3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo{class Bar {}} namespace { var_dump(serialize(new \Foo\Bar())); var_dump(unserialize('O:20:"..\..\..\.ssh\id_rsa":0:{}')); }

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)
8.3.60.0110.00418.43
8.3.50.0090.00721.88
8.3.40.0090.00618.58
8.3.30.0100.00318.79
8.3.20.0040.00420.16
8.3.10.0000.00822.09
8.3.00.0040.00422.40
8.2.180.0090.00916.50
8.2.170.0070.00722.96
8.2.160.0000.01420.85
8.2.150.0050.00324.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0080.00019.36
8.2.110.0060.00321.00
8.2.100.0040.00819.64
8.2.90.0000.00918.92
8.2.80.0030.00519.38
8.2.70.0030.00617.48
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0050.00318.03
8.2.30.0060.00317.92
8.2.20.0040.00417.46
8.2.10.0040.00419.40
8.2.00.0070.00017.62
8.1.280.0040.01425.92
8.1.270.0000.00823.92
8.1.260.0080.00026.35
8.1.250.0070.01028.09
8.1.240.0090.00023.97
8.1.230.0040.00719.10
8.1.220.0050.00517.74
8.1.210.0040.00418.77
8.1.200.0060.00317.00
8.1.190.0050.00317.40
8.1.180.0040.00418.10
8.1.170.0000.00918.49
8.1.160.0000.00721.93
8.1.150.0020.00518.49
8.1.140.0020.00517.27
8.1.130.0000.00617.82
8.1.120.0000.00717.39
8.1.110.0040.00417.29
8.1.100.0050.00317.17
8.1.90.0040.00417.27
8.1.80.0000.00717.19
8.1.70.0000.00817.30
8.1.60.0090.00017.48
8.1.50.0070.00017.43
8.1.40.0100.00017.23
8.1.30.0030.00617.52
8.1.20.0030.00617.52
8.1.10.0030.00617.36
8.1.00.0020.00517.32
8.0.300.0050.00318.77
8.0.290.0040.00417.04
8.0.280.0070.00018.43
8.0.270.0000.00717.09
8.0.260.0000.00616.85
8.0.250.0000.00716.98
8.0.240.0070.00016.98
8.0.230.0030.00316.88
8.0.220.0070.00016.86
8.0.210.0070.00016.80
8.0.200.0030.00316.75
8.0.190.0040.00416.86
8.0.180.0070.00016.84
8.0.170.0040.00416.70
8.0.160.0040.00416.71
8.0.150.0000.00716.71
8.0.140.0050.00316.64
8.0.130.0000.00513.22
8.0.120.0000.00716.73
8.0.110.0040.00416.82
8.0.100.0040.00416.67
8.0.90.0040.00416.61
8.0.80.0090.00616.85
8.0.70.0040.00416.80
8.0.60.0000.00716.88
8.0.50.0070.00016.68
8.0.30.0070.01517.03
8.0.20.0150.00717.40
8.0.10.0070.00016.84
8.0.00.0110.00716.49
7.4.330.0000.00515.00
7.4.320.0030.00316.44
7.4.300.0030.00316.50
7.4.290.0030.00316.46
7.4.280.0040.00416.43
7.4.270.0070.00016.37
7.4.260.0070.00016.42
7.4.250.0000.00716.31
7.4.240.0030.00416.36
7.4.230.0030.00316.25
7.4.220.0130.00316.41
7.4.210.0040.01016.38
7.4.200.0030.00516.36
7.4.190.0030.00316.23
7.4.160.0040.01116.42
7.4.150.0070.01017.40
7.4.140.0070.01017.86
7.4.130.0080.01216.42
7.4.120.0100.00716.31
7.4.110.0130.00316.46
7.4.100.0140.00616.26
7.4.90.0090.00916.35
7.4.80.0090.01219.39
7.4.70.0100.00716.32
7.4.60.0110.00716.32
7.4.50.0040.00016.08
7.4.40.0100.00622.77
7.4.30.0060.01016.20
7.4.00.0050.01214.60
7.3.330.0000.00613.24
7.3.320.0050.00013.19
7.3.310.0070.00016.27
7.3.300.0030.00316.25
7.3.290.0090.01016.24
7.3.280.0120.00716.24
7.3.270.0170.00017.40
7.3.260.0200.00316.32
7.3.250.0090.01016.21
7.3.240.0110.00716.43
7.3.230.0070.01316.39
7.3.210.0130.00316.34
7.3.200.0090.01419.39
7.3.190.0080.00916.29
7.3.180.0100.01016.21
7.3.170.0090.01016.27
7.3.160.0140.00716.16
7.3.120.0110.00614.61
7.3.110.0100.00714.44
7.3.100.0070.01014.61
7.3.90.0070.00314.82
7.3.80.0120.00314.73
7.3.70.0130.00014.43
7.3.60.0110.00414.65
7.3.50.0030.00814.72
7.3.40.0120.00014.65
7.3.30.0070.00314.50
7.3.20.0070.01016.63
7.3.10.0050.00516.66
7.3.00.0070.00716.50
7.2.330.0130.00816.51
7.2.320.0060.01216.24
7.2.310.0070.01016.61
7.2.300.0030.01916.39
7.2.290.0110.00616.54
7.2.250.0130.00614.85
7.2.240.0160.00314.61
7.2.230.0050.00514.69
7.2.220.0110.00314.73
7.2.210.0070.00714.79
7.2.200.0030.01214.82
7.2.190.0120.00614.60
7.2.180.0070.00714.69
7.2.170.0030.01314.90
7.1.330.0120.00315.73
7.1.320.0070.00715.66
7.1.310.0000.01015.38
7.1.300.0130.00615.66
7.1.290.0060.00915.74
7.1.280.0130.00315.58
7.1.270.0090.00615.86
7.1.260.0060.00615.52
7.1.70.0040.00417.01
7.1.60.0120.01219.82
7.1.50.0040.00716.83
7.1.00.0070.07322.35
7.0.200.0080.00416.66
7.0.140.0000.07021.95
7.0.100.0130.05319.93
7.0.90.0070.06719.93
7.0.80.0200.06719.89
7.0.70.0030.08319.88
7.0.60.0270.04320.06
7.0.50.0100.08020.31
7.0.40.0030.05320.10
7.0.30.0070.05020.14
7.0.20.0030.05320.10
7.0.10.0070.07320.14
7.0.00.0130.07720.10
5.6.280.0030.07320.78
5.6.250.0070.06320.75
5.6.240.0130.07720.64
5.6.230.0100.08020.63
5.6.220.0070.07020.47
5.6.210.0100.07720.67
5.6.200.0030.06021.08
5.6.190.0100.08021.09
5.6.180.0070.08320.94
5.6.170.0030.07021.14
5.6.160.0100.05321.04
5.6.150.0130.08321.01
5.6.140.0030.04320.90
5.6.130.0100.05020.95
5.6.120.0130.08021.01
5.6.110.0070.07721.07
5.6.100.0100.07721.16
5.6.90.0030.05321.00
5.6.80.0030.04720.34
5.6.70.0000.05720.36
5.6.60.0030.08320.41
5.6.50.0100.08020.43
5.6.40.0000.08320.41
5.6.30.0030.05320.42
5.6.20.0000.04020.43
5.6.10.0000.08020.43
5.6.00.0070.03720.44
5.5.380.0070.08020.35
5.5.370.0100.07320.35
5.5.360.0070.04020.34
5.5.350.0130.07320.42
5.5.340.0000.08720.90
5.5.330.0170.06720.86
5.5.320.0070.07320.80
5.5.310.0030.09020.87
5.5.300.0030.04320.88
5.5.290.0030.04720.89
5.5.280.0170.04320.82
5.5.270.0100.04020.77
5.5.260.0230.07020.85
5.5.250.0130.07720.69
5.5.240.0070.07720.18
5.5.230.0030.04320.30
5.5.220.0100.07020.19
5.5.210.0170.02720.24
5.5.200.0030.03720.11
5.5.190.0130.05320.14
5.5.180.0070.05020.15
5.5.160.0130.06720.21
5.5.150.0070.07320.18
5.5.140.0030.07020.11
5.5.130.0000.09020.07
5.5.120.0030.07720.21
5.5.110.0000.08720.26
5.5.100.0100.06320.16
5.5.90.0100.07320.06
5.5.80.0070.07320.11
5.5.70.0170.07019.96
5.5.60.0070.04020.09
5.5.50.0070.07720.08
5.5.40.0070.06020.15
5.5.30.0170.06319.92
5.5.20.0000.04320.14
5.5.10.0130.07020.01
5.5.00.0100.07719.95
5.4.450.0070.04019.54
5.4.440.0170.06319.22
5.4.430.0100.08019.57
5.4.420.0030.08319.32
5.4.410.0130.05319.43
5.4.400.0100.07319.21
5.4.390.0070.04019.13
5.4.380.0100.05019.14
5.4.370.0070.06319.18
5.4.360.0070.04319.03
5.4.350.0030.04019.21
5.4.340.0100.06318.85
5.4.320.0070.08018.87
5.4.310.0070.05319.16
5.4.300.0100.04019.13
5.4.290.0070.03318.89
5.4.280.0100.03319.09
5.4.270.0100.07719.03
5.4.260.0070.07319.23
5.4.250.0000.08319.02
5.4.240.0030.06019.19
5.4.230.0030.07319.20
5.4.220.0030.07319.20
5.4.210.0100.07019.08
5.4.200.0070.03318.87
5.4.190.0100.06018.89
5.4.180.0130.05318.93
5.4.170.0070.07719.17
5.4.160.0130.07318.85
5.4.150.0130.07019.13
5.4.140.0130.06316.46
5.4.130.0170.05016.44
5.4.120.0070.04716.26
5.4.110.0000.04316.45
5.4.100.0070.03016.42
5.4.90.0100.05016.50
5.4.80.0030.08016.47
5.4.70.0070.07316.32
5.4.60.0030.07016.36
5.4.50.0070.06716.44
5.4.40.0070.07016.46
5.4.30.0100.06716.38
5.4.20.0070.06716.36
5.4.10.0130.06716.50
5.4.00.0000.07315.85
5.3.290.0070.06314.59
5.3.280.0000.05314.72
5.3.270.0070.07314.70
5.3.260.0130.04314.73
5.3.250.0100.06714.57
5.3.240.0070.07014.68
5.3.230.0030.08014.70
5.3.220.0070.06714.59
5.3.210.0100.03714.52
5.3.200.0030.07014.61
5.3.190.0100.03314.68
5.3.180.0070.07314.57
5.3.170.0000.04314.59
5.3.160.0070.03314.61
5.3.150.0070.06714.57
5.3.140.0000.04014.47
5.3.130.0070.07714.50
5.3.120.0170.06714.47
5.3.110.0070.05014.64
5.3.100.0100.06014.15
5.3.90.0070.06314.13
5.3.80.0100.07014.15
5.3.70.0030.08014.12
5.3.60.0030.07313.93
5.3.50.0100.05713.83
5.3.40.0000.05713.97
5.3.30.0170.02314.00
5.3.20.0000.04013.66
5.3.10.0070.07013.55
5.3.00.0130.06713.71
5.2.170.0030.06012.31
5.2.160.0070.05712.31
5.2.150.0070.03712.31
5.2.140.0070.06012.31
5.2.130.0030.06312.31
5.2.120.0100.03012.31
5.2.110.0030.03712.31
5.2.100.0070.03312.31
5.2.90.0000.06312.31
5.2.80.0030.03712.31
5.2.70.0100.05712.31
5.2.60.0030.05712.31
5.2.50.0030.06712.31
5.2.40.0070.05712.31
5.2.30.0070.06012.31
5.2.20.0070.05012.31
5.2.10.0070.04012.31
5.2.00.0070.04312.31
5.1.60.0000.03312.31
5.1.50.0030.04312.31
5.1.40.0000.04712.31
5.1.30.0030.05012.31
5.1.20.0000.06012.31
5.1.10.0070.03712.31
5.1.00.0000.03312.31
5.0.50.0000.05012.31
5.0.40.0070.04012.31
5.0.30.0070.06012.31
5.0.20.0000.02312.31
5.0.10.0030.04012.31
5.0.00.0100.06012.31
4.4.90.0030.03012.31
4.4.80.0000.03312.31
4.4.70.0000.03312.31
4.4.60.0030.03712.31
4.4.50.0070.02012.31
4.4.40.0030.05312.31
4.4.30.0000.03712.31
4.4.20.0030.01712.31
4.4.10.0030.03312.31
4.4.00.0030.02312.31
4.3.110.0000.03012.31
4.3.100.0000.02012.31
4.3.90.0070.03012.31
4.3.80.0030.05012.31
4.3.70.0000.02012.31
4.3.60.0030.01712.31
4.3.50.0000.03312.31
4.3.40.0030.02712.31
4.3.30.0000.02312.31
4.3.20.0000.02712.31
4.3.10.0000.01712.31
4.3.00.0000.01712.31

preferences:
49.2 ms | 401 KiB | 5 Q