3v4l.org

run code in 300+ PHP versions simultaneously
<?php final class SomeClass { private string $property; } $obj = new SomeClass(); echo json_encode($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)
8.3.70.0090.00616.50
8.3.60.0160.00018.18
8.3.50.0060.00918.10
8.3.40.0120.00918.57
8.3.30.0110.00718.59
8.3.20.0040.00420.60
8.3.10.0040.00420.16
8.3.00.0040.00420.61
8.2.190.0150.00316.58
8.2.180.0120.00318.42
8.2.170.0060.00922.96
8.2.160.0080.00522.06
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00426.16
8.2.110.0060.00321.09
8.2.100.0000.01217.78
8.2.90.0000.00917.91
8.2.80.0030.00617.98
8.2.70.0000.00817.50
8.2.60.0040.00417.63
8.2.50.0060.00317.50
8.2.40.0030.00617.63
8.2.30.0040.00419.24
8.2.20.0040.00418.05
8.2.10.0030.00319.23
8.2.00.0050.00219.12
8.1.280.0100.00725.92
8.1.270.0050.00322.53
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0060.00323.97
8.1.230.0040.00720.85
8.1.220.0000.00817.74
8.1.210.0090.00018.77
8.1.200.0000.00817.23
8.1.190.0000.00717.10
8.1.180.0080.00018.10
8.1.170.0030.00618.38
8.1.160.0070.00019.01
8.1.150.0040.00418.82
8.1.140.0080.00022.13
8.1.130.0000.00719.97
8.1.120.0000.00817.39
8.1.110.0030.00517.38
8.1.100.0000.01117.45
8.1.90.0080.00017.39
8.1.80.0050.00217.34
8.1.70.0030.00317.33
8.1.60.0040.00417.40
8.1.50.0060.00317.46
8.1.40.0050.00317.43
8.1.30.0040.00417.60
8.1.20.0070.00017.51
8.1.10.0000.00817.57
8.1.00.0000.00817.47
8.0.300.0000.00719.90
8.0.290.0040.00416.75
8.0.280.0020.00518.45
8.0.270.0000.00717.31
8.0.260.0060.00020.06
8.0.250.0000.00616.84
8.0.240.0000.00616.94
8.0.230.0030.00316.84
8.0.220.0030.00316.70
8.0.210.0030.00316.86
8.0.200.0060.00016.89
8.0.190.0050.00316.91
8.0.180.0040.00416.76
8.0.170.0040.00416.68
8.0.160.0000.00716.88
8.0.150.0040.00416.77
8.0.140.0050.00516.75
8.0.130.0040.00413.33
8.0.120.0000.00816.77
8.0.110.0040.00416.70
8.0.100.0050.00316.73
8.0.90.0030.00616.80
8.0.80.0070.00716.77
8.0.70.0000.00816.64
8.0.60.0070.00016.65
8.0.50.0000.00716.68
8.0.30.0040.01316.78
8.0.20.0160.00616.98
8.0.10.0040.01816.92
8.0.00.0090.01116.76
7.4.330.0050.00015.55
7.4.320.0030.00316.44
7.4.300.0030.00316.54
7.4.290.0000.00716.53
7.4.280.0030.00616.47
7.4.270.0030.00316.47
7.4.260.0000.00513.19
7.4.250.0070.00016.42
7.4.240.0020.00616.49
7.4.230.0030.00316.64
7.4.220.0020.00616.52
7.4.210.0060.00916.51
7.4.200.0030.00316.55
7.4.160.0150.00616.60
7.4.150.0130.00916.52
7.4.140.0130.00617.11
7.4.130.0180.00216.28
7.4.120.0080.01316.31
7.4.110.0100.00716.45
7.4.100.0120.00616.19
7.4.90.0040.01316.33
7.4.80.0080.00917.01
7.4.70.0110.00816.26
7.4.60.0100.00716.22
7.4.50.0070.01016.23
7.4.40.0090.00916.24
7.4.30.0050.01216.31
7.4.20.0100.00816.22
7.4.10.0110.00616.36
7.4.00.0070.00915.69
7.3.330.0100.00016.24
7.3.320.0000.00613.20
7.3.310.0000.00716.14
7.3.300.0000.00716.16
7.3.290.0080.01116.16
7.3.280.0000.01516.16
7.3.270.0120.00816.17
7.3.260.0130.00716.24
7.3.250.0090.01316.19
7.3.240.0130.00616.25
7.3.230.0090.00616.21
7.3.220.0110.00516.13
7.3.210.0100.00716.09
7.3.200.0090.00716.22
7.3.190.0090.00816.14
7.3.180.0090.00716.22
7.3.170.0080.00916.16
7.3.160.0100.00816.15
7.3.150.0070.01016.24
7.3.140.0100.00716.25
7.3.130.0070.00916.20
7.3.120.0090.00715.48
7.3.110.0090.00815.47
7.3.100.0090.00815.43
7.3.90.0070.01115.57
7.3.80.0090.00615.50
7.3.70.0070.01015.51
7.3.60.0070.01015.45
7.3.50.0100.00815.44
7.3.40.0090.00815.48
7.3.30.0100.00615.47
7.3.20.0080.00715.55
7.3.10.0090.00815.43
7.3.00.0100.00815.52
7.2.340.0150.01516.05
7.2.330.0130.00816.19
7.2.320.0120.01116.28
7.2.310.0100.00816.18
7.2.300.0120.00816.14
7.2.290.0120.00816.31
7.2.280.0140.00816.27
7.2.270.0100.01216.38
7.2.260.0120.00816.25
7.2.250.0110.00715.56
7.2.240.0120.00715.65
7.2.230.0160.00715.60
7.2.220.0100.00815.57
7.2.210.0090.00915.57
7.2.200.0100.01115.57
7.2.190.0070.01115.61
7.2.180.0100.01115.60
7.2.170.0080.01015.66
7.2.160.0150.00716.34
7.2.150.0090.01416.27
7.2.140.0160.00616.35
7.2.130.0170.00816.30
7.2.120.0200.01016.32
7.2.110.0130.00816.34
7.2.100.0180.00716.40
7.2.90.0140.00816.33
7.2.80.0160.00816.36
7.2.70.0080.01216.37
7.2.60.0110.01016.28
7.2.50.0130.00916.31
7.2.40.0180.00816.31
7.2.30.0440.00816.35
7.2.20.0190.01116.29
7.2.10.0150.00716.45
7.2.00.0110.01116.32

preferences:
30.65 ms | 401 KiB | 5 Q