3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = unserialize('s:4294967295:"a";'); var_dump($a);

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)
8.3.60.0110.00716.50
8.3.50.0100.00921.09
8.3.40.0040.01118.88
8.3.30.0060.00918.59
8.3.20.0040.00420.22
8.3.10.0040.00423.71
8.3.00.0080.00019.55
8.2.180.0170.00318.23
8.2.170.0090.00622.96
8.2.160.0070.00720.52
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00417.61
8.2.110.0090.00021.10
8.2.100.0110.00017.78
8.2.90.0000.00719.05
8.2.80.0080.00017.97
8.2.70.0030.00517.50
8.2.60.0050.00517.80
8.2.50.0060.00318.07
8.2.40.0040.00419.41
8.2.30.0030.00620.54
8.2.20.0040.00417.54
8.2.10.0040.00417.98
8.2.00.0050.00318.04
8.1.280.0070.01325.92
8.1.270.0100.01023.96
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00621.16
8.1.230.0060.00617.46
8.1.220.0030.00517.74
8.1.210.0040.00718.77
8.1.200.0030.00617.22
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0050.00318.71
8.1.160.0000.00821.92
8.1.150.0070.00018.68
8.1.140.0050.00521.26
8.1.130.0000.00717.54
8.1.120.0050.00217.30
8.1.110.0040.00417.38
8.1.100.0050.00217.41
8.1.90.0050.00217.27
8.1.80.0040.00417.28
8.1.70.0050.00217.34
8.1.60.0040.00417.43
8.1.50.0040.00417.39
8.1.40.0000.00817.39
8.1.30.0050.00317.55
8.1.20.0000.00817.58
8.1.10.0000.00717.34
8.1.00.0000.01017.23
8.0.300.0040.00418.77
8.0.290.0030.00616.75
8.0.280.0030.00318.36
8.0.270.0000.00717.09
8.0.260.0000.00617.19
8.0.250.0000.00716.93
8.0.240.0000.00616.96
8.0.230.0060.00016.85
8.0.220.0000.00716.85
8.0.210.0000.00716.76
8.0.200.0030.00316.92
8.0.190.0040.00416.86
8.0.180.0040.00416.91
8.0.170.0070.00016.80
8.0.160.0000.00716.86
8.0.150.0000.00816.70
8.0.140.0040.00416.83
8.0.130.0030.00313.30
8.0.120.0000.00716.84
8.0.110.0070.00016.94
8.0.100.0000.00716.67
8.0.90.0030.00316.73
8.0.80.0040.01116.85
8.0.70.0040.00416.91
8.0.60.0040.00416.92
8.0.50.0030.00316.88
8.0.30.0050.01317.05
8.0.20.0060.01417.40
8.0.10.0000.00716.88
8.0.00.0100.01116.72
7.4.330.0050.00015.08
7.4.320.0000.00716.33
7.4.300.0000.00616.46
7.4.290.0030.00316.29
7.4.280.0000.00816.52
7.4.270.0070.00016.55
7.4.260.0000.00716.46
7.4.250.0030.00516.50
7.4.240.0050.00216.43
7.4.230.0000.00716.44
7.4.220.0150.00416.45
7.4.210.0110.00716.38
7.4.200.0030.00316.55
7.4.160.0080.00816.55
7.4.150.0070.01117.40
7.4.140.0100.00817.86
7.4.130.0140.01016.29
7.4.120.0130.00716.42
7.4.110.0250.00916.43
7.4.100.0070.01016.27
7.4.90.0190.00316.29
7.4.80.0080.01119.39
7.4.70.0060.01216.45
7.4.60.0130.00616.43
7.4.50.0030.00516.09
7.4.40.0070.01016.14
7.4.30.0100.01316.51
7.4.00.0060.01014.86
7.3.330.0000.00513.07
7.3.320.0000.00513.13
7.3.310.0000.00716.19
7.3.300.0000.00716.05
7.3.290.0090.00616.17
7.3.280.0110.00816.23
7.3.270.0090.00917.40
7.3.260.0060.01116.18
7.3.240.0110.00816.29
7.3.230.0170.00016.39
7.3.210.0070.01016.38
7.3.200.0110.00716.35
7.3.190.0030.01416.10
7.3.180.0100.00716.16
7.3.170.0080.00816.27
7.3.160.0090.00916.26
7.3.120.0050.01314.77
7.3.110.0080.00914.64
7.3.100.0060.01014.48
7.3.90.0030.00814.85
7.3.80.0030.01114.72
7.3.70.0080.00414.79
7.3.60.0040.01014.70
7.3.50.0040.00914.56
7.3.40.0070.00614.75
7.3.30.0100.00614.55
7.3.20.0030.00716.65
7.3.10.0080.00616.57
7.3.00.0010.01316.53
7.2.330.0110.00716.50
7.2.320.0070.01316.74
7.2.310.0130.00416.13
7.2.300.0070.01016.39
7.2.290.0060.01216.30
7.2.250.0080.00814.93
7.2.240.0080.00915.01
7.2.230.0040.00914.74
7.2.220.0060.00714.79
7.2.210.0100.00314.83
7.2.200.0070.00714.89
7.2.190.0050.00714.92
7.2.180.0050.00814.72
7.2.170.0040.00714.83
7.2.160.0020.01314.75
7.2.150.0080.00516.79
7.2.140.0090.00516.77
7.2.130.0100.00516.67
7.2.120.0110.00316.64
7.2.110.0070.00516.68
7.2.100.0060.00816.64
7.2.90.0090.00416.57
7.2.80.0010.01516.61
7.2.70.0080.00716.88
7.2.60.0090.00616.67
7.2.50.0050.01216.80
7.2.40.0010.01016.73
7.2.30.0030.01416.76
7.2.20.0050.00816.81
7.2.10.0080.00616.81
7.2.00.0060.00917.50
7.1.330.0080.00715.70
7.1.320.0030.00915.66
7.1.310.0050.00515.77
7.1.300.0040.00715.61
7.1.290.0020.00915.70
7.1.280.0100.00415.81
7.1.270.0050.00915.58
7.1.260.0060.00715.76
7.1.250.0070.00715.82
7.1.240.0110.00315.66
7.1.230.0100.00315.83
7.1.220.0070.00715.64
7.1.210.0090.00315.82
7.1.200.0000.01115.79
7.1.190.0060.00315.79
7.1.180.0030.01015.71
7.1.170.0040.00715.45
7.1.160.0060.00315.75
7.1.150.0030.01015.57
7.1.140.0030.00915.57
7.1.130.0050.00615.50
7.1.120.0070.00315.82
7.1.110.0030.00715.67
7.1.100.0050.00916.95
7.1.90.0040.00715.69
7.1.80.0100.00315.75
7.1.70.0020.00916.38
7.1.60.0080.00617.51
7.1.50.0080.01016.31
7.1.40.0070.00715.85
7.1.30.0000.01415.68
7.1.20.0030.00715.56
7.1.10.0070.00715.62
7.1.00.0060.04018.87
7.0.330.0030.00715.45
7.0.320.0030.00915.17
7.0.310.0040.00715.08
7.0.300.0060.00315.14
7.0.290.0060.00615.08
7.0.280.0000.01515.34
7.0.270.0030.01015.30
7.0.260.0040.00815.41
7.0.250.0030.00715.02
7.0.240.0000.01315.41
7.0.230.0060.00915.39
7.0.220.0000.01215.14
7.0.210.0030.00915.31
7.0.200.0050.00615.96
7.0.190.0040.00715.45
7.0.180.0090.00615.37
7.0.170.0080.00015.45
7.0.160.0100.00315.27
7.0.150.0040.01115.59
7.0.140.0040.00715.20
7.0.130.0100.00715.35
7.0.120.0080.00015.28
7.0.110.0000.01015.34
7.0.100.0000.01215.06
7.0.90.0030.01015.50
7.0.80.0030.01315.35
7.0.70.0060.00915.23
7.0.60.0080.04217.55
7.0.50.0170.01716.76
7.0.40.0030.02516.76
7.0.30.0190.03016.81
7.0.20.0130.04516.79
7.0.10.0030.05016.65
7.0.00.0040.04616.75
5.6.400.0040.00714.16
5.6.390.0040.01013.73
5.6.380.0080.00314.29
5.6.370.0030.01014.23
5.6.360.0060.00614.05
5.6.350.0090.00314.46
5.6.340.0070.00714.40
5.6.330.0040.00814.35
5.6.320.0070.00714.59
5.6.310.0090.00014.01
5.6.300.0060.00314.39
5.6.290.0040.00413.73
5.6.280.0050.02317.65
5.6.270.0030.00614.16
5.6.260.0060.01214.26
5.6.250.0030.00914.47
5.6.240.0030.01113.99
5.6.230.0030.00814.35
5.6.220.0030.00714.09
5.6.210.0030.04717.38
5.6.200.0080.04016.13
5.6.190.0050.03617.22
5.6.180.0070.03817.33
5.6.170.0100.02717.23
5.6.160.0120.02817.29
5.6.150.0090.04416.20
5.6.140.0050.04716.09
5.6.130.0070.04216.15
5.6.120.0120.04017.47
5.6.110.0100.03117.60
5.6.100.0100.03817.55
5.6.90.0030.03317.45
5.6.80.0120.04017.28
5.6.70.0030.01013.99
5.6.60.0060.00613.80
5.6.50.0040.01114.08
5.6.40.0070.00714.04
5.6.30.0040.00814.29
5.6.20.0000.01314.37
5.6.10.0000.01414.18
5.6.00.0030.01014.16
5.5.380.0100.00013.75
5.5.370.0030.01214.20
5.5.360.0070.00714.36
5.5.350.0130.03817.34
5.5.340.0040.02215.92
5.5.330.0030.02317.03
5.5.320.0170.03717.13
5.5.310.0160.02417.26
5.5.300.0050.04116.14
5.5.290.0070.03516.09
5.5.280.0040.04717.53
5.5.270.0070.02717.21
5.5.260.0050.02817.25
5.5.250.0050.02917.31
5.5.240.0180.04017.11
5.5.230.0030.01014.16
5.5.220.0030.00914.05
5.5.210.0060.00314.13
5.5.200.0060.00614.02
5.5.190.0040.01113.99
5.5.180.0030.01314.15
5.5.170.0030.01013.90
5.5.160.0000.01014.16
5.5.150.0070.00414.25
5.5.140.0040.01114.11
5.5.130.0000.00913.94
5.5.120.0000.01313.84
5.5.110.0070.00314.25
5.5.100.0030.01013.90
5.5.90.0030.00914.13
5.5.80.0040.01114.15
5.5.70.0100.00714.04
5.5.60.0040.01114.11
5.5.50.0060.00314.07
5.5.40.0030.00613.91
5.5.30.0030.00914.01
5.5.20.0060.00313.79
5.5.10.0070.00313.80
5.5.00.0030.00614.11
5.4.450.0380.03516.21
5.4.440.0510.03016.25
5.4.430.0400.02816.27
5.4.420.0370.03116.32
5.4.410.0450.02816.26
5.4.400.0420.02516.09
5.4.390.0380.02815.95
5.4.380.0370.03216.17
5.4.370.0370.03015.97
5.4.360.0350.03016.17
5.4.350.0350.03416.02
5.4.340.0350.03116.17
5.4.330.0030.00713.13
5.4.320.0380.03015.98
5.4.310.0330.03316.15
5.4.300.0410.02316.10
5.4.290.0320.03416.02
5.4.280.0350.03116.16
5.4.270.0350.03016.06
5.4.260.0420.02216.16
5.4.250.0350.03116.16
5.4.240.0440.02316.13
5.4.230.0430.02516.04
5.4.220.0370.02916.16
5.4.210.0400.02716.14
5.4.200.0400.02516.15
5.4.190.0370.03116.10
5.4.180.0480.03616.16
5.4.170.0470.03316.17
5.4.160.0410.02516.15
5.4.150.0370.03216.18
5.4.140.0400.02614.70
5.4.130.0330.03314.70
5.4.120.0370.03014.72
5.4.110.0370.03014.81
5.4.100.0370.02914.78
5.4.90.0320.03214.76
5.4.80.0350.02914.79
5.4.70.0020.04014.75
5.4.60.0020.04414.78
5.4.50.0000.03114.67
5.4.40.0110.02214.74
5.4.30.0170.03214.72
5.4.20.0110.02514.75
5.4.10.0030.00313.13
5.4.00.0030.00513.13

preferences:
61.85 ms | 401 KiB | 5 Q