3v4l.org

run code in 300+ PHP versions simultaneously
<?php $key = pack('H*', '0123456789ABCDEF');

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)
8.3.60.0120.00318.18
8.3.50.0100.00922.04
8.3.40.0150.00018.72
8.3.30.0060.00918.83
8.3.20.0040.00420.07
8.3.10.0070.00021.77
8.3.00.0000.00819.67
8.2.180.0120.00318.17
8.2.170.0100.00322.96
8.2.160.0070.00719.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0000.00820.50
8.2.110.0040.00422.12
8.2.100.0070.00417.84
8.2.90.0000.00819.27
8.2.80.0000.00817.97
8.2.70.0030.00717.50
8.2.60.0040.00417.80
8.2.50.0000.00818.07
8.2.40.0040.00417.90
8.2.30.0090.00017.89
8.2.20.0050.00317.62
8.2.10.0040.00418.01
8.2.00.0040.00417.55
8.1.280.0110.00425.92
8.1.270.0070.01421.93
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00619.10
8.1.230.0100.00018.91
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0040.00517.35
8.1.190.0000.00817.10
8.1.180.0040.00418.63
8.1.170.0040.00418.50
8.1.160.0070.00022.19
8.1.150.0040.00418.77
8.1.140.0040.00417.42
8.1.130.0030.00317.88
8.1.120.0000.00817.41
8.1.110.0040.00417.39
8.1.100.0040.00417.21
8.1.90.0030.00317.31
8.1.80.0000.00717.24
8.1.70.0070.00017.34
8.1.60.0030.00617.47
8.1.50.0080.00017.34
8.1.40.0040.00417.35
8.1.30.0050.00317.42
8.1.20.0060.00317.56
8.1.10.0000.00817.41
8.1.00.0030.00617.34
8.0.300.0030.00520.12
8.0.290.0040.00716.63
8.0.280.0000.00718.41
8.0.270.0000.00717.15
8.0.260.0080.00017.11
8.0.250.0000.00616.89
8.0.240.0000.00716.87
8.0.230.0050.00216.86
8.0.220.0040.00416.71
8.0.210.0000.00716.80
8.0.200.0070.00016.87
8.0.190.0030.00616.75
8.0.180.0030.00516.84
8.0.170.0040.00416.88
8.0.160.0000.00716.81
8.0.150.0030.00316.72
8.0.140.0040.00416.78
8.0.130.0070.00013.23
8.0.120.0040.00416.68
8.0.110.0040.00416.88
8.0.100.0000.00716.76
8.0.90.0070.00016.76
8.0.80.0100.00916.82
8.0.70.0040.00416.73
8.0.60.0040.00416.82
8.0.50.0030.00516.69
8.0.30.0130.00517.04
8.0.20.0130.01017.40
8.0.10.0060.00317.00
8.0.00.0060.01116.62
7.4.330.0060.00015.19
7.4.320.0030.00616.57
7.4.300.0060.00016.51
7.4.290.0070.00016.53
7.4.280.0060.00316.56
7.4.270.0000.00616.43
7.4.260.0030.00316.55
7.4.250.0040.00416.53
7.4.240.0030.00316.38
7.4.230.0030.00316.50
7.4.220.0120.00616.54
7.4.210.0100.00716.57
7.4.200.0000.00716.42
7.4.160.0100.00616.38
7.4.150.0090.01517.40
7.4.140.0170.00217.86
7.4.130.0080.01116.35
7.4.120.0130.01016.41
7.4.110.0000.02016.44
7.4.100.0130.01016.57
7.4.90.0130.00316.51
7.4.80.0000.02019.39
7.4.70.0070.01016.31
7.4.60.0030.01416.61
7.4.50.0060.00316.10
7.4.40.0160.00016.37
7.4.30.0070.01316.52
7.4.00.0070.00714.64
7.3.330.0050.00012.98
7.3.320.0060.00012.92
7.3.310.0030.00315.99
7.3.300.0040.00416.12
7.3.290.0080.01016.16
7.3.280.0070.01116.13
7.3.270.0100.00717.40
7.3.260.0130.00316.14
7.3.250.0160.00316.28
7.3.240.0000.01616.38
7.3.230.0030.01316.39
7.3.210.0070.01116.09
7.3.200.0060.01219.39
7.3.190.0080.01116.03
7.3.180.0170.00316.16
7.3.170.0070.00716.38
7.3.160.0060.00916.41
7.2.330.0040.01516.62
7.2.320.0070.01416.57
7.2.310.0130.00616.57
7.2.300.0140.00316.57
7.2.290.0030.01716.27
7.1.70.0030.00716.93
7.1.60.0100.01019.19
7.1.50.0060.01516.44
7.1.00.0000.08022.35
7.0.200.0030.00616.66
7.0.140.0030.07322.09
7.0.60.0100.07020.05
7.0.50.0070.03717.80
7.0.40.0000.06720.04
7.0.30.0300.07720.21
7.0.20.0270.07720.16
7.0.10.0070.07020.09
7.0.00.0130.07720.13
5.6.280.0030.07321.09
5.6.210.0070.07020.74
5.6.200.0100.07718.15
5.6.190.0030.08720.60
5.6.180.0330.07020.35
5.6.170.0270.07720.50
5.6.160.0130.07720.48
5.6.150.0070.04018.18
5.6.140.0000.05718.12
5.6.130.0130.07318.10
5.6.120.0130.07321.00
5.6.110.0170.07020.99
5.6.100.0000.09321.10
5.6.90.0000.04720.96
5.6.80.0070.08020.52
5.5.350.3330.03020.38
5.5.340.0070.04718.04
5.5.330.0100.07720.12
5.5.320.0330.07720.29
5.5.310.0300.06320.29
5.5.300.0030.03718.02
5.5.290.0100.08317.88
5.5.280.0130.06320.79
5.5.270.0170.07720.84
5.5.260.0100.07720.88
5.5.250.0030.05320.60
5.5.240.0000.03320.26
5.4.450.0400.05019.12
5.4.440.0700.06019.44
5.4.430.0170.05019.51
5.4.420.0170.06719.25
5.4.410.0170.05019.19
5.4.400.0130.05019.38
5.4.390.0130.06719.26
5.4.380.0130.07718.50
5.4.370.0200.05718.77
5.4.360.0200.05018.52
5.4.350.0100.03713.65
5.4.340.0030.04713.67
5.4.320.0030.04714.20
5.4.310.0130.04014.10
5.4.300.0070.04314.11
5.4.290.0100.04014.15
5.4.280.0100.04014.09
5.4.270.0170.03714.01
5.4.260.0100.04014.09
5.4.250.0070.04314.01
5.4.240.0200.03014.07
5.4.230.0100.04014.00
5.4.220.0100.04014.01
5.4.210.0170.04314.02
5.4.200.0100.04014.08
5.4.190.0070.04014.10
5.4.180.0100.03714.01
5.4.170.0070.04014.11
5.4.160.0100.03714.20
5.4.150.0070.04314.02
5.4.140.0070.04013.71
5.4.130.0130.03713.75
5.4.120.0170.03313.63
5.4.110.0130.03313.66
5.4.100.0000.04713.73
5.4.90.0030.04313.71
5.4.80.0130.03713.80
5.4.70.0130.03313.82
5.4.60.0100.03313.66
5.4.50.0070.04713.71
5.4.40.0130.03713.58
5.4.30.0200.03313.61
5.4.20.0200.03313.70
5.4.10.0070.04013.70
5.4.00.0130.03713.27
5.3.290.0130.04014.50
5.3.280.0100.04314.48
5.3.270.0130.04314.51
5.3.260.0170.04314.44
5.3.250.0100.04014.48
5.3.240.0100.04714.51
5.3.230.0230.03014.45
5.3.220.0130.04714.47
5.3.210.0100.04714.45
5.3.200.0230.04314.47
5.3.190.0170.05014.57
5.3.180.0130.05314.43
5.3.170.0270.03014.41
5.3.160.0100.03714.47
5.3.150.0130.04314.39
5.3.140.0070.04714.56
5.3.130.0200.04714.42
5.3.120.0130.04314.40
5.3.110.0100.05014.38
5.3.100.0130.04313.95
5.3.90.0270.04014.05
5.3.80.0130.04013.86
5.3.70.0230.03014.05
5.3.60.0130.04014.02
5.3.50.0100.04013.86
5.3.40.0170.03313.93
5.3.30.0100.03713.82
5.3.20.0070.04713.65
5.3.10.0070.04013.64
5.3.00.0070.04013.57
5.2.170.0030.03711.04
5.2.160.0130.02711.14
5.2.150.0100.03011.07
5.2.140.0070.03711.00
5.2.130.0070.03311.19
5.2.120.0000.03711.07
5.2.110.0070.03311.07
5.2.100.0170.02311.14
5.2.90.0130.03010.95
5.2.80.0100.03311.02
5.2.70.0100.03711.09
5.2.60.0170.02711.00
5.2.50.0130.03010.90
5.2.40.0200.02310.91
5.2.30.0130.03311.06
5.2.20.0170.02710.85
5.2.10.0170.04010.82
5.2.00.0070.03710.80
5.1.60.0070.0279.96
5.1.50.0000.0339.99
5.1.40.0070.02710.03
5.1.30.0130.02310.42
5.1.20.0030.03010.33
5.1.10.0130.02310.18
5.1.00.0130.02310.07
5.0.50.0030.0208.45
5.0.40.0100.0138.31
5.0.30.0100.0278.33
5.0.20.0000.0238.25
5.0.10.0000.0238.14
5.0.00.0030.0338.28
4.4.90.0070.0135.85
4.4.80.0030.0175.78
4.4.70.0070.0175.91
4.4.60.0070.0205.79
4.4.50.0100.0135.87
4.4.40.0030.0275.80
4.4.30.0070.0205.82
4.4.20.0070.0135.90
4.4.10.0130.0135.88
4.4.00.0030.0275.87
4.3.110.0100.0135.78
4.3.100.0000.0205.72
4.3.90.0030.0175.70
4.3.80.0000.0275.70
4.3.70.0030.0175.74
4.3.60.0070.0135.75
4.3.50.0000.0205.70
4.3.40.0030.0235.67
4.3.30.0000.0174.59
4.3.20.0000.0174.54
4.3.10.0030.0174.45
4.3.00.0100.0236.37

preferences:
56.71 ms | 401 KiB | 5 Q