3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = serialize(new __PHP_Incomplete_Class()); var_dump(unserialize($x)); // Did I succeed?

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)
8.3.60.0050.00916.63
8.3.50.0100.00722.94
8.3.40.0100.00718.84
8.3.30.0140.00018.79
8.3.20.0040.00420.29
8.3.10.0000.00820.27
8.3.00.0050.00319.25
8.2.180.0060.00916.50
8.2.170.0080.01122.96
8.2.160.0100.00320.35
8.2.150.0000.00724.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0050.00321.05
8.2.110.0000.00819.27
8.2.100.0090.00318.09
8.2.90.0040.00419.11
8.2.80.0030.00517.97
8.2.70.0080.00017.63
8.2.60.0000.00717.80
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0040.00419.34
8.2.20.0040.00417.55
8.2.10.0080.00018.05
8.2.00.0040.00417.50
8.1.280.0110.00325.92
8.1.270.0040.00423.79
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00318.99
8.1.230.0120.00019.00
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0100.00017.35
8.1.190.0050.00317.10
8.1.180.0000.00918.10
8.1.170.0060.00318.52
8.1.160.0070.00021.99
8.1.150.0000.00718.77
8.1.140.0050.00217.34
8.1.130.0000.00817.74
8.1.120.0040.00417.46
8.1.110.0040.00417.42
8.1.100.0060.00317.43
8.1.90.0050.00317.30
8.1.80.0000.00717.41
8.1.70.0040.00417.29
8.1.60.0030.01017.51
8.1.50.0000.00817.46
8.1.40.0050.00217.32
8.1.30.0000.00717.53
8.1.20.0050.00217.56
8.1.10.0030.00517.54
8.1.00.0000.00917.27
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0070.00018.39
8.0.270.0000.00817.19
8.0.260.0030.00317.25
8.0.250.0070.00016.86
8.0.240.0000.00716.84
8.0.230.0000.00716.93
8.0.220.0000.00716.94
8.0.210.0070.00016.80
8.0.200.0030.00316.92
8.0.190.0030.00616.95
8.0.180.0000.00716.89
8.0.170.0070.00016.83
8.0.160.0000.00716.82
8.0.150.0000.00816.74
8.0.140.0040.00416.74
8.0.130.0000.00513.30
8.0.120.0040.00416.89
8.0.110.0000.00816.89
8.0.100.0000.00816.77
8.0.90.0000.00816.95
8.0.80.0090.00616.88
8.0.70.0040.00416.75
8.0.60.0050.00216.89
8.0.50.0070.00016.75
8.0.30.0140.00716.96
8.0.20.0150.00917.40
8.0.10.0040.00416.82
8.0.00.0120.00516.67
7.4.330.0000.00515.09
7.4.320.0030.00316.54
7.4.300.0000.00616.40
7.4.290.0030.00316.41
7.4.280.0040.00316.54
7.4.270.0000.00616.44
7.4.260.0000.00716.42
7.4.250.0040.00416.49
7.4.240.0040.00416.40
7.4.230.0000.00716.55
7.4.220.0130.00616.62
7.4.210.0030.01016.39
7.4.200.0040.00216.65
7.4.160.0040.01116.51
7.4.150.0090.00917.40
7.4.140.0120.00617.86
7.4.130.0100.00716.29
7.4.120.0070.01016.38
7.4.110.0130.01016.32
7.4.100.0030.02116.38
7.4.90.0090.00916.62
7.4.80.0100.01319.39
7.4.70.0130.00416.49
7.4.60.0170.00316.43
7.4.50.0080.00016.20
7.4.40.0080.00916.48
7.4.30.0090.00816.49
7.4.00.0040.01214.63
7.3.330.0050.00012.98
7.3.320.0000.00613.07
7.3.310.0000.00816.19
7.3.300.0060.00016.00
7.3.290.0040.01016.17
7.3.280.0070.00916.15
7.3.270.0060.01217.40
7.3.260.0180.00016.37
7.3.250.0050.01216.21
7.3.240.0100.00716.54
7.3.230.0090.00916.39
7.3.210.0130.00916.40
7.3.200.0030.01519.39
7.3.190.0090.00916.18
7.3.180.0130.00316.41
7.3.170.0090.00616.27
7.3.160.0100.01016.24
7.2.330.0140.00316.30
7.2.320.0130.00316.55
7.2.310.0160.00716.24
7.2.300.0070.01016.15
7.2.290.0060.01116.61
7.2.00.0040.00819.19
7.1.100.0040.00418.00
7.1.70.0060.00617.18
7.1.60.0170.00719.61
7.1.50.0040.01516.89
7.1.00.0170.06322.45
7.0.200.0000.00716.68
7.0.140.0030.07022.01
7.0.60.0030.04019.78
7.0.50.0070.03717.80
7.0.40.0070.04320.23
7.0.30.0170.04320.01
7.0.20.0200.08320.16
7.0.10.0000.04720.13
7.0.00.0000.04320.20
5.6.280.0000.07721.09
5.6.210.0000.08320.72
5.6.200.0070.08018.13
5.6.190.0000.09020.48
5.6.180.0330.04320.27
5.6.170.0370.07020.39
5.6.160.0030.07020.48
5.6.150.0070.06318.15
5.6.140.0100.05318.16
5.6.130.0000.08718.09
5.6.120.0070.04020.93
5.6.110.0100.06721.13
5.6.100.0100.08720.97
5.6.90.0130.08321.11
5.6.80.0030.04320.48
5.5.350.0070.06020.46
5.5.340.0100.05717.93
5.5.330.0070.08720.19
5.5.320.0370.06720.29
5.5.310.0130.05020.20
5.5.300.0070.04017.89
5.5.290.0070.05317.97
5.5.280.0030.08320.79
5.5.270.0070.04320.84
5.5.260.0170.07720.83
5.5.250.0130.07720.60
5.5.240.0130.07320.15
5.4.450.0100.03719.35
5.4.440.0170.07019.52
5.4.430.0070.06719.50
5.4.420.0000.08719.41
5.4.410.0030.04019.36
5.4.400.0070.05319.18
5.4.390.0030.05019.08
5.4.380.0100.07019.08
5.4.370.0000.07318.79
5.4.360.0000.06718.91
5.4.350.0070.07018.79
5.4.340.0100.04019.19
5.4.320.0100.07019.14
5.4.310.0200.06319.12
5.4.300.0030.08318.92
5.4.290.0070.06019.00
5.4.280.0000.05319.17
5.4.270.0100.07019.18
5.4.260.0070.04018.91
5.4.250.0070.07718.79
5.4.240.0070.03718.93
5.4.230.0070.07018.78
5.4.220.0100.06719.13
5.4.210.0030.05719.14
5.4.200.0170.06719.13
5.4.190.0030.06319.13
5.4.180.0000.05019.17
5.4.170.0130.05719.08
5.4.160.0100.07018.78
5.4.150.0030.05319.16
5.4.140.0000.07016.25
5.4.130.0070.07016.29
5.4.120.0070.07016.36
5.4.110.0130.06716.15
5.4.100.0000.04016.38
5.4.90.0030.04316.61
5.4.80.0030.04316.29
5.4.70.0070.06316.27
5.4.60.0070.07016.22
5.4.50.0130.04716.25
5.4.40.0000.05316.29
5.4.30.0000.04716.21
5.4.20.0000.07716.28
5.4.10.0170.06016.34
5.4.00.0070.07015.75
5.3.290.0030.04714.48
5.3.280.0070.07314.55
5.3.270.0030.04014.42
5.3.260.0070.08014.54
5.3.250.0030.04714.55
5.3.240.0030.06314.39
5.3.230.0100.04314.54
5.3.220.0100.06714.49
5.3.210.0100.06714.59
5.3.200.0070.04714.51
5.3.190.0000.05314.46
5.3.180.0030.05014.52
5.3.170.0070.07714.48
5.3.160.0070.03714.48
5.3.150.0030.04714.50
5.3.140.0000.07014.64
5.3.130.0070.04314.36
5.3.120.0030.07014.47
5.3.110.0030.07314.48
5.3.100.0170.07314.05
5.3.90.0030.04714.04
5.3.80.0130.06313.97
5.3.70.0030.04713.94
5.3.60.0070.04013.83
5.3.50.0000.07313.77
5.3.40.0070.03313.89
5.3.30.0030.08014.00
5.3.20.0070.07013.79
5.3.10.0100.06713.49
5.3.00.0100.05013.61
5.2.170.0000.03711.30
5.2.160.0030.03311.05
5.2.150.0030.05311.04
5.2.140.0070.04311.14
5.2.130.0100.05311.00
5.2.120.0030.04311.07
5.2.110.0100.03311.03
5.2.100.0070.03011.18
5.2.90.0030.05310.92
5.2.80.0070.03311.17
5.2.70.0070.02711.08
5.2.60.0100.05711.04
5.2.50.0070.04010.99
5.2.40.0070.06310.93
5.2.30.0100.05710.91
5.2.20.0030.06711.11
5.2.10.0000.04310.74
5.2.00.0070.06310.57
5.1.60.0070.0509.88
5.1.50.0100.0479.79
5.1.40.0000.0409.87
5.1.30.0070.02710.14
5.1.20.0030.02710.23
5.1.10.0030.0309.83
5.1.00.0000.03010.01
5.0.50.0000.0238.34
5.0.40.0100.0408.19
5.0.30.0030.0338.05
5.0.20.0030.0177.96
5.0.10.0030.0338.00
5.0.00.0030.0708.04
4.4.90.0430.0309.13
4.4.80.0470.0309.13
4.4.70.0530.0209.13
4.4.60.0400.0209.13
4.4.50.0330.0209.13
4.4.40.0400.0309.13
4.4.30.0370.0179.13
4.4.20.0370.0239.13
4.4.10.0330.0279.13
4.4.00.0400.0439.13
4.3.110.0430.0209.13
4.3.100.0500.0179.13
4.3.90.0400.0309.13
4.3.80.0330.0339.13
4.3.70.0270.0279.13
4.3.60.0430.0279.13
4.3.50.0400.0239.13
4.3.40.0330.0339.13
4.3.30.0230.0179.13
4.3.20.0230.0279.13
4.3.10.0170.0279.13
4.3.00.0230.0279.13

preferences:
47.39 ms | 401 KiB | 5 Q