3v4l.org

run code in 300+ PHP versions simultaneously
<?php // PHP 5.4 $data = "hoge" // PHP 5.5 $data = "hoge\0\0" var_dump($data = unpack('a1b/a1c', $packed)); // PHP 5.5 $data = "hoge" var_dump($data = unpack('Z6', $packed));

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)
8.3.70.0090.00916.50
8.3.60.0110.00418.68
8.3.50.0160.00521.99
8.3.40.0120.00318.75
8.3.30.0120.00318.92
8.3.20.0050.00320.34
8.3.10.0050.00320.52
8.3.00.0080.00019.38
8.2.180.0090.00616.75
8.2.170.0070.01022.96
8.2.160.0100.00320.39
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0080.00022.08
8.2.110.0040.00422.05
8.2.100.0000.01117.72
8.2.90.0050.00319.05
8.2.80.0040.00417.97
8.2.70.0050.00317.50
8.2.60.0040.00417.68
8.2.50.0000.01118.07
8.2.40.0040.00418.09
8.2.30.0070.00019.51
8.2.20.0000.00717.62
8.2.10.0040.00417.86
8.2.00.0040.00417.55
8.1.280.0200.00025.92
8.1.270.0090.00023.96
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0100.00024.02
8.1.230.0030.00719.16
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0060.00317.10
8.1.190.0000.00917.10
8.1.180.0000.00718.10
8.1.170.0060.00618.39
8.1.160.0040.00421.86
8.1.150.0030.00518.76
8.1.140.0000.00717.43
8.1.130.0030.00317.88
8.1.120.0070.00017.38
8.1.110.0000.00817.42
8.1.100.0070.00017.36
8.1.90.0030.00517.42
8.1.80.0070.00017.30
8.1.70.0030.00317.37
8.1.60.0000.00817.56
8.1.50.0030.00517.38
8.1.40.0000.00817.44
8.1.30.0040.00417.66
8.1.20.0040.00417.53
8.1.10.0040.00417.37
8.1.00.0000.00717.30
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0070.00018.30
8.0.270.0030.00317.09
8.0.260.0030.00317.24
8.0.250.0050.00316.86
8.0.240.0020.00516.85
8.0.230.0030.00516.86
8.0.220.0030.00316.80
8.0.210.0000.00716.75
8.0.200.0000.00716.94
8.0.190.0000.00716.98
8.0.180.0040.00416.91
8.0.170.0070.00016.89
8.0.160.0000.00716.96
8.0.150.0000.00716.73
8.0.140.0030.00616.86
8.0.130.0000.00513.25
8.0.120.0030.00516.83
8.0.110.0060.00316.80
8.0.100.0070.00016.82
8.0.90.0040.00417.00
8.0.80.0030.01316.85
8.0.70.0070.00016.89
8.0.60.0050.00316.90
8.0.50.0000.00716.90
8.0.30.0110.00817.13
8.0.20.0150.00517.40
8.0.10.0000.00817.06
8.0.00.0030.01416.84
7.4.330.0070.00015.00
7.4.320.0000.00616.53
7.4.300.0000.00616.54
7.4.290.0000.00716.41
7.4.280.0030.00316.50
7.4.270.0070.00016.43
7.4.260.0030.00316.31
7.4.250.0040.00416.36
7.4.240.0050.00216.41
7.4.230.0080.00016.62
7.4.220.0090.00916.52
7.4.210.0130.00716.62
7.4.200.0080.00016.49
7.4.160.0130.00316.36
7.4.150.0120.00617.40
7.4.140.0050.01217.86
7.4.130.0110.00816.44
7.4.120.0110.00616.34
7.4.110.0140.00316.53
7.4.100.0100.00716.45
7.4.90.0100.00716.47
7.4.80.0120.01216.14
7.4.70.0030.01516.51
7.4.60.0080.00816.60
7.4.50.0000.00616.16
7.4.40.0160.00016.50
7.4.30.0030.01316.29
7.4.00.0070.01014.75
7.3.330.0060.00013.07
7.3.320.0000.00613.11
7.3.310.0030.00316.15
7.3.300.0000.00716.18
7.3.290.0060.00816.26
7.3.280.0120.00716.22
7.3.270.0060.01317.40
7.3.260.0110.00716.52
7.3.250.0080.01216.30
7.3.240.0130.01016.15
7.3.230.0100.00716.45
7.3.210.0100.00716.28
7.3.200.0160.00719.39
7.3.190.0120.00916.17
7.3.180.0060.01016.37
7.3.170.0070.00716.46
7.3.160.0090.01516.39
7.2.330.0060.01216.41
7.2.320.0160.00716.29
7.2.310.0110.01116.42
7.2.300.0080.00816.42
7.2.290.0000.01616.38
7.2.00.0060.00919.02
7.1.100.0030.00918.07
7.1.70.0000.00916.89
7.1.60.0110.00319.32
7.1.50.0040.02216.77
7.1.00.0030.07722.42
7.0.200.0000.00816.73
7.0.140.0130.06321.96
7.0.60.0100.08319.92
7.0.50.0030.06717.80
7.0.40.0030.08320.31
7.0.30.0330.04720.04
7.0.20.0300.05719.99
7.0.10.0100.06720.20
7.0.00.0070.05320.16
5.6.280.0100.06720.77
5.6.210.0270.05720.47
5.6.200.0030.09018.11
5.6.190.0100.07720.77
5.6.180.0470.07020.41
5.6.170.0300.05320.52
5.6.160.0100.06020.46
5.6.150.0030.08318.22
5.6.140.0030.08018.11
5.6.130.0170.05018.07
5.6.120.0130.04720.93
5.6.110.0100.04721.02
5.6.100.0100.08321.09
5.6.90.0100.08320.97
5.6.80.0000.06320.38
5.5.350.0170.07320.27
5.5.340.0000.08718.02
5.5.330.0030.05020.21
5.5.320.0330.04720.32
5.5.310.0170.03720.32
5.5.300.0000.04718.00
5.5.290.0030.04718.00
5.5.280.0170.07720.85
5.5.270.0030.05320.74
5.5.260.0100.06020.75
5.5.250.0170.06720.79
5.5.240.0100.03720.28
5.4.450.0400.04019.48
5.4.440.0400.04319.54
5.4.430.0270.04719.57
5.4.420.0200.04019.45
5.4.410.0400.02719.45
5.4.400.0570.03719.45
5.4.390.0500.04719.45
5.4.380.0370.06318.62
5.4.370.0330.05018.54
5.4.360.0330.04318.68
5.4.350.0370.05718.63
5.4.340.0330.05018.70
5.4.320.0050.04212.45
5.4.310.0080.03612.45
5.4.300.0060.04012.45
5.4.290.0080.03912.45
5.4.280.0090.03612.35
5.4.270.0060.03612.35
5.4.260.0060.03812.35
5.4.250.0060.03712.34
5.4.240.0060.03712.35
5.4.230.0080.03512.34
5.4.220.0040.03712.34
5.4.210.0050.03612.34
5.4.200.0040.03912.34
5.4.190.0060.03512.33
5.4.180.0070.03412.34
5.4.170.0040.03912.35
5.4.160.0060.03812.34
5.4.150.0030.03812.34
5.4.140.0060.03612.02
5.4.130.0070.03912.00
5.4.120.0040.03711.97
5.4.110.0090.03211.96
5.4.100.0060.03511.96
5.4.90.0070.03611.97
5.4.80.0060.03711.96
5.4.70.0030.03711.96
5.4.60.0060.03511.96
5.4.50.0040.03711.96
5.4.40.0050.03611.95
5.4.30.0070.03411.95
5.4.20.0060.03711.95
5.4.10.0040.03611.95
5.4.00.0050.03811.43
5.3.290.0100.04812.80
5.3.280.0080.03512.71
5.3.270.0070.03712.72
5.3.260.0070.03812.72
5.3.250.0080.03612.72
5.3.240.0060.03912.72
5.3.230.0080.04312.71
5.3.220.0100.04512.68
5.3.210.0100.04612.68
5.3.200.0090.03812.68
5.3.190.0050.03812.68
5.3.180.0070.04512.67
5.3.170.0060.04012.67
5.3.160.0080.04112.67
5.3.150.0100.04512.68
5.3.140.0110.03712.66
5.3.130.0110.04712.66
5.3.120.0130.04512.65
5.3.110.0180.04412.66
5.3.100.0110.04012.12
5.3.90.0090.04312.09
5.3.80.0050.04212.08
5.3.70.0060.03612.08
5.3.60.0070.03712.06
5.3.50.0060.03712.00
5.3.40.0110.03612.00
5.3.30.0090.03311.95
5.3.20.0080.04111.72
5.3.10.0060.04011.69
5.3.00.0090.04611.68
5.2.170.0060.0349.18
5.2.160.0090.0329.18
5.2.150.0130.0299.17
5.2.140.0040.0409.17
5.2.130.0040.0379.14
5.2.120.0050.0449.14
5.2.110.0070.0339.14
5.2.100.0070.0299.14
5.2.90.0080.0339.14
5.2.80.0110.0439.14
5.2.70.0070.0349.13
5.2.60.0080.0369.09
5.2.50.0070.0379.05
5.2.40.0070.0359.03
5.2.30.0060.0389.01
5.2.20.0080.0328.99
5.2.10.0070.0358.93
5.2.00.0070.0328.79
5.1.60.0030.0308.07
5.1.50.0030.0308.07
5.1.40.0080.0408.05
5.1.30.0060.0358.40
5.1.20.0060.0238.42
5.1.10.0070.0308.15
5.1.00.0060.0318.14
5.0.50.0050.0236.63
5.0.40.0090.0356.49
5.0.30.0030.0346.30
5.0.20.0040.0276.27
5.0.10.0050.0216.25
5.0.00.0040.0426.24
4.4.90.0050.0164.77
4.4.80.0060.0234.75
4.4.70.0050.0154.75
4.4.60.0060.0234.75
4.4.50.0040.0144.77
4.4.40.0030.0274.71
4.4.30.0040.0184.75
4.4.20.0050.0214.84
4.4.10.0070.0124.85
4.4.00.0020.0314.76
4.3.110.0050.0324.67
4.3.100.0030.0144.66
4.3.90.0020.0154.63
4.3.80.0040.0224.59
4.3.70.0040.0234.63
4.3.60.0080.0164.63
4.3.50.0040.0164.63
4.3.40.0030.0344.54
4.3.30.0030.0233.29
4.3.20.0020.0263.27
4.3.10.0030.0143.23
4.3.00.0000.02019.45

preferences:
54.11 ms | 401 KiB | 5 Q