3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public $obj; } $obj = new Test(); $obj->obj = $obj; var_export($obj, true);

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)
8.3.60.0090.00618.65
8.3.50.0090.00618.30
8.3.40.0090.00618.67
8.3.30.0150.00018.71
8.3.20.0120.00619.01
8.3.10.0050.00323.67
8.3.00.0060.00320.89
8.2.180.0100.01018.54
8.2.170.0160.00022.96
8.2.160.0070.00722.20
8.2.150.0000.00724.18
8.2.140.0030.00524.66
8.2.130.0070.01119.51
8.2.120.0030.00526.35
8.2.110.0060.00322.07
8.2.100.0070.00417.91
8.2.90.0080.00017.78
8.2.80.0060.00317.50
8.2.70.0030.00517.50
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0030.00618.03
8.2.30.0050.00217.92
8.2.20.0080.00017.98
8.2.10.0040.00417.99
8.2.00.0000.00817.46
8.1.280.0090.00625.92
8.1.270.0030.00523.83
8.1.260.0000.00828.09
8.1.250.0030.00628.09
8.1.240.0030.00622.42
8.1.230.0000.01120.82
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0000.01117.23
8.1.190.0050.00317.23
8.1.180.0060.00318.10
8.1.170.0000.01118.55
8.1.160.0070.00018.87
8.1.150.0020.00520.26
8.1.140.0040.00419.51
8.1.130.0040.00417.55
8.1.120.0000.00817.45
8.1.110.0000.00817.35
8.1.100.0030.00517.32
8.1.90.0020.00517.39
8.1.80.0070.00017.45
8.1.70.0040.00417.38
8.1.60.0000.00817.41
8.1.50.0060.00317.47
8.1.40.0040.00417.42
8.1.30.0050.00317.48
8.1.20.0090.00017.56
8.1.10.0000.00817.52
8.1.00.0000.00817.48
8.0.300.0040.00419.86
8.0.290.0040.00416.63
8.0.280.0040.00418.31
8.0.270.0030.00317.15
8.0.260.0000.00617.13
8.0.250.0030.00316.93
8.0.240.0040.00416.82
8.0.230.0000.00816.88
8.0.220.0000.00816.89
8.0.210.0030.00516.83
8.0.200.0070.00016.82
8.0.190.0040.00417.01
8.0.180.0070.00016.94
8.0.170.0040.00416.97
8.0.160.0050.00316.97
8.0.150.0040.00416.82
8.0.140.0000.00716.84
8.0.130.0000.00613.32
8.0.120.0040.00416.82
8.0.110.0030.00516.71
8.0.100.0070.00016.95
8.0.90.0040.00416.88
8.0.80.0040.01116.88
8.0.70.0040.00416.83
8.0.60.0000.00816.88
8.0.50.0000.00716.83
8.0.30.0120.00617.09
8.0.20.0110.00917.40
8.0.10.0050.00317.03
8.0.00.0070.01116.94
7.4.330.0000.00615.55
7.4.320.0000.00616.33
7.4.300.0060.00016.52
7.4.290.0000.00816.52
7.4.280.0030.00516.43
7.4.270.0040.00416.35
7.4.260.0060.00316.38
7.4.250.0040.00416.39
7.4.240.0050.00316.49
7.4.230.0070.00016.45
7.4.220.0130.00716.56
7.4.210.0040.01016.54
7.4.200.0040.00416.59
7.4.160.0100.00816.42
7.4.150.0140.00317.40
7.4.140.0030.01517.86
7.4.130.0130.00316.56
7.4.120.0180.00316.40
7.4.110.0070.01016.28
7.4.100.0090.00916.18
7.4.90.0090.00916.47
7.4.80.0060.01619.39
7.4.70.0100.01016.59
7.4.60.0100.00616.41
7.4.50.0070.00716.35
7.4.40.0040.01216.49
7.4.30.0080.00816.43
7.4.00.0030.01314.56
7.3.330.0000.00613.29
7.3.320.0000.00513.28
7.3.310.0070.00016.19
7.3.300.0040.00416.17
7.3.290.0050.00916.30
7.3.280.0090.01016.29
7.3.270.0070.01017.40
7.3.260.0050.01116.28
7.3.250.0110.00616.26
7.3.240.0120.00716.40
7.3.230.0070.01016.53
7.3.210.0080.00816.21
7.3.200.0080.00816.22
7.3.190.0130.00316.28
7.3.180.0130.00316.50
7.3.170.0120.00416.29
7.3.160.0070.00716.30
7.2.330.0040.02116.43
7.2.320.0170.00016.79
7.2.310.0080.00816.34
7.2.300.0060.01316.62
7.2.290.0030.01516.68
7.2.60.0060.01016.71
7.2.50.0070.00716.99
7.1.200.0030.00715.72
7.1.70.0060.00917.32
7.1.60.0040.00817.23
7.1.00.0030.07322.31
7.0.200.0120.00316.39
7.0.130.0030.05722.02
7.0.120.0030.05322.10
7.0.110.0070.05721.98
7.0.100.0070.05322.12
7.0.90.0100.05322.04
7.0.80.0030.05722.19
7.0.70.0170.04722.03
7.0.60.0100.05321.93
7.0.50.0100.05022.21
7.0.40.0070.05322.08
7.0.30.0070.05321.99
7.0.20.0030.05722.08
7.0.10.0030.05721.99
7.0.00.0100.05022.07
5.6.280.0070.05320.95
5.6.270.0070.05320.91
5.6.260.0100.05020.86
5.6.250.0070.05321.09
5.6.240.0000.06321.07
5.6.230.0100.05020.88
5.6.220.0130.05321.12
5.6.210.0070.05720.93
5.6.200.0070.05721.08
5.6.190.0030.05721.03
5.6.180.0070.07320.78
5.6.170.0100.05021.08
5.6.160.0100.05020.77
5.6.150.0070.05321.07
5.6.140.0070.05721.05
5.6.130.0070.05321.05
5.6.120.0030.06020.91
5.6.110.0100.05320.80
5.6.100.0030.05721.04
5.6.90.0100.05320.98
5.6.80.0070.06020.30
5.6.70.0100.04720.40
5.6.60.0030.05720.22
5.6.50.0030.05320.41
5.6.40.0030.05320.30
5.6.30.0030.05320.24
5.6.20.0030.05320.23
5.6.10.0030.05320.23
5.6.00.0100.06320.36

preferences:
33.18 ms | 401 KiB | 5 Q