66
8.2.140.0060.00324.66
8.2.130.0140.00026.16
8.2.120.0000.00720.93
8.2.110.0070.00319.32
8.2.100.0040.00817.72
8.2.90.0060.00317.91
8.2.80.0000.00819.11
8.2.70.0120.00617.25
8.2.60.0180.00017.25
8.2.50.0190.00017.00
8.2.40.0080.00817.38
8.2.30.0180.00017.48
8.2.20.0120.00617.13
8.2.10.0110.00717.50
8.2.00.0120.00317.50
8.1.340.0130.00817.70
8.1.330.0100.00921.98
8.1.320.0150.00416.02
8.1.310.0070.01116.74
8.1.300.0140.00418.59
8.1.290.0030.00618.88
8.1.280.0040.01125.92
8.1.270.0080.00024.66
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0100.00022.48
8.1.230.0070.00421.04
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0110.00517.00
8.1.190.0160.00017.13
8.1.180.0160.00016.98
8.1.170.0160.00017.13
8.1.160.0150.00317.13
8.1.150.0080.00817.13
8.1.140.0100.00617.11
8.1.130.0080.00817.13
8.1.120.0090.00617.25
8.1.110.0100.00717.13
8.1.100.0110.00617.13
8.1.90.0040.01217.25
8.1.80.0160.00017.10
8.1.70.0100.00817.25
8.1.60.0110.00717.13
8.1.50.0150.00317.35
8.1.40.0100.01017.09
8.1.30.0150.00417.50
8.1.20.0120.00617.25
8.1.10.0120.00616.88
8.1.00.0150.00217.25
8.0.300.0030.00320.08
8.0.290.0110.00416.63
8.0.280.0080.00816.58
8.0.270.0070.01016.58
8.0.260.0130.00316.58
8.0.250.0150.00216.63
8.0.240.0150.00316.58
8.0.230.0100.00716.63
8.0.220.0100.00516.63
8.0.210.0120.00416.75
8.0.200.0120.00616.63
8.0.190.0070.01016.58
8.0.180.0130.00416.62
8.0.170.0160.00016.58
8.0.160.0120.00416.58
8.0.150.0130.00416.58
8.0.140.0090.00616.58
8.0.130.0120.00616.59
8.0.120.0080.00816.58
8.0.110.0080.00816.63
8.0.100.0130.00316.58
8.0.90.0100.00716.58
8.0.80.0080.00816.58
8.0.70.0070.01016.58
8.0.60.0110.00616.63
8.0.50.0140.00316.58
8.0.30.0170.00016.58
8.0.20.0150.00016.63
8.0.10.0140.00316.63

preferences:
86.81 ms | 1106 KiB | 5 Q