3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(unpack('n', pack('n', 1234)));

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)
8.3.60.0110.00316.50
8.3.50.0130.00217.91
8.3.40.0070.00718.57
8.3.30.0110.00418.51
8.3.20.0080.00018.52
8.3.10.0110.00020.41
8.3.00.0040.00417.38
8.2.180.0030.01316.50
8.2.170.0110.00422.96
8.2.160.0060.01022.13
8.2.150.0040.00424.18
8.2.140.0050.00224.66
8.2.130.0040.00426.16
8.2.120.0040.00420.94
8.2.110.0000.00920.95
8.2.100.0080.00417.59
8.2.90.0030.00619.16
8.2.80.0040.00419.21
8.2.70.0030.00517.50
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0030.00617.78
8.2.30.0030.00617.95
8.2.20.0000.00717.50
8.2.10.0040.00417.63
8.2.00.0000.00817.43
8.1.280.0040.01125.92
8.1.270.0050.00324.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00920.43
8.1.230.0070.00420.91
8.1.220.0000.00817.74
8.1.210.0060.00318.80
8.1.200.0000.00917.23
8.1.190.0000.00917.29
8.1.180.0030.00518.10
8.1.170.0000.00718.78
8.1.160.0070.00018.68
8.1.150.0000.00818.44
8.1.140.0030.00717.36
8.1.130.0000.00717.75
8.1.120.0040.00417.24
8.1.110.0080.00017.30
8.1.100.0030.00417.20
8.1.90.0040.00417.36
8.1.80.0070.00017.24
8.1.70.0030.00317.31
8.1.60.0000.00717.45
8.1.50.0040.00417.21
8.1.40.0040.00417.29
8.1.30.0050.00217.39
8.1.20.0000.00817.41
8.1.10.0040.00417.32
8.1.00.0000.00717.28
8.0.300.0000.00719.92
8.0.290.0070.00016.58
8.0.280.0030.00318.22
8.0.270.0030.00317.03
8.0.260.0030.00316.59
8.0.250.0000.00816.83
8.0.240.0000.00716.85
8.0.230.0030.00316.83
8.0.220.0070.00016.70
8.0.210.0030.00316.78
8.0.200.0070.00016.82
8.0.190.0030.00516.88
8.0.180.0000.00816.77
8.0.170.0040.00416.75
8.0.160.0000.00716.77
8.0.150.0040.00416.57
8.0.140.0040.00716.71
8.0.130.0030.00313.23
8.0.120.0040.00416.67
8.0.110.0030.00516.79
8.0.100.0040.00416.81
8.0.90.0000.00716.78
8.0.80.0000.01416.80
8.0.70.0000.00716.82
8.0.60.0070.00016.80
8.0.50.0040.00416.75
8.0.30.0150.00416.94
8.0.20.0080.01117.19
8.0.10.0080.00016.78
8.0.00.0080.01016.64
7.4.330.0060.00012.80
7.4.320.0040.00416.51
7.4.300.0000.00716.38
7.4.290.0030.00316.45
7.4.280.0000.00716.51
7.4.270.0050.00316.29
7.4.260.0000.00613.14
7.4.250.0000.00816.38
7.4.240.0000.00716.38
7.4.230.0030.00316.25
7.4.220.0030.01616.45
7.4.210.0050.01116.43
7.4.200.0000.00616.25
7.4.190.0030.00316.34
7.4.160.0090.00616.50
7.4.150.0130.00316.25
7.4.140.0110.00816.29
7.4.130.0080.00916.29
7.4.120.0080.01016.27
7.4.110.0060.01016.34
7.4.100.0130.00316.29
7.4.90.0040.01316.36
7.4.80.0030.01316.51
7.4.70.0090.00916.40
7.4.60.0080.00816.18
7.4.50.0100.00016.26
7.4.40.0070.00716.25
7.4.30.0100.00716.33
7.4.00.0030.01014.78
7.3.330.0000.00612.88
7.3.320.0030.00213.03
7.3.310.0040.00416.08
7.3.300.0040.00415.96
7.3.290.0030.01616.09
7.3.280.0110.00716.14
7.3.270.0130.00316.07
7.3.260.0110.00616.16
7.3.250.0090.01116.23
7.3.240.0100.01116.09
7.3.230.0110.00616.11
7.3.210.0070.01016.16
7.3.200.0140.00719.39
7.3.190.0080.00816.29
7.3.180.0120.00316.09
7.3.170.0060.00916.15
7.3.160.0110.01116.23
7.3.120.0140.00314.42
7.3.10.0100.00516.36
7.3.00.0070.00916.40
7.2.330.0100.00716.44
7.2.320.0120.00916.14
7.2.310.0120.00616.18
7.2.300.0030.01216.46
7.2.290.0030.01416.32
7.2.130.0120.00516.55
7.2.120.0030.01116.59
7.2.110.0030.01216.73
7.2.100.0060.00816.52
7.2.90.0090.00516.60
7.2.80.0130.00216.53
7.2.70.0050.00916.56
7.2.60.0080.00716.53
7.2.50.0150.00716.52
7.2.40.0150.00516.73
7.2.30.0070.00916.38
7.2.20.0100.00516.64
7.2.10.0140.00516.55
7.2.00.0080.00817.46
7.1.250.0040.00615.69
7.1.100.0040.00718.21
7.1.70.0030.00716.94
7.1.60.0070.01719.40
7.1.50.0070.01316.77
7.1.00.0030.04722.27
7.0.200.0260.00414.38
7.0.140.0030.06722.01
7.0.120.0070.06722.04
7.0.60.0130.07020.07
7.0.50.0070.03717.80
7.0.40.0100.06020.21
7.0.30.0270.08020.01
7.0.20.0200.03720.12
7.0.10.0070.08720.09
7.0.00.0100.08720.00
5.6.280.0100.07020.98
5.6.210.0170.04020.70
5.6.200.0170.07318.17
5.6.190.0030.04320.56
5.6.180.4030.04020.45
5.6.170.0200.05320.52
5.6.160.0100.08020.42
5.6.150.0030.08318.21
5.6.140.0170.04318.11
5.6.130.0100.08018.11
5.6.120.0070.08721.09
5.6.110.0030.08320.98
5.6.100.0000.04321.00
5.6.90.0070.04721.09
5.6.80.0000.04020.36
5.6.70.4330.04020.39
5.5.350.0130.05720.43
5.5.340.0000.05017.89
5.5.330.0100.07720.07
5.5.320.4030.04020.29
5.5.310.0230.07020.31
5.5.300.0070.05017.88
5.5.290.0070.05017.95
5.5.280.0100.07320.76
5.5.270.0070.05020.71
5.5.260.0100.08020.79
5.5.250.0070.08320.45
5.5.240.0300.07320.27
5.4.450.1730.05019.54
5.4.440.1830.04319.30
5.4.430.1500.04019.43
5.4.420.1930.04719.32
5.4.410.1730.05018.91
5.4.400.1500.04018.72
5.4.390.1500.04019.15
5.4.380.1770.04318.98
5.4.370.0900.03718.83
5.4.360.0030.07719.06
5.4.350.0070.06318.99
5.4.340.1330.06018.82
5.4.320.1470.03718.98
5.4.310.0030.07018.80
5.4.300.0030.04718.79
5.4.290.0000.04019.21
5.4.280.1030.04318.71
5.4.270.1700.04318.99
5.4.260.1630.04019.25
5.4.250.1500.04018.79
5.4.240.1700.04319.02
5.4.230.1730.04019.00
5.4.220.1500.03718.82
5.4.210.1800.04019.11
5.4.200.1570.04018.71
5.4.190.0030.04319.13
5.4.180.0030.05319.24
5.4.170.0700.03718.98
5.4.160.1570.03718.80
5.4.150.1530.03718.82
5.4.140.1800.04016.45
5.4.130.1800.04016.35
5.4.120.1530.03716.42
5.4.110.1600.03716.41
5.4.100.1570.03716.39
5.4.90.1770.04316.39
5.4.80.1530.03016.46
5.4.70.1530.03016.17
5.4.60.1570.04016.17
5.4.50.0830.03716.27
5.4.40.0000.04316.20
5.4.30.0030.04016.36
5.4.20.1570.03016.16
5.4.10.1470.04016.32
5.4.00.1730.04715.73
5.3.290.1570.03714.67
5.3.280.1630.04314.43
5.3.270.1530.05014.55
5.3.260.1830.03314.69
5.3.250.1400.03714.54
5.3.240.1730.03014.46
5.3.230.1570.04714.64
5.3.220.1670.03014.58
5.3.210.1300.03714.53
5.3.200.0070.03314.66
5.3.190.0030.06314.40
5.3.180.0670.04714.50
5.3.170.1730.04014.61
5.3.160.1630.04714.41
5.3.150.1730.04314.50
5.3.140.1630.03314.39
5.3.130.1470.04014.42
5.3.120.0530.06014.39
5.3.110.0100.06714.50
5.3.100.0000.05013.89
5.3.90.0270.03714.05
5.3.80.1570.02713.84
5.3.70.1500.03313.96
5.3.60.1700.04313.90
5.3.50.1600.04013.79
5.3.40.1430.04013.79
5.3.30.1700.04313.81
5.3.20.1670.04313.63
5.3.10.1530.03013.50
5.3.00.1530.04013.45
5.2.170.1400.04310.98
5.2.160.1400.03311.15
5.2.150.1300.03011.19
5.2.140.1470.03311.19
5.2.130.1500.03311.04
5.2.120.1330.02310.94
5.2.110.1430.03010.93
5.2.100.1300.02311.11
5.2.90.1300.02310.94
5.2.80.1570.02711.14
5.2.70.1470.03011.00
5.2.60.1470.04010.98
5.2.50.1200.03310.86
5.2.40.0970.03010.82
5.2.30.1030.02710.82
5.2.20.1030.02710.89
5.2.10.1100.03010.71
5.2.00.1270.02310.60
5.1.60.1200.02710.07
5.1.50.1230.03010.07
5.1.40.1200.02310.13
5.1.30.1230.03310.35
5.1.20.1070.02310.43
5.1.10.1100.02310.22
5.1.00.1100.02310.03
5.0.50.0500.0208.52
5.0.40.0530.0278.28
5.0.30.0400.0308.11
5.0.20.0600.0308.17
5.0.10.0570.0278.05
5.0.00.0600.0438.30
4.4.90.0700.0237.90
4.4.80.0670.0207.90
4.4.70.0700.0237.90
4.4.60.0470.0207.90
4.4.50.0670.0277.90
4.4.40.0530.0207.90
4.4.30.0670.0277.90
4.4.20.0730.0207.90
4.4.10.0570.0207.90
4.4.00.0670.0307.90
4.3.110.0530.0137.90
4.3.100.0600.0177.90
4.3.90.0670.0207.90
4.3.80.0570.0277.90
4.3.70.0570.0177.90
4.3.60.0730.0207.90
4.3.50.0500.0177.90
4.3.40.0500.0277.90
4.3.30.0230.0177.90
4.3.20.0330.0137.90
4.3.10.0270.0137.90
4.3.00.0270.0237.90

preferences:
47.86 ms | 401 KiB | 5 Q