3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ser = array( 2206427175 => 'user' ); $ser = serialize($ser); var_dump(unserialize($ser));

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)
8.4.120.0040.00424.21
8.4.110.0130.00720.40
8.4.100.0100.01017.61
8.4.90.0130.00718.32
8.4.80.0140.00617.68
8.4.70.0130.00817.55
8.4.60.0100.00720.76
8.4.50.0130.00818.44
8.4.40.0060.01320.37
8.4.30.0060.01217.48
8.4.20.0140.00717.55
8.4.10.0000.00917.48
8.3.250.0120.00718.92
8.3.240.0060.00317.09
8.3.230.0040.00416.42
8.3.220.0070.01316.98
8.3.210.0040.00418.25
8.3.200.0050.00416.73
8.3.190.0140.00417.32
8.3.180.0090.00716.22
8.3.170.0070.01117.16
8.3.160.0040.01416.54
8.3.150.0170.00318.78
8.3.140.0170.00316.50
8.3.130.0040.00418.12
8.3.120.0090.00920.68
8.3.110.0030.00620.94
8.3.100.0110.00024.06
8.3.90.0060.00326.77
8.3.80.0090.00318.02
8.3.70.0070.01418.07
8.3.60.0130.00318.30
8.3.50.0090.00922.85
8.3.40.0110.00418.65
8.3.30.0040.01118.32
8.3.20.0150.00320.22
8.3.10.0040.00421.60
8.3.00.0040.00420.87
8.2.290.0110.00720.57
8.2.280.0120.00718.47
8.2.270.0140.00417.33
8.2.260.0080.00018.12
8.2.250.0110.00718.27
8.2.240.0060.00318.94
8.2.230.0040.00422.58
8.2.220.0030.00737.54
8.2.210.0060.01226.77
8.2.200.0060.00316.38
8.2.190.0150.00018.14
8.2.180.0170.00318.16
8.2.170.0150.00422.96
8.2.160.0140.00719.07
8.2.150.0000.00824.18
8.2.140.0060.00324.66
8.2.130.0080.00020.52
8.2.120.0000.00826.35
8.2.110.0000.00920.39
8.2.100.0080.00417.79
8.2.90.0000.00819.22
8.2.80.0000.00917.97
8.2.70.0030.00517.50
8.2.60.0060.00319.21
8.2.50.0050.00318.10
8.2.40.0020.00520.38
8.2.30.0040.00419.04
8.2.20.0040.00417.52
8.2.10.0040.00418.04
8.2.00.0000.00717.93
8.1.330.0120.00821.81
8.1.320.0160.00815.97
8.1.310.0110.00716.75
8.1.300.0060.00317.99
8.1.290.0090.00030.84
8.1.280.0060.01125.92
8.1.270.0080.00024.01
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0060.00321.16
8.1.230.0070.00417.70
8.1.220.0080.00017.78
8.1.210.0050.00318.77
8.1.200.0060.00317.13
8.1.190.0050.00317.23
8.1.180.0080.00018.10
8.1.170.0040.00418.50
8.1.160.0000.00718.95
8.1.150.0000.00718.82
8.1.140.0000.00719.50
8.1.130.0000.00717.63
8.1.120.0040.00417.36
8.1.110.0050.00217.27
8.1.100.0040.00417.28
8.1.90.0000.00717.33
8.1.80.0040.00417.31
8.1.70.0030.00717.37
8.1.60.0000.00817.53
8.1.50.0000.00817.45
8.1.40.0040.00417.44
8.1.30.0040.00417.65
8.1.20.0030.00617.56
8.1.10.0040.00417.28
8.1.00.0000.00717.28
8.0.300.0040.00418.77
8.0.290.0000.00716.58
8.0.280.0000.00718.32
8.0.270.0040.00417.18
8.0.260.0000.00717.08
8.0.250.0030.00316.88
8.0.240.0000.00716.93
8.0.230.0000.00716.97
8.0.220.0070.00316.92
8.0.210.0000.00716.85
8.0.200.0020.00516.94
8.0.190.0080.00016.96
8.0.180.0000.00716.91
8.0.170.0030.00516.87
8.0.160.0070.00016.78
8.0.150.0020.00516.88
8.0.140.0070.00016.80
8.0.130.0000.00613.29
8.0.120.0000.00916.84
8.0.110.0050.00316.79
8.0.100.0000.00816.68
8.0.90.0000.00716.77
8.0.80.0100.00716.84
8.0.70.0040.00316.85
8.0.60.0070.00016.94
8.0.50.0080.00016.92
8.0.30.0070.00816.99
8.0.20.0090.01117.40
8.0.10.0040.00416.99
8.0.00.0130.00516.73
7.4.330.0030.00315.08
7.4.320.0030.00316.43
7.4.300.0030.00316.53
7.4.290.0000.00716.48
7.4.280.0070.00016.39
7.4.270.0030.00516.43
7.4.260.0000.00716.32
7.4.250.0030.00316.54
7.4.240.0000.00816.51
7.4.230.0000.00716.23
7.4.220.0130.00716.61
7.4.210.0100.00816.45
7.4.200.0070.00016.55
7.4.160.0060.00916.46
7.4.150.0070.01017.40
7.4.140.0080.01017.86
7.4.130.0110.01016.41
7.4.120.0110.00716.43
7.4.110.0140.00716.27
7.4.100.0120.00616.36
7.4.90.0170.00016.53
7.4.80.0140.00319.39
7.4.70.0060.01016.43
7.4.60.0070.01016.48
7.4.50.0060.01016.33
7.4.40.0100.00716.45
7.4.30.0140.00616.53
7.4.00.0030.01315.02
7.3.330.0030.00313.04
7.3.320.0000.00512.88
7.3.310.0070.00016.29
7.3.300.0030.00316.18
7.3.290.0030.00316.09
7.3.280.0050.01316.14
7.3.270.0080.00817.40
7.3.260.0080.00816.54
7.3.250.0110.00716.24
7.3.240.0100.01216.22
7.3.230.0070.01016.43
7.3.210.0070.01016.18
7.3.200.0150.00616.23
7.3.190.0060.01316.46
7.3.180.0060.01116.41
7.3.170.0040.01116.25
7.3.160.0040.01216.27
7.2.330.0080.01116.62
7.2.320.0070.01116.63
7.2.310.0030.01216.30
7.2.300.0130.00416.62
7.2.290.0070.01316.26
7.2.00.0080.00818.87
7.1.70.0080.00016.85
7.1.60.0110.01119.90
7.1.00.0100.06722.40
7.0.200.0200.01014.80
7.0.70.0230.05020.10
7.0.60.0100.06320.02
7.0.50.0330.05020.38
7.0.40.0130.06020.30
7.0.30.0330.04020.24
7.0.20.0130.05720.43
7.0.10.0270.05720.24
7.0.00.0170.07020.43
5.6.280.0030.07321.14
5.6.220.0230.05320.71
5.6.210.0130.06020.54
5.6.200.0130.07721.16
5.6.190.0270.04720.99
5.6.180.0100.06321.08
5.6.170.0130.05721.01
5.6.160.0400.06321.05
5.6.150.0430.08321.16
5.6.140.0270.06021.01
5.6.130.0400.05021.11
5.6.120.0170.08021.16
5.6.110.0570.06321.07
5.6.100.0370.06021.10
5.6.90.0370.07021.11
5.6.80.0270.07020.51
5.6.70.0330.05020.54
5.6.60.0270.06720.53
5.6.50.0300.07020.48
5.6.40.0230.07720.43
5.6.30.0230.06720.37
5.6.20.0130.07720.52
5.6.10.0030.08020.42
5.6.00.0270.06320.33
5.5.360.0170.06320.57
5.5.350.0100.06020.32
5.5.340.0170.06320.92
5.5.330.0130.06320.88
5.5.320.0130.05720.70
5.5.310.0300.04320.84
5.5.300.0570.06020.92
5.5.290.0130.08320.96
5.5.280.0300.09020.93
5.5.270.0370.08320.91
5.5.260.0230.07720.95
5.5.250.0570.05020.69
5.5.240.0230.06720.14
5.5.230.0370.06720.20
5.5.220.0100.06020.28
5.5.210.0370.06020.30
5.5.200.0430.05720.11
5.5.190.0230.06020.16
5.5.180.0070.07020.22
5.5.160.0330.06020.29
5.5.150.0370.07020.16
5.5.140.0330.06720.22
5.5.130.0200.06720.04
5.5.120.0330.05720.22
5.5.110.0230.05020.18
5.5.100.0470.06320.00
5.5.90.0200.06720.06
5.5.80.0200.05020.14
5.5.70.0200.06020.08
5.5.60.0130.06720.11
5.5.50.0400.05720.14
5.5.40.0170.06320.19
5.5.30.0130.06020.16
5.5.20.0200.05719.98
5.5.10.0200.05320.18
5.5.00.0230.06020.15

preferences:
28.58 ms | 403 KiB | 5 Q