3v4l.org

run code in 300+ PHP versions simultaneously
<?php pack("I*", sprintf('%08d', 1)); ?>

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)
8.3.70.0070.00716.61
8.3.60.0160.00318.43
8.3.50.0120.00821.92
8.3.40.0120.00918.47
8.3.30.0070.00720.32
8.3.20.0070.00020.29
8.3.10.0000.00822.09
8.3.00.0040.00422.52
8.2.190.0040.01118.13
8.2.180.0120.00616.50
8.2.170.0070.01022.96
8.2.160.0070.00720.36
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0170.00326.16
8.2.120.0040.00419.41
8.2.110.0050.00520.41
8.2.100.0070.00317.60
8.2.90.0040.00417.91
8.2.80.0080.00019.28
8.2.70.0040.00417.50
8.2.60.0040.00417.90
8.2.50.0060.00318.07
8.2.40.0060.00318.09
8.2.30.0000.00717.87
8.2.20.0070.00017.52
8.2.10.0080.00017.64
8.2.00.0040.00717.62
8.1.280.0110.00325.92
8.1.270.0040.00424.66
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00322.16
8.1.230.0110.00021.03
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0040.00717.23
8.1.190.0000.00817.41
8.1.180.0060.00318.10
8.1.170.0040.00418.57
8.1.160.0070.00022.19
8.1.150.0100.00018.57
8.1.140.0000.00717.32
8.1.130.0070.00017.64
8.1.120.0030.00317.27
8.1.110.0000.00717.23
8.1.100.0040.00417.23
8.1.90.0000.00717.25
8.1.80.0000.00717.37
8.1.70.0000.00717.23
8.1.60.0030.00617.38
8.1.50.0070.00017.41
8.1.40.0050.00217.36
8.1.30.0000.00717.42
8.1.20.0030.00617.41
8.1.10.0040.00417.29
8.1.00.0030.00517.42
8.0.300.0040.00419.99
8.0.290.0040.00417.18
8.0.280.0000.00718.32
8.0.270.0040.00417.14
8.0.260.0000.00716.69
8.0.250.0030.00316.81
8.0.240.0050.00316.83
8.0.230.0000.00716.77
8.0.220.0070.00016.75
8.0.210.0000.00716.66
8.0.200.0000.00716.79
8.0.190.0000.00716.73
8.0.180.0080.00016.79
8.0.170.0030.00516.71
8.0.160.0030.00316.69
8.0.150.0000.00716.72
8.0.140.0000.00716.76
8.0.130.0000.00613.19
8.0.120.0030.00616.72
8.0.110.0070.00016.70
8.0.100.0000.00716.79
8.0.90.0040.00416.78
8.0.80.0030.01716.79
8.0.70.0020.00516.88
8.0.60.0000.00716.63
8.0.50.0050.00316.64
8.0.30.0040.01516.93
8.0.20.0060.01217.40
8.0.10.0040.00416.74
8.0.00.0150.00516.59
7.4.330.0060.00015.00
7.4.320.0000.00616.37
7.4.300.0030.00516.32
7.4.290.0070.00016.44
7.4.280.0070.00316.46
7.4.270.0030.00316.39
7.4.260.0000.01016.38
7.4.250.0000.00816.34
7.4.240.0000.00716.43
7.4.230.0070.00016.57
7.4.220.0070.01016.49
7.4.210.0060.00816.50
7.4.200.0000.00716.45
7.4.190.0000.00816.62
7.4.160.0120.00616.42
7.4.150.0140.00317.40
7.4.140.0110.00817.86
7.4.130.0100.00816.35
7.4.120.0100.00816.48
7.4.110.0070.01016.48
7.4.100.0060.01316.31
7.4.90.0110.01116.43
7.4.80.0130.00819.39
7.4.70.0160.00016.34
7.4.60.0120.00416.34
7.4.50.0040.00416.07
7.4.40.0070.01122.77
7.4.30.0120.00616.47
7.4.00.0060.00614.82
7.3.330.0000.00512.88
7.3.320.0050.00012.98
7.3.310.0000.00616.16
7.3.300.0040.00416.18
7.3.290.0110.00316.05
7.3.280.0080.00616.09
7.3.270.0030.01317.40
7.3.260.0110.01116.50
7.3.250.0120.00916.28
7.3.240.0170.00016.23
7.3.230.0110.00616.39
7.3.210.0100.00616.13
7.3.200.0120.00319.39
7.3.190.0040.01816.20
7.3.180.0060.00916.36
7.3.170.0180.00316.27
7.3.160.0000.01616.28
7.3.120.0060.01014.73
7.2.330.0120.01216.34
7.2.320.0130.00916.28
7.2.310.0150.00316.36
7.2.300.0140.00716.34
7.2.290.0090.01316.50
7.2.00.0030.01019.21
7.1.100.0100.01018.05
7.1.70.0080.00017.06
7.1.60.0070.00317.25
7.1.50.0100.01416.93
7.1.00.0000.05022.44
7.0.200.0100.00716.50
7.0.140.0170.06022.04
7.0.60.0000.07319.92
7.0.50.0070.08017.84
7.0.40.0070.06319.98
7.0.30.0170.05020.21
7.0.20.0300.07720.16
7.0.10.0030.09020.11
7.0.00.0000.09020.11
5.6.280.0000.08021.09
5.6.210.0030.07020.63
5.6.200.0070.03718.22
5.6.190.0100.07720.61
5.6.180.0230.08020.33
5.6.170.0270.04720.51
5.6.160.0070.08720.40
5.6.150.0030.04018.11
5.6.140.0170.07018.20
5.6.130.0070.06318.20
5.6.120.0100.05721.08
5.6.110.0100.03320.98
5.6.100.0070.07720.97
5.6.90.0000.04721.07
5.6.80.0100.06320.36
5.6.70.3900.03320.38
5.5.350.0400.06020.49
5.5.340.0000.08017.91
5.5.330.0130.03320.21
5.5.320.0300.04320.29
5.5.310.0230.05320.29
5.5.300.0030.07017.95
5.5.290.0070.08317.88
5.5.280.0000.05020.84
5.5.270.0070.04320.96
5.5.260.0030.06020.72
5.5.250.0000.08720.61
5.5.240.3930.04320.18
5.4.450.0170.05719.52
5.4.440.0130.07019.25
5.4.430.0970.04319.46
5.4.420.0900.06019.48
5.4.410.0700.06019.28
5.4.400.0670.06019.00
5.4.390.0900.05719.27
5.4.380.0230.05018.68
5.4.370.0100.04018.59
5.4.360.0130.04718.52
5.4.350.0080.04711.97
5.4.340.0050.03911.97
5.4.320.0090.03512.45
5.4.310.0070.04712.45
5.4.300.0080.03512.45
5.4.290.0060.03712.45
5.4.280.0070.03712.35
5.4.270.0040.05012.34
5.4.260.0120.04512.34
5.4.250.0130.04612.35
5.4.240.0130.05319.01
5.4.230.0100.05718.87
5.4.220.0070.06018.79
5.4.210.0070.08018.77
5.4.200.0170.06018.74
5.4.190.0100.04718.71
5.4.180.0100.07318.79
5.4.170.0070.05318.86
5.4.160.0100.05319.01
5.4.150.0170.05718.74
5.4.140.0030.05316.40
5.4.130.0030.06016.26
5.4.120.0170.04316.27
5.4.110.0130.06016.35
5.4.100.0100.05716.29
5.4.90.0000.05716.41
5.4.80.0070.05316.18
5.4.70.0070.06016.40
5.4.60.0030.07716.46
5.4.50.0030.05016.26
5.4.40.0130.04716.46
5.3.290.0070.03912.80
5.3.280.0100.07014.59
5.3.270.0000.06314.48
5.3.260.0130.06314.64
5.3.250.0070.05314.61
5.3.240.0100.06714.46
5.3.230.0170.04314.43
5.3.220.0170.04714.33
5.3.210.0030.05714.25
5.3.200.0100.04714.33
5.3.190.0130.04314.35
5.3.180.0170.05714.56
5.3.170.0100.04714.65
5.3.160.0100.05014.56
5.3.150.0000.05714.55
5.3.140.0130.04314.61
4.3.00.0130.0237.38

preferences:
47.23 ms | 401 KiB | 5 Q