3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('unserialize_callback_func', 'mycallback'); function mycallback($classname) { echo $classname; } $serialized_text = 'O:8:"MyClass1":0:{}'; $result = unserialize($serialized_text); var_dump($result);

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)
8.5.10.0120.00716.79
8.5.00.0130.00919.85
8.4.150.0030.00014.05
8.4.140.0150.00817.62
8.4.130.0030.00618.98
8.4.120.0100.01019.61
8.4.110.0080.00818.14
8.4.100.0060.00317.95
8.4.90.0100.00920.30
8.4.80.0060.00318.70
8.4.70.0110.00818.53
8.4.60.0120.00420.70
8.4.50.0060.01018.73
8.4.40.0130.00723.98
8.4.30.0100.01019.63
8.4.20.0070.01317.94
8.4.10.0040.00419.38
8.3.280.0120.00818.39
8.3.270.0180.00316.64
8.3.260.0080.01216.48
8.3.250.0050.00516.63
8.3.240.0060.00516.66
8.3.230.0040.00516.68
8.3.220.0030.00518.78
8.3.210.0110.00816.81
8.3.200.0050.00416.63
8.3.190.0130.00417.09
8.3.180.0150.00518.54
8.3.170.0060.00316.99
8.3.160.0040.01518.82
8.3.150.0060.01216.54
8.3.140.0120.00616.69
8.3.130.0030.00518.45
8.3.120.0040.00418.96
8.3.110.0080.00020.94
8.3.100.0060.00324.06
8.3.90.0000.00826.77
8.3.80.0030.00616.63
8.3.70.0080.00818.43
8.3.60.0090.00916.49
8.3.50.0050.01216.58
8.3.40.0070.00718.71
8.3.30.0110.00418.54
8.3.20.0020.00520.21
8.3.10.0040.00423.57
8.3.00.0030.00522.02
8.2.290.0090.01016.48
8.2.280.0050.00420.05
8.2.270.0060.00318.27
8.2.260.0040.00417.15
8.2.250.0070.00716.58
8.2.240.0040.01117.16
8.2.230.0000.00822.58
8.2.220.0040.00437.54
8.2.210.0040.01426.77
8.2.200.0030.00616.88
8.2.190.0070.00716.88
8.2.180.0110.01118.41
8.2.170.0110.00422.96
8.2.160.0070.00719.01
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0000.00721.05
8.2.120.0000.00826.35
8.2.110.0100.00022.04
8.2.100.0000.01218.03
8.2.90.0030.00517.78
8.2.80.0080.00019.17
8.2.70.0050.00317.50
8.2.60.0030.00617.79
8.2.50.0050.00318.10
8.2.40.0000.00720.66
8.2.30.0040.00421.04
8.2.20.0070.00017.92
8.2.10.0000.00718.11
8.2.00.0000.00818.21
8.1.330.0130.00516.00
8.1.320.0130.00715.88
8.1.310.0000.01418.45
8.1.300.0060.01217.92
8.1.290.0040.00918.88
8.1.280.0070.01025.92
8.1.270.0070.00022.17
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0030.00621.99
8.1.230.0080.00320.96
8.1.220.0080.00017.79
8.1.210.0080.00018.77
8.1.200.0000.00917.48
8.1.190.0030.00617.35
8.1.180.0050.00318.10
8.1.170.0080.00018.50
8.1.160.0000.00719.00
8.1.150.0070.00018.69
8.1.140.0040.00419.56
8.1.130.0070.00018.73
8.1.120.0040.00417.30
8.1.110.0000.00717.25
8.1.100.0030.00617.27
8.1.90.0040.00417.29
8.1.80.0000.00717.27
8.1.70.0040.00417.27
8.1.60.0040.00417.53
8.1.50.0000.00817.48
8.1.40.0040.00417.42
8.1.30.0040.00417.46
8.1.20.0000.00817.52
8.1.10.0000.00817.46
8.1.00.0050.00317.50
8.0.300.0020.00520.16
8.0.290.0050.00316.88
8.0.280.0040.00418.35
8.0.270.0070.00017.16
8.0.260.0000.00616.87
8.0.250.0000.00717.00
8.0.240.0000.00717.01
8.0.230.0030.00316.96
8.0.220.0030.00316.79
8.0.210.0000.00716.77
8.0.200.0000.00716.94
8.0.190.0090.00016.80
8.0.180.0040.00416.83
8.0.170.0040.00416.93
8.0.160.0030.00616.91
8.0.150.0000.00716.84
8.0.140.0070.00016.73
8.0.130.0030.00313.30
8.0.120.0040.00416.72
8.0.110.0040.00416.98
8.0.100.0040.00416.92
8.0.90.0000.00716.74
8.0.80.0090.01216.84
8.0.70.0080.00016.82
8.0.60.0050.00216.83
8.0.50.0000.00816.86
8.0.30.0110.01117.10
8.0.20.0100.00917.40
8.0.10.0040.00417.07
8.0.00.0170.00016.99
7.4.330.0050.00015.55
7.4.320.0000.00716.53
7.4.300.0000.00616.38
7.4.290.0000.00716.44
7.4.280.0080.00016.54
7.4.270.0070.00016.50
7.4.260.0000.00816.50
7.4.250.0030.00316.42
7.4.240.0040.00416.46
7.4.230.0030.00516.59
7.4.220.0100.00716.55
7.4.210.0030.01016.29
7.4.200.0040.00416.51
7.4.160.0090.00916.35
7.4.150.0070.01117.40
7.4.140.0090.01017.86
7.4.130.0130.01016.59
7.4.120.0080.01216.58
7.4.110.0040.01516.44
7.4.100.0030.01316.37
7.4.90.0120.00616.42
7.4.80.0140.00319.39
7.4.70.0090.00616.33
7.4.60.0080.00816.59
7.4.50.0090.00916.33
7.4.40.0130.00316.27
7.4.30.0090.00916.34
7.4.10.0060.01114.91
7.4.00.0060.01014.96
7.3.330.0000.00713.14
7.3.320.0030.00213.30
7.3.310.0050.00216.20
7.3.300.0000.00716.27
7.3.290.0060.00916.33
7.3.280.0080.00816.29
7.3.270.0130.00317.40
7.3.260.0080.01116.41
7.3.250.0130.00716.44
7.3.240.0060.01416.32
7.3.230.0060.01116.23
7.3.210.0100.00616.40
7.3.200.0100.00716.33
7.3.190.0030.01316.33
7.3.180.0130.00916.50
7.3.170.0110.00616.28
7.3.160.0000.01516.23
7.3.130.0080.00915.04
7.3.120.0080.01014.94
7.3.110.0060.01114.85
7.3.100.0100.00415.00
7.3.90.0080.00614.79
7.3.80.0090.00514.95
7.3.70.0070.00614.78
7.3.60.0100.00314.91
7.3.50.0010.01114.82
7.3.40.0070.00714.76
7.3.30.0050.00914.80
7.3.20.0080.00716.70
7.3.10.0070.00616.56
7.3.00.0060.01016.58
7.2.330.0120.01216.59
7.2.320.0350.01616.69
7.2.310.0080.00816.72
7.2.300.0100.00716.55
7.2.290.0030.01516.45
7.2.260.0150.00315.01
7.2.250.0060.01215.00
7.2.240.0040.01015.11
7.2.230.0050.01115.04
7.2.220.0080.00714.97
7.2.210.0070.00715.19
7.2.200.0070.00815.02
7.2.190.0060.01014.98
7.2.180.0070.00815.11
7.2.170.0100.00214.92
7.2.160.0110.00414.99
7.2.150.0080.00816.85
7.2.140.0060.00716.83
7.2.130.0030.01316.77
7.2.120.0070.00516.78
7.2.110.0040.01016.79
7.2.100.0030.01016.85
7.2.90.0060.00816.87
7.2.80.0090.00516.80
7.2.70.0060.00716.84
7.2.60.0060.00816.64
7.2.50.0080.00616.83
7.2.40.0110.00416.84
7.2.30.0020.01116.90
7.2.20.0070.00716.84
7.2.10.0070.00516.72
7.2.00.0060.00917.24
7.1.330.0070.00815.80
7.1.320.0050.00715.79
7.1.310.0060.00815.84
7.1.300.0030.01215.68
7.1.290.0060.00915.74
7.1.280.0040.01015.78
7.1.270.0020.01115.59
7.1.260.0040.01015.78
7.1.250.0040.00815.80
7.1.240.0050.01015.68
7.1.230.0050.00615.85
7.1.220.0050.00815.73
7.1.210.0070.00515.85
7.1.200.0060.00615.69
7.1.190.0050.00715.71
7.1.180.0070.00515.85
7.1.170.0060.00715.76
7.1.160.0060.00615.60
7.1.150.0080.00515.85
7.1.140.0010.01215.61
7.1.130.0030.00815.75
7.1.120.0050.00915.75
7.1.110.0050.00815.81
7.1.100.0040.00716.40
7.1.90.0070.00815.90
7.1.80.0060.01015.89
7.1.70.0050.00615.99
7.1.60.0120.00720.62
7.1.50.0090.01020.28
7.1.40.0100.00720.42
7.1.30.0110.00920.40
7.1.20.0140.00520.53
7.1.10.0070.00815.90
7.1.00.0030.00915.94
7.0.330.0000.01215.29
7.0.320.0060.00715.24
7.0.310.0050.00715.46
7.0.300.0060.00515.31
7.0.290.0060.00715.40
7.0.280.0080.00715.31
7.0.270.0080.00315.39
7.0.260.0020.01315.51
7.0.250.0050.00615.45
7.0.240.0050.00615.44
7.0.230.0080.00615.22
7.0.220.0060.00815.37
7.0.210.0010.01315.29
7.0.200.0080.00415.64
7.0.190.0080.00515.62
7.0.180.0040.01015.48
7.0.170.0070.00715.64
7.0.160.0060.00615.61
7.0.150.0050.00715.56
7.0.140.0070.00815.63
7.0.130.0070.00715.65
7.0.120.0060.00615.70
7.0.110.0050.00615.62
7.0.100.0040.01015.66
7.0.90.0080.00615.70
7.0.80.0060.00815.60
7.0.70.0070.00715.64
7.0.60.0080.00615.59
7.0.50.0060.00915.69
7.0.40.0020.01214.64
7.0.30.0060.01014.53
7.0.20.0070.00714.54
7.0.10.0050.00914.62
7.0.00.0100.00314.62
5.6.400.0100.00414.54
5.6.390.0100.00514.53
5.6.380.0010.01214.42
5.6.370.0020.01114.56
5.6.360.0070.00514.54
5.6.350.0030.01014.49
5.6.340.0030.01014.38
5.6.330.0080.00414.46
5.6.320.0070.00714.77
5.6.310.0040.00814.58
5.6.300.0060.00614.60
5.6.290.0030.00914.68
5.6.280.0040.00914.49
5.6.270.0040.00714.47
5.6.260.0050.00814.65
5.6.250.0060.00414.52
5.6.240.0050.00814.53
5.6.230.0030.00914.51
5.6.220.0070.00614.64
5.6.210.0040.00914.47
5.6.200.0060.00914.49
5.6.190.0060.00714.55
5.6.180.0090.00714.49
5.6.170.0040.01114.52
5.6.160.0040.00714.54
5.6.150.0020.01114.48
5.6.140.0060.00914.47
5.6.130.0070.00714.53
5.6.120.0070.00514.68
5.6.110.0050.00514.59
5.6.100.0050.00814.49
5.6.90.0070.00714.63
5.6.80.0060.00614.43
5.6.70.0050.00614.58
5.6.60.0050.01014.54
5.6.50.0070.00714.49
5.6.40.0070.00514.38
5.6.30.0070.00714.46
5.6.20.0040.00614.49
5.6.10.0040.00614.49
5.6.00.0030.00914.45

preferences:
39.39 ms | 403 KiB | 5 Q