3v4l.org

run code in 300+ PHP versions simultaneously
<?php Class Foo { } $unserialize = unserialize( serialize(new Foo), ['allowed_classes' => []] ); var_dump($unserialize);

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)
8.3.60.0140.00718.36
8.3.50.0120.00821.08
8.3.40.0150.00018.54
8.3.30.0090.00618.43
8.3.20.0070.00020.07
8.3.10.0040.00421.77
8.3.00.0050.00317.55
8.2.180.0060.00918.09
8.2.170.0100.00322.96
8.2.160.0110.00420.35
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0090.00317.63
8.2.110.0060.00322.08
8.2.100.0040.00819.23
8.2.90.0060.00319.22
8.2.80.0000.00917.97
8.2.70.0060.00317.50
8.2.60.0000.00717.80
8.2.50.0080.00018.07
8.2.40.0040.00419.29
8.2.30.0040.00420.55
8.2.20.0000.00717.54
8.2.10.0000.00817.89
8.2.00.0030.00517.96
8.1.280.0150.00325.92
8.1.270.0110.00722.02
8.1.260.0040.00726.35
8.1.250.0020.00528.09
8.1.240.0030.00622.55
8.1.230.0060.00617.42
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0000.00917.23
8.1.190.0000.00817.11
8.1.180.0030.00618.10
8.1.170.0000.00818.57
8.1.160.0000.00721.90
8.1.150.0050.00218.86
8.1.140.0030.00517.33
8.1.130.0040.00417.63
8.1.120.0000.00717.36
8.1.110.0000.00717.30
8.1.100.0000.00817.36
8.1.90.0040.00417.38
8.1.80.0000.00817.36
8.1.70.0000.00717.26
8.1.60.0040.00417.46
8.1.50.0030.00517.45
8.1.40.0040.00417.45
8.1.30.0000.00817.46
8.1.20.0040.00417.52
8.1.10.0040.00417.37
8.1.00.0040.00417.46
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.41
8.0.270.0030.00317.03
8.0.260.0030.00317.13
8.0.250.0000.00717.00
8.0.240.0040.00416.93
8.0.230.0000.00716.93
8.0.220.0000.00616.85
8.0.210.0070.00016.84
8.0.200.0030.00616.87
8.0.190.0080.00016.83
8.0.180.0040.00416.78
8.0.170.0040.00416.90
8.0.160.0040.00316.89
8.0.150.0000.00716.86
8.0.140.0040.00416.88
8.0.130.0030.00313.28
8.0.120.0000.00816.75
8.0.110.0040.00416.88
8.0.100.0000.00816.73
8.0.90.0070.00016.91
8.0.80.0030.01316.84
8.0.70.0000.00716.77
8.0.60.0040.00416.68
8.0.50.0000.00716.89
8.0.30.0130.00617.07
8.0.20.0070.01417.40
8.0.10.0070.00016.84
8.0.00.0110.00716.72
7.4.330.0060.00015.08
7.4.320.0030.00316.53
7.4.300.0000.00716.44
7.4.290.0070.00016.45
7.4.280.0030.00616.52
7.4.270.0020.00516.55
7.4.260.0000.00716.50
7.4.250.0000.00816.25
7.4.240.0030.00316.44
7.4.230.0000.00716.62
7.4.220.0130.00916.50
7.4.210.0060.00916.30
7.4.200.0000.00716.29
7.4.160.0030.01216.63
7.4.150.0100.01317.40
7.4.140.0130.00817.86
7.4.130.0100.00716.42
7.4.120.0110.00716.57
7.4.110.0150.00316.41
7.4.100.0110.00816.44
7.4.90.0070.01116.58
7.4.80.0160.00619.39
7.4.70.0110.00516.43
7.4.60.0070.01016.31
7.4.50.0060.00316.23
7.4.40.0030.01616.28
7.4.30.0150.00716.54
7.4.00.0080.00814.91
7.3.330.0030.00313.15
7.3.320.0000.00613.14
7.3.310.0040.00416.13
7.3.300.0070.00016.10
7.3.290.0070.01016.21
7.3.280.0100.00916.18
7.3.270.0060.01117.40
7.3.260.0150.00916.19
7.3.250.0100.00816.40
7.3.240.0100.00616.39
7.3.230.0120.00616.39
7.3.210.0130.00316.27
7.3.200.0100.00716.49
7.3.190.0060.00916.30
7.3.180.0000.01516.11
7.3.170.0130.01016.50
7.3.160.0080.01216.32
7.3.120.0060.01314.98
7.3.110.0070.01014.54
7.3.100.0060.01014.69
7.3.90.0000.01314.75
7.3.80.0070.01014.71
7.3.70.0070.00314.50
7.3.60.0100.00314.71
7.3.50.0000.01214.66
7.3.40.0000.01614.74
7.3.30.0040.00714.78
7.3.20.0070.01016.56
7.3.10.0030.01316.55
7.3.00.0060.00316.58
7.2.330.0110.00716.25
7.2.320.0090.00816.21
7.2.310.0100.00616.38
7.2.300.0070.01116.69
7.2.290.0090.01316.19
7.2.250.0100.01014.70
7.2.240.0030.01514.88
7.2.230.0140.00014.82
7.2.220.0000.01314.96
7.2.210.0120.00314.82
7.2.200.0040.00414.76
7.2.190.0040.00815.07
7.2.180.0100.00714.84
7.2.170.0030.01214.99
7.2.60.0090.00616.75
7.2.00.0030.01019.23
7.1.330.0070.00715.46
7.1.320.0060.00615.47
7.1.310.0060.00615.64
7.1.300.0060.00915.51
7.1.290.0070.00315.61
7.1.280.0000.00915.91
7.1.270.0070.01015.70
7.1.260.0070.00715.66
7.1.200.0100.00315.82
7.1.70.0000.01016.88
7.1.60.0040.00717.21
7.1.50.0030.01716.93
7.1.00.0000.08022.54
7.0.200.0070.01016.36
7.0.60.0070.08319.93
7.0.50.0030.05317.77
7.0.40.0030.05720.18
7.0.30.0200.07020.45
7.0.20.0270.07320.12
7.0.10.0330.06020.30
7.0.00.0070.08720.30
5.6.210.0070.04720.50
5.6.200.0030.05718.29
5.6.190.0070.09020.63
5.6.180.0230.08020.61
5.6.170.0470.05320.49
5.6.160.0070.06720.54
5.6.150.0000.04718.16
5.6.140.0030.07018.15
5.6.130.0030.05718.28
5.6.120.0070.08321.13
5.6.110.0100.07721.07
5.6.100.0170.07321.02
5.6.90.0130.07320.95
5.6.80.0030.08720.48
5.6.70.4130.04020.36
5.5.350.0170.08020.45
5.5.340.0070.04718.07
5.5.330.0030.05020.42
5.5.320.0070.08020.36
5.5.310.0270.07020.51
5.5.300.0070.04018.00
5.5.290.0030.05017.94
5.5.280.0000.04320.82
5.5.270.0070.08320.86
5.5.260.0100.07320.89
5.5.250.0070.09020.68
5.5.240.0070.05320.15
5.4.450.1200.00019.16
5.4.440.1170.00019.38
5.4.430.1100.00019.51
5.4.420.1200.00019.47
5.4.410.1100.00019.06
5.4.400.1300.00019.01
5.4.390.1330.00018.98
5.4.380.1170.00019.24
5.4.370.1270.00019.30
5.4.360.1330.00019.24
5.4.350.1130.00019.36
5.4.340.1300.00018.98
5.4.320.1570.00018.87
5.4.310.1300.00019.36
5.4.300.1270.00019.15
5.4.290.1130.00019.06
5.4.280.1070.00019.14
5.4.270.1030.00019.04
5.4.260.0930.00019.17
5.4.250.1100.00019.11
5.4.240.1030.00018.86
5.4.230.1170.00019.00
5.4.220.1070.00019.11
5.4.210.1030.00019.14
5.4.200.1030.00018.97
5.4.190.1570.00019.27
5.4.180.1600.00019.25
5.4.170.1430.00019.41
5.4.160.1270.00019.33
5.4.150.1130.00019.13
5.4.140.1330.00016.46
5.4.130.1500.00016.26
5.4.120.1570.00016.34
5.4.110.1370.00016.57
5.4.100.1530.00016.62
5.4.90.1400.00016.18
5.4.80.1370.00016.59
5.4.70.0030.07016.57
5.4.60.0000.03716.42
5.4.50.0070.06016.16
5.4.40.0130.04716.42
5.4.30.0000.03316.48
5.4.20.0300.03716.32
5.4.10.0300.04016.55

preferences:
38.73 ms | 401 KiB | 5 Q