3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A implements Serializable { public function serialize() { return 'foo'; } public function unserialize() { } } var_dump(serialize(new A()));

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)
8.3.60.0140.00018.43
8.3.50.0140.00821.99
8.3.40.0070.00718.84
8.3.30.0100.00718.98
8.3.20.0080.00020.12
8.3.10.0000.00820.40
8.3.00.0040.00417.59
8.2.180.0110.01116.38
8.2.170.0140.00022.96
8.2.160.0120.00320.30
8.2.150.0000.00724.18
8.2.140.0000.00724.66
8.2.130.0050.00326.16
8.2.120.0040.00422.14
8.2.110.0000.00922.16
8.2.100.0040.00717.59
8.2.90.0080.00019.13
8.2.80.0000.00917.97
8.2.70.0050.00517.50
8.2.60.0040.00417.68
8.2.50.0000.00918.07
8.2.40.0070.00418.03
8.2.30.0040.00419.49
8.2.20.0030.00517.62
8.2.10.0050.00317.85
8.2.00.0040.00417.65
8.1.280.0030.01425.92
8.1.270.0020.00522.20
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.84
8.1.230.0070.00419.16
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.00
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0030.00618.30
8.1.160.0060.00321.96
8.1.150.0070.00018.77
8.1.140.0070.00017.51
8.1.130.0000.00617.74
8.1.120.0000.00817.43
8.1.110.0030.00617.36
8.1.100.0040.00417.28
8.1.90.0000.00717.29
8.1.80.0030.00317.27
8.1.70.0040.00217.39
8.1.60.0000.00817.36
8.1.50.0080.00017.48
8.1.40.0070.00017.48
8.1.30.0030.00617.54
8.1.20.0050.00317.50
8.1.10.0000.00817.44
8.1.00.0000.00817.19
8.0.300.0000.00719.21
8.0.290.0050.00216.75
8.0.280.0000.00718.38
8.0.270.0030.00317.22
8.0.260.0000.00917.14
8.0.250.0000.00716.96
8.0.240.0030.00516.93
8.0.230.0040.00416.91
8.0.220.0000.00816.90
8.0.210.0000.00616.78
8.0.200.0000.00816.91
8.0.190.0000.00716.84
8.0.180.0080.00016.82
8.0.170.0040.00416.97
8.0.160.0000.00816.84
8.0.150.0000.00816.91
8.0.140.0040.00416.74
8.0.130.0000.00713.28
8.0.120.0000.00816.88
8.0.110.0040.00416.79
8.0.100.0070.00016.86
8.0.90.0080.00016.82
8.0.80.0030.01216.77
8.0.70.0070.00016.79
8.0.60.0050.00216.88
8.0.50.0000.00716.88
8.0.30.0100.01017.06
8.0.20.0160.00717.40
8.0.10.0070.00016.98
8.0.00.0070.01316.58
7.4.330.0000.00515.00
7.4.320.0070.00016.52
7.4.300.0000.00616.49
7.4.290.0030.00316.34
7.4.280.0000.00816.50
7.4.270.0000.00716.55
7.4.260.0030.00516.32
7.4.250.0030.00616.51
7.4.240.0000.00716.54
7.4.230.0030.00316.43
7.4.220.0030.01516.43
7.4.210.0050.00816.43
7.4.200.0000.00616.50
7.4.160.0090.00616.58
7.4.150.0070.01517.40
7.4.140.0080.01017.86
7.4.130.0100.00816.40
7.4.120.0160.00116.40
7.4.110.0100.00616.39
7.4.100.0120.00616.32
7.4.90.0100.00716.36
7.4.80.0130.00319.39
7.4.70.0120.00616.23
7.4.60.0130.00316.56
7.4.50.0000.00916.45
7.4.40.0090.00616.34
7.4.30.0060.00916.30
7.4.00.0060.01014.89
7.3.330.0000.00513.09
7.3.320.0030.00313.16
7.3.310.0030.00416.26
7.3.300.0000.00716.19
7.3.290.0070.01016.14
7.3.280.0060.01016.21
7.3.270.0070.01017.40
7.3.260.0030.01416.44
7.3.250.0100.00716.39
7.3.240.0070.01016.31
7.3.230.0090.00616.42
7.3.210.0140.00416.34
7.3.200.0090.00919.39
7.3.190.0140.00816.27
7.3.180.0080.00816.29
7.3.170.0080.00816.35
7.3.160.0090.00916.36
7.3.10.0060.00316.57
7.3.00.0100.00716.64
7.2.330.0150.00916.55
7.2.320.0100.00616.48
7.2.310.0120.00616.54
7.2.300.0130.00316.61
7.2.290.0110.01116.39
7.2.130.0090.00316.48
7.2.120.0040.01416.89
7.2.110.0100.00316.59
7.2.100.0000.01416.80
7.2.90.0070.00716.58
7.2.80.0000.01516.47
7.2.70.0080.00316.45
7.2.60.0060.00916.89
7.2.50.0060.00916.62
7.2.40.0070.00316.89
7.2.30.0070.00716.76
7.2.20.0060.01016.65
7.2.10.0000.00916.63
7.2.00.0070.00718.18
7.1.250.0040.00815.63
7.1.100.0040.00818.00
7.1.70.0090.00617.02
7.1.60.0100.01419.12
7.1.50.0210.01434.80
7.1.00.0130.06722.54
7.0.200.0040.00416.36
7.0.140.0070.07322.07
7.0.60.0100.08319.85
7.0.50.0030.07317.97
7.0.40.0030.04720.13
7.0.30.0300.04020.08
7.0.20.0230.04020.21
7.0.10.0170.07720.20
7.0.00.0030.04320.29
5.6.280.0000.07720.82
5.6.210.0000.05020.71
5.6.200.0070.08018.29
5.6.190.0030.04720.41
5.6.180.0330.07320.67
5.6.170.0400.06020.52
5.6.160.0130.07720.71
5.6.150.0030.03718.16
5.6.140.0100.03318.22
5.6.130.0070.04718.19
5.6.120.0070.04720.98
5.6.110.0170.07020.98
5.6.100.0070.08720.99
5.6.90.0100.08721.10
5.6.80.0030.04020.38
5.6.70.3770.04320.40
5.5.350.0130.08320.30
5.5.340.0030.07017.95
5.5.330.0170.06720.31
5.5.320.0270.05020.34
5.5.310.0330.07320.41
5.5.300.0070.04718.00
5.5.290.0030.08317.96
5.5.280.0170.07720.85
5.5.270.0070.03720.86
5.5.260.0070.08020.64
5.5.250.0100.07720.58
5.5.240.0400.06020.37
5.4.450.0230.05019.45
5.4.440.0430.05319.45
5.4.430.0500.05019.45
5.4.420.0670.04319.45
5.4.410.0270.04319.45
5.4.400.0370.04719.45
5.4.390.0370.05019.45
5.4.380.0400.05318.61
5.4.370.0300.05718.79
5.4.360.0470.06018.80
5.4.350.0530.06018.62
5.4.340.0430.04318.84
5.4.320.0050.04612.50
5.4.310.0100.04612.50
5.4.300.0070.04112.50
5.4.290.0050.04012.50
5.4.280.0050.03612.39
5.4.270.0060.03512.39
5.4.260.0060.03612.40
5.4.250.0040.03812.39
5.4.240.0080.04012.39
5.4.230.0090.04112.39
5.4.220.0050.03912.39
5.4.210.0080.03912.38
5.4.200.0070.03512.39
5.4.190.0050.04512.38
5.4.180.0060.04112.38
5.4.170.0040.03612.40
5.4.160.0060.03512.39
5.4.150.0070.03912.39
5.4.140.0100.03312.07
5.4.130.0070.03312.06
5.4.120.0060.03512.02
5.4.110.0060.04012.02
5.4.100.0080.03912.01
5.4.90.0080.04112.01
5.4.80.0050.03712.01
5.4.70.0080.03612.01
5.4.60.0050.04212.01
5.4.50.0050.04212.01
5.4.40.0040.04311.99
5.4.30.0060.03411.99
5.4.20.0060.03411.99
5.4.10.0070.03711.99
5.4.00.0070.03311.48
5.3.290.0050.04412.80
5.3.280.0110.04112.71
5.3.270.0050.03912.73
5.3.260.0060.03912.72
5.3.250.0070.03612.72
5.3.240.0020.04212.72
5.3.230.0120.03812.71
5.3.220.0070.03812.68
5.3.210.0060.04312.68
5.3.200.0100.03512.68
5.3.190.0070.03812.68
5.3.180.0080.04112.67
5.3.170.0060.03912.66
5.3.160.0090.03312.68
5.3.150.0080.03612.67
5.3.140.0080.03612.66
5.3.130.0040.04112.66
5.3.120.0130.03412.66
5.3.110.0050.03912.66
5.3.100.0050.04412.13
5.3.90.0090.03812.10
5.3.80.0100.03412.10
5.3.70.0050.03812.10
5.3.60.0100.03612.08
5.3.50.0090.03612.03
5.3.40.0120.04412.03
5.3.30.0060.03511.98
5.3.20.0090.03411.77
5.3.10.0050.04311.73
5.3.00.0110.03911.73
5.2.170.0090.0289.23
5.2.160.0070.0379.23
5.2.150.0090.0419.23
5.2.140.0110.0419.22
5.2.130.0050.0419.18
5.2.120.0080.0309.19
5.2.110.0080.0349.19
5.2.100.0080.0329.18
5.2.90.0090.0249.18
5.2.80.0050.0339.17
5.2.70.0040.0309.18
5.2.60.0060.0299.13
5.2.50.0070.0329.10
5.2.40.0050.0319.08
5.2.30.0040.0299.04
5.2.20.0060.0269.04
5.2.10.0070.0258.94
5.2.00.0080.0258.80
5.1.60.0060.0298.10
5.1.50.0030.0258.09
5.1.40.0050.0298.07
5.1.30.0070.0288.42
5.1.20.0070.0348.44
5.1.10.0080.0388.17
5.1.00.0060.0348.17
5.0.50.0050.0336.64
5.0.40.0020.0246.50
5.0.30.0010.0346.32
5.0.20.0030.0306.28
5.0.10.0030.0236.26
5.0.00.0040.0376.25
4.4.90.0030.0224.78
4.4.80.0020.0194.75
4.4.70.0030.0194.75
4.4.60.0010.0214.75
4.4.50.0030.0144.77
4.4.40.0040.0254.71
4.4.30.0030.0234.76
4.4.20.0030.0204.84
4.4.10.0040.0154.85
4.4.00.0040.0284.76
4.3.110.0040.0164.67
4.3.100.0030.0184.66
4.3.90.0030.0194.64
4.3.80.0050.0244.58
4.3.70.0020.0214.63
4.3.60.0050.0114.63
4.3.50.0040.0214.63
4.3.40.0040.0264.54
4.3.30.0030.0203.30
4.3.20.0010.0213.28
4.3.10.0040.0243.24
4.3.00.0070.01019.45

preferences:
39.84 ms | 401 KiB | 5 Q