3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A implements \JsonSerializable { function jsonSerialize($depth = 0) { } } class B implements \JsonSerializable { function jsonSerialize() { } }

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)
8.4.120.0090.01122.43
8.4.110.0120.00818.84
8.4.100.0150.00517.75
8.4.90.0120.00919.70
8.4.80.0120.00820.64
8.4.70.0040.00817.82
8.4.60.0120.01018.59
8.4.50.0110.00517.73
8.4.40.0040.01119.66
8.4.30.0070.01317.94
8.4.20.0140.00717.59
8.4.10.0000.01417.78
8.3.250.0090.01018.94
8.3.240.0060.00216.65
8.3.230.0130.00616.97
8.3.220.0100.00817.25
8.3.210.0080.01016.77
8.3.200.0050.00318.41
8.3.190.0120.00719.08
8.3.180.0050.00616.79
8.3.170.0100.01020.59
8.3.160.0070.01017.08
8.3.150.0030.01017.10
8.3.140.0070.00016.76
8.3.130.0040.00418.41
8.3.120.0040.00420.78
8.3.110.0030.01218.36
8.3.100.0070.00316.84
8.3.90.0040.00418.42
8.3.80.0110.00017.97
8.3.70.0130.00916.75
8.3.60.0100.00618.43
8.3.50.0130.00722.04
8.3.40.0070.00718.71
8.3.30.0140.00318.77
8.3.20.0000.00818.93
8.3.10.0030.00521.90
8.3.00.0030.00519.38
8.2.290.0110.00820.16
8.2.280.0120.00718.27
8.2.270.0040.00418.85
8.2.260.0000.00816.56
8.2.250.0100.01016.95
8.2.240.0040.00418.86
8.2.230.0000.00820.94
8.2.220.0090.00024.06
8.2.210.0050.00326.77
8.2.200.0090.00018.41
8.2.190.0120.00916.63
8.2.180.0090.00618.07
8.2.170.0040.01122.96
8.2.160.0070.00720.43
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0060.00618.09
8.2.120.0050.00326.35
8.2.110.0030.00721.13
8.2.100.0080.00417.78
8.2.90.0000.00817.63
8.2.80.0090.00017.97
8.2.70.0060.00617.68
8.2.60.0000.00818.03
8.2.50.0080.00018.10
8.2.40.0000.00720.58
8.2.30.0040.00419.16
8.2.20.0000.00717.86
8.2.10.0050.00317.99
8.2.00.0050.00217.61
8.1.330.0110.00818.28
8.1.320.0100.00916.14
8.1.310.0030.01016.64
8.1.300.0100.01317.64
8.1.290.0090.00018.88
8.1.280.0100.01025.92
8.1.270.0000.00722.06
8.1.260.0080.00026.35
8.1.250.0110.00428.09
8.1.240.0000.00919.59
8.1.230.0040.00817.64
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00317.10
8.1.190.0070.00417.23
8.1.180.0040.00418.10
8.1.170.0030.00520.86
8.1.160.0000.00818.82
8.1.150.0050.00221.96
8.1.140.0080.00019.42
8.1.130.0080.00018.88
8.1.120.0030.00517.41
8.1.110.0000.00717.39
8.1.100.0000.00817.33
8.1.90.0070.00317.45
8.1.80.0040.00417.34
8.1.70.0000.00917.34
8.1.60.0000.00817.54
8.1.50.0040.00417.38
8.1.40.0070.00017.43
8.1.30.0040.00417.55
8.1.20.0020.00517.64
8.1.10.0000.00817.30
8.1.00.0080.00017.38
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.33
8.0.270.0050.00316.66
8.0.260.0060.00017.06
8.0.250.0070.00016.77
8.0.240.0040.00416.89
8.0.230.0040.00416.75
8.0.220.0060.00316.69
8.0.210.0000.00716.85
8.0.200.0040.00416.77
8.0.190.0000.00716.91
8.0.180.0040.00416.85
8.0.170.0030.00516.74
8.0.160.0070.00016.71
8.0.150.0030.00516.74
8.0.140.0050.00316.66
8.0.130.0000.00613.29
8.0.120.0040.00416.74
8.0.110.0000.00716.69
8.0.100.0040.00416.71
8.0.90.0040.00416.80
8.0.80.0030.01216.76
8.0.70.0040.00416.79
8.0.60.0040.00416.86
8.0.50.0070.00016.84
8.0.30.0120.00616.99
8.0.20.0100.01317.40
8.0.10.0000.00716.77
8.0.00.0090.01216.75
7.4.330.0050.00015.55
7.4.320.0030.00616.45
7.4.300.0060.00016.43
7.4.290.0040.00416.50
7.4.280.0070.00016.43
7.4.270.0030.00516.51
7.4.260.0060.00316.37
7.4.250.0000.00716.54
7.4.240.0000.00716.46
7.4.230.0030.00516.43
7.4.220.0040.01716.46
7.4.210.0090.00516.46
7.4.200.0070.00016.25
7.4.160.0110.00816.49
7.4.150.0050.01417.40
7.4.140.0080.01217.86
7.4.130.0110.00616.40
7.4.120.0130.00916.37
7.4.110.0090.00916.46
7.4.100.0080.00816.27
7.4.90.0180.00416.32
7.4.80.0120.00919.39
7.4.70.0160.00016.29
7.4.60.0160.00616.27
7.4.50.0030.01016.10
7.4.40.0070.01116.49
7.4.30.0070.01116.62
7.4.00.0090.00314.83
7.3.330.0000.00513.18
7.3.320.0000.00613.18
7.3.310.0000.00716.08
7.3.300.0070.00016.18
7.3.290.0080.00616.18
7.3.280.0050.01216.17
7.3.270.0090.00917.40
7.3.260.0080.01116.34
7.3.250.0100.00716.46
7.3.240.0100.01016.48
7.3.230.0100.00616.50
7.3.210.0130.00416.43
7.3.200.0090.01219.39
7.3.190.0120.00616.55
7.3.180.0100.00716.41
7.3.170.0080.00816.57
7.3.160.0100.00716.21
7.2.330.0180.00016.65
7.2.320.0060.01516.61
7.2.310.0110.00716.45
7.2.300.0140.00716.34
7.2.290.0040.01316.28
7.2.60.0070.00416.85
7.1.200.0000.01315.41
7.1.70.0070.00017.07
7.1.60.0070.01117.12
7.1.50.0040.00716.86
7.1.40.0100.00716.69
7.1.30.0070.01416.69
7.1.20.0120.00316.69
7.1.10.0040.00416.69
7.1.00.0070.01016.76
7.0.200.0030.00716.69
7.0.190.0050.00216.69
7.0.180.0020.00516.69
7.0.170.0000.01316.69
7.0.160.0020.00516.69
7.0.150.0000.00816.69
7.0.140.0030.00716.69
7.0.130.0000.00816.69
7.0.120.0030.00616.69
7.0.110.0040.01216.69
7.0.100.0000.00716.69
7.0.90.0000.01016.69
7.0.80.0030.00616.69
7.0.70.0030.01316.69
7.0.60.0030.00916.69
7.0.50.0000.00816.69
7.0.40.0040.00416.69
7.0.30.0030.00516.69
7.0.20.0040.00416.69
7.0.10.0000.01216.69
7.0.00.0000.00716.69
5.6.300.0000.04921.00
5.6.290.0030.04220.90
5.6.280.0030.09320.97
5.6.270.0030.04020.82
5.6.260.0030.04020.86
5.6.250.0000.04720.88
5.6.240.0060.03820.80
5.6.230.0000.04420.91
5.6.220.0000.04420.87
5.6.210.0030.05620.63
5.6.200.0060.03820.77
5.6.190.0000.04920.74
5.6.180.0060.03920.96
5.6.170.0100.03320.83
5.6.160.0030.05420.91
5.6.150.0240.03120.99
5.6.140.0000.05720.85
5.6.130.0070.03920.69
5.6.120.0070.03820.81
5.6.110.0130.03220.84
5.6.100.0000.04920.84
5.6.90.0000.06120.63
5.6.80.0070.03420.05
5.6.70.0070.04720.07
5.6.60.0030.04120.21
5.6.50.0000.04320.06
5.6.40.0060.03520.19
5.6.30.0030.03819.95
5.6.20.0030.03820.19
5.6.10.0030.04020.16
5.6.00.0140.04120.13
5.5.380.0000.04817.52
5.5.370.0030.05817.58
5.5.360.0100.07917.55
5.5.350.0000.08517.63
5.5.340.0030.08218.02
5.5.330.0000.04918.13
5.5.320.0030.04717.75
5.5.310.0060.04118.06
5.5.300.0030.03917.66
5.5.290.0030.04117.83
5.5.280.0070.06017.88
5.5.270.0100.03717.89
5.5.260.0070.03617.80
5.5.250.0190.03917.61
5.5.240.0070.03317.08
5.5.230.0030.05317.35
5.5.220.0100.04717.04
5.5.210.0030.04117.32
5.5.200.0190.03617.20
5.5.190.0030.04117.15
5.5.180.0030.03817.23
5.5.160.0100.03517.25
5.5.150.0000.04317.20
5.5.140.0000.04317.14
5.5.130.0070.03317.32
5.5.120.0070.03717.04
5.5.110.0030.04917.21
5.5.100.0000.05117.18
5.5.90.0060.04516.96
5.5.80.0070.03117.21
5.5.70.0030.04017.11
5.5.60.0340.04816.90
5.5.50.0030.04017.09
5.5.40.0000.04017.04
5.5.30.0030.03917.04
5.5.20.0060.03917.09
5.5.10.0030.03717.20
5.5.00.0030.03717.03
5.4.450.0030.04719.12
5.4.440.0000.04619.31
5.4.430.0000.04119.38
5.4.420.0030.03819.19
5.4.410.0030.07319.17
5.4.400.0070.05718.86
5.4.390.0030.04318.93
5.4.380.0070.04018.87
5.4.370.0030.03618.89
5.4.360.0030.04019.05
5.4.350.0030.04119.11
5.4.340.0030.05118.86
5.4.320.0030.04519.11
5.4.310.0030.04119.02
5.4.300.0060.03919.05
5.4.290.0030.03618.82
5.4.280.0060.05418.75
5.4.270.0000.04918.83
5.4.260.0070.04119.03
5.4.250.0100.02918.92
5.4.240.0060.03218.92
5.4.230.0000.04218.80
5.4.220.0060.03518.92
5.4.210.0070.03618.88
5.4.200.0000.04418.83
5.4.190.0030.04918.75
5.4.180.0000.04918.86
5.4.170.0030.03718.98
5.4.160.0070.03418.95
5.4.150.0000.04118.84
5.4.140.0030.03616.75
5.4.130.0100.03316.69
5.4.120.0060.03516.69
5.4.110.0000.03816.69
5.4.100.0100.06216.74
5.4.90.0030.06316.69
5.4.80.0060.05816.69
5.4.70.0070.06616.69
5.4.60.0030.07116.69
5.4.50.0070.07016.69
5.4.40.0030.03516.71
5.4.30.0030.03616.69
5.4.20.0000.03716.69
5.4.10.0100.02916.69
5.4.00.0030.03616.69
5.3.290.0000.04416.69
5.3.280.0030.04216.69
5.3.270.0030.03816.69
5.3.260.0000.04816.69
5.3.250.0000.04216.69
5.3.240.0000.04016.69
5.3.230.0100.03716.69
5.3.220.0030.03416.69
5.3.210.0030.07116.69
5.3.200.0070.07416.69
5.3.190.0030.06216.69
5.3.180.0070.03316.69
5.3.170.0000.04816.69
5.3.160.0000.06816.69
5.3.150.0030.07416.69
5.3.140.0070.04716.69
5.3.130.0100.03416.69
5.3.120.0130.02716.69
5.3.110.0030.04716.69
5.3.100.0030.03516.69
5.3.90.0030.03816.69
5.3.80.0030.03616.69
5.3.70.0000.04116.69
5.3.60.0030.03416.69
5.3.50.0030.03816.69
5.3.40.0030.03416.69
5.3.30.0030.07516.69
5.3.20.0060.04716.69
5.3.10.0030.04516.69
5.3.00.0030.04116.69
5.2.170.0030.03516.69
5.2.160.0000.03216.69
5.2.150.0030.04416.69
5.2.140.0070.05916.69
5.2.130.0070.04116.69
5.2.120.0030.03116.69
5.2.110.0170.03616.69
5.2.100.0090.02416.69
5.2.90.0030.02816.69
5.2.80.0000.03316.69
5.2.70.0100.06016.69
5.2.60.0000.03216.69
5.2.50.0000.03216.69
5.2.40.0000.02916.69
5.2.30.0000.03016.69
5.2.20.0030.02616.69
5.2.10.0030.02616.69
5.2.00.0030.06216.69
5.1.60.0030.05216.69
5.1.50.0060.02816.69
5.1.40.0000.02616.69
5.1.30.0030.02816.69
5.1.20.0000.02916.69
5.1.10.0040.02516.69
5.1.00.0030.02316.69
5.0.50.0000.02116.69
5.0.40.0030.01916.69
5.0.30.0030.03216.69
5.0.20.0030.01716.69
5.0.10.0000.02116.69
5.0.00.0000.04616.69
4.4.90.0040.01516.69
4.4.80.0000.01816.69
4.4.70.0030.01916.69
4.4.60.0030.01816.69
4.4.50.0030.01416.69
4.4.40.0100.02316.69
4.4.30.0070.02116.69
4.4.20.0000.01916.69
4.4.10.0030.01316.69
4.4.00.0060.01916.69
4.3.110.0000.01916.69
4.3.100.0030.01916.69
4.3.90.0060.01216.69
4.3.80.0030.04916.69
4.3.70.0030.03316.69
4.3.60.0000.03616.69
4.3.50.0070.03316.69
4.3.40.0030.05116.69
4.3.30.0030.03516.69
4.3.20.0030.02916.69
4.3.10.0060.01316.69
4.3.00.0000.01716.69

preferences:
32.44 ms | 403 KiB | 5 Q