3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C {} $c = serialize(new C); var_dump(unserialize($c, ["allowed_classes" => 42])); var_dump(unserialize($c, ["allowed_classes" => 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)
8.3.60.0110.00718.43
8.3.50.0160.00621.87
8.3.40.0140.00418.63
8.3.30.0140.00018.63
8.3.20.0000.00820.33
8.3.10.0080.00021.88
8.3.00.0080.00018.05
8.2.180.0170.00316.75
8.2.170.0080.00622.96
8.2.160.0100.01020.35
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0060.00317.63
8.2.110.0070.00319.39
8.2.100.0040.00817.75
8.2.90.0090.00019.22
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0090.00017.91
8.2.50.0050.00318.07
8.2.40.0040.00419.46
8.2.30.0070.00020.50
8.2.20.0030.00617.68
8.2.10.0030.00517.96
8.2.00.0070.00017.86
8.1.280.0100.00725.92
8.1.270.0090.00621.98
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00619.52
8.1.230.0000.01217.42
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00817.36
8.1.180.0040.00418.10
8.1.170.0030.00518.46
8.1.160.0050.00221.91
8.1.150.0050.00318.91
8.1.140.0000.00917.38
8.1.130.0040.00417.57
8.1.120.0000.00717.43
8.1.110.0030.00317.43
8.1.100.0040.00417.41
8.1.90.0030.00517.44
8.1.80.0000.00717.40
8.1.70.0000.00717.41
8.1.60.0030.00517.56
8.1.50.0060.00317.52
8.1.40.0040.00417.45
8.1.30.0060.00317.51
8.1.20.0020.00517.51
8.1.10.0070.00017.49
8.1.00.0000.00917.48
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0000.00718.32
8.0.270.0030.00516.77
8.0.260.0030.00317.11
8.0.250.0060.00316.95
8.0.240.0020.00517.00
8.0.230.0060.00316.93
8.0.220.0030.00316.88
8.0.210.0050.00316.93
8.0.200.0000.00816.86
8.0.190.0000.00916.95
8.0.180.0040.00416.84
8.0.170.0000.00916.86
8.0.160.0000.00716.93
8.0.150.0020.00516.81
8.0.140.0040.00416.89
8.0.130.0000.00613.28
8.0.120.0040.00416.86
8.0.110.0040.00416.87
8.0.100.0000.00716.89
8.0.90.0000.00716.87
8.0.80.0040.01216.86
8.0.70.0050.00316.76
8.0.60.0040.00416.75
8.0.50.0050.00216.76
8.0.30.0110.00817.17
8.0.20.0160.00817.40
8.0.10.0040.00417.03
8.0.00.0130.00816.90
7.4.330.0050.00015.08
7.4.320.0030.00316.54
7.4.300.0000.00616.45
7.4.290.0000.00616.54
7.4.280.0060.00316.48
7.4.270.0000.00716.44
7.4.260.0040.00416.55
7.4.250.0040.00416.32
7.4.240.0000.00716.54
7.4.230.0000.00816.27
7.4.220.0030.01716.44
7.4.210.0110.00416.56
7.4.200.0000.00716.33
7.4.160.0030.01116.45
7.4.150.0120.01217.40
7.4.140.0110.00917.86
7.4.130.0100.01116.39
7.4.120.0060.01416.42
7.4.110.0100.00716.52
7.4.100.0150.00316.49
7.4.90.0070.01016.35
7.4.80.0130.00319.39
7.4.70.0080.00816.40
7.4.60.0160.00016.33
7.4.50.0050.00316.24
7.4.40.0120.00616.21
7.4.30.0090.00916.39
7.4.00.0070.00914.90
7.3.330.0030.00313.25
7.3.320.0020.00213.29
7.3.310.0070.00016.18
7.3.300.0000.00716.23
7.3.290.0100.00816.23
7.3.280.0090.00816.25
7.3.270.0130.00517.40
7.3.260.0000.01716.23
7.3.250.0080.00916.28
7.3.240.0080.00816.49
7.3.230.0070.01116.49
7.3.210.0160.00016.25
7.3.200.0080.00816.46
7.3.190.0120.00416.32
7.3.180.0040.01416.16
7.3.170.0030.01316.38
7.3.160.0110.01116.31
7.3.120.0090.00914.71
7.3.110.0100.00714.89
7.3.100.0060.00914.96
7.3.90.0100.00714.57
7.3.80.0030.01014.71
7.3.70.0090.00014.46
7.3.60.0090.00314.44
7.3.50.0110.00414.66
7.3.40.0070.00714.66
7.3.30.0080.00314.53
7.3.20.0080.00316.60
7.3.10.0040.00916.75
7.3.00.0090.00216.52
7.2.330.0000.01816.50
7.2.320.0110.00616.34
7.2.310.0090.00616.64
7.2.300.0070.01416.54
7.2.290.0070.01016.59
7.2.250.0030.01314.78
7.2.240.0060.00914.83
7.2.230.0080.00815.10
7.2.220.0070.00314.52
7.2.210.0070.00715.03
7.2.200.0090.00615.09
7.2.190.0060.00914.70
7.2.180.0120.00014.82
7.2.170.0110.00414.67
7.2.130.0040.01116.77
7.2.120.0030.01016.68
7.2.110.0060.00916.73
7.2.100.0040.00816.44
7.2.90.0140.00316.86
7.2.80.0100.00216.55
7.2.70.0070.01016.75
7.2.60.0050.00816.53
7.2.50.0090.00616.61
7.2.40.0090.00616.91
7.2.30.0060.00616.93
7.2.20.0040.00816.60
7.2.10.0070.00716.48
7.2.00.0030.01117.85
7.1.330.0080.00615.82
7.1.320.0000.01215.60
7.1.310.0080.00415.58
7.1.300.0040.00715.74
7.1.290.0030.01015.53
7.1.280.0000.00815.93
7.1.270.0000.01215.61
7.1.260.0030.00715.72
7.1.250.0060.00315.54
7.1.200.0090.00615.76
7.1.100.0110.00017.84
7.1.70.0040.00416.80
7.1.60.0070.00319.20
7.1.50.0060.01616.55
7.1.00.0070.07322.44
7.0.200.0000.00716.50
7.0.60.0030.08319.91
7.0.50.0070.05317.89
7.0.40.0070.08720.25
7.0.30.0300.04320.20
7.0.20.0200.06020.23
7.0.10.0100.08320.23
7.0.00.0100.04020.07
5.6.280.0030.07021.04
5.6.210.0070.05020.57
5.6.200.0130.03018.16
5.6.190.0030.04720.63
5.6.180.0400.05320.47
5.6.170.0300.07320.47
5.6.160.0000.04720.71
5.6.150.0070.07318.29
5.6.140.0130.06018.21
5.6.130.0070.03718.13
5.6.120.0070.08021.12
5.6.110.0070.05020.98
5.6.100.0100.08321.07
5.6.90.0000.04321.08
5.6.80.0170.07020.45
5.5.350.0030.08320.30
5.5.340.0100.08018.07
5.5.330.0100.03720.30
5.5.320.0500.06720.36
5.5.310.0270.03020.27
5.5.300.0030.04317.98
5.5.290.0100.07017.98
5.5.280.0070.07320.65
5.5.270.0100.05320.63
5.5.260.0100.06320.88
5.5.250.0070.07320.45
5.5.240.0200.03320.27
5.4.450.0800.05019.39
5.4.440.0570.06719.47
5.4.430.0630.06019.60
5.4.420.0570.06319.16
5.4.410.0670.05319.47
5.4.400.0730.05019.31
5.4.390.0730.05719.31
5.4.380.0630.05318.84
5.4.370.0770.05019.36
5.4.360.0670.05719.25
5.4.350.0670.05718.98
5.4.340.0630.05718.89
5.4.320.0830.07318.99
5.4.310.0700.06019.31
5.4.300.0800.05019.05
5.4.290.0670.06019.13
5.4.280.0630.06719.36
5.4.270.0670.06319.26
5.4.260.0770.06719.25
5.4.250.0830.04718.83
5.4.240.0800.04719.16
5.4.230.0770.05318.86
5.4.220.0900.04319.02
5.4.210.0730.05719.05
5.4.200.0730.05719.36
5.4.190.0800.05019.24
5.4.180.0800.06319.29
5.4.170.0600.06319.21
5.4.160.0730.05018.95
5.4.150.0830.04719.04
5.4.140.0770.06316.54
5.4.130.0570.06016.38
5.4.120.0630.05316.39
5.4.110.0770.04316.46
5.4.100.0630.05016.61
5.4.90.0700.04016.60
5.4.80.0630.06016.50
5.4.70.0300.04016.50
5.4.60.0000.05316.22
5.4.50.0000.03716.43
5.4.40.0330.05716.43
5.4.30.0270.03716.50
5.4.20.0170.03716.53

preferences:
53.18 ms | 401 KiB | 5 Q