3v4l.org

run code in 300+ PHP versions simultaneously
<?php $big = -1 * PHP_INT_MAX; echo bin2hex(pack('P', $big)); echo "\n"; $packed = pack('VV', $big & 0x00000000ffffffff, ($big & 0xffffffff00000000) >> 32); $bin = bin2hex($packed); echo $bin."\n"; $d = unpack('V2', $packed); echo base_convert($d[2], 10, 16).base_convert($d[1], 10, 16);

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)
8.3.60.0070.00718.80
8.3.50.0060.01521.33
8.3.40.0110.00718.70
8.3.30.0110.00418.71
8.3.20.0000.00720.46
8.3.10.0040.00423.83
8.3.00.0040.00419.80
8.2.180.0070.01416.63
8.2.170.0040.01122.96
8.2.160.0040.01420.11
8.2.150.0080.00025.66
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0080.00017.88
8.2.110.0070.01520.53
8.2.100.0120.00017.88
8.2.90.0040.00419.30
8.2.80.0000.00817.97
8.2.70.0050.00317.63
8.2.60.0000.00718.18
8.2.50.0060.00318.07
8.2.40.0040.00819.52
8.2.30.0000.00719.90
8.2.20.0000.00717.81
8.2.10.0030.00718.18
8.2.00.0000.00818.19
8.1.280.0070.00725.92
8.1.270.0090.00620.36
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0000.00821.02
8.1.230.0080.00317.60
8.1.220.0040.00417.79
8.1.210.0000.00818.77
8.1.200.0040.00417.48
8.1.190.0000.00817.48
8.1.180.0030.00618.10
8.1.170.0090.00018.61
8.1.160.0000.00822.06
8.1.150.0050.00218.97
8.1.140.0000.00817.48
8.1.130.0030.00317.81
8.1.120.0000.00717.50
8.1.110.0030.00517.44
8.1.100.0000.00717.41
8.1.90.0000.00717.39
8.1.80.0040.00417.38
8.1.70.0030.00317.52
8.1.60.0030.00617.60
8.1.50.0040.00417.47
8.1.40.0000.00817.56
8.1.30.0070.00417.60
8.1.20.0040.00417.68
8.1.10.0080.00017.69
8.1.00.0030.00617.46
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0030.00318.49
8.0.270.0030.00317.19
8.0.260.0030.00617.21
8.0.250.0000.00717.02
8.0.240.0050.00217.03
8.0.230.0000.00717.00
8.0.220.0030.00316.95
8.0.210.0080.00016.90
8.0.200.0000.00616.89
8.0.190.0030.00716.89
8.0.180.0000.00717.02
8.0.170.0040.00416.94
8.0.160.0070.00017.01
8.0.150.0030.00616.77
8.0.140.0040.00416.92
8.0.130.0030.00613.41
8.0.120.0000.00816.86
8.0.110.0000.00716.97
8.0.100.0030.00316.84
8.0.90.0030.00317.05
8.0.80.0070.01416.98
8.0.70.0000.00716.70
8.0.60.0000.00816.96
8.0.50.0040.00416.94
8.0.30.0110.00616.99
8.0.20.0150.00817.40
8.0.10.0030.00316.82
8.0.00.0100.00916.73
7.4.330.0030.00315.08
7.4.320.0030.00316.65
7.4.300.0000.00816.54
7.4.290.0040.00416.62
7.4.280.0060.00316.50
7.4.270.0000.00716.54
7.4.260.0000.00716.63
7.4.250.0040.00416.50
7.4.240.0020.00516.55
7.4.230.0000.00716.37
7.4.220.0070.01416.66
7.4.210.0060.01016.65
7.4.200.0000.00716.69
7.4.160.0090.00616.39
7.4.150.0030.01517.40
7.4.140.0110.00817.86
7.4.130.0080.01016.49
7.4.120.0110.00816.38
7.4.110.0090.00916.68
7.4.100.0110.00716.61
7.4.90.0070.01116.34
7.4.80.0070.01019.39
7.4.70.0080.00816.58
7.4.60.0080.00816.70
7.4.50.0000.00816.50
7.4.40.0120.00916.70
7.4.30.0080.01316.53
7.4.00.0030.01214.74
7.3.330.0000.00613.27
7.3.320.0000.00613.23
7.3.310.0070.00016.19
7.3.300.0000.00716.35
7.3.290.0100.00716.27
7.3.280.0070.00716.30
7.3.270.0160.00617.40
7.3.260.0100.00716.41
7.3.250.0090.00816.47
7.3.240.0100.00616.42
7.3.230.0120.00916.54
7.3.210.0060.01116.30
7.3.200.0030.01216.38
7.3.190.0080.00816.44
7.3.180.0080.01216.68
7.3.170.0060.00716.34
7.3.160.0100.00716.56
7.3.10.0110.00616.50
7.3.00.0050.01216.43
7.2.330.0140.00316.78
7.2.320.0150.00616.77
7.2.310.0100.00616.72
7.2.300.0100.00716.52
7.2.290.0110.00716.57
7.2.130.0080.00916.76
7.2.120.0040.01416.81
7.2.110.0100.00716.71
7.2.100.0060.00816.56
7.2.90.0120.00616.79
7.2.80.0100.00816.81
7.2.70.0070.01116.83
7.2.60.0030.01316.85
7.2.50.0120.00716.97
7.2.40.0080.00716.64
7.2.30.0050.01116.77
7.2.20.0130.00816.87
7.2.10.0120.00416.85
7.2.00.0060.01117.77
7.1.250.0070.01015.72
7.1.100.0000.01517.94
7.1.70.0000.00717.15
7.1.60.0130.00319.17
7.1.50.0090.01616.95
7.1.00.0100.06722.56
7.0.200.0030.00617.00
7.0.60.0170.06720.05
7.0.50.0100.07718.06
7.0.40.0070.04020.09
7.0.30.0230.05020.43
7.0.20.0270.06320.35
7.0.10.0030.05320.15
7.0.00.0070.04720.24
5.6.280.0030.03720.84
5.6.210.0100.06720.66
5.6.200.0130.08018.25
5.6.190.0070.08720.50
5.6.180.2930.04720.41
5.6.170.0200.08320.43
5.6.160.0170.04320.44
5.6.150.0070.06718.34
5.6.140.0000.04718.16
5.6.130.0070.08018.24
5.6.120.0070.04021.06
5.6.110.0100.04021.05
5.6.100.0100.06721.05
5.6.90.0170.07321.28
5.6.80.0170.07320.68
5.6.70.3800.02720.59
5.5.350.0070.07720.54
5.5.340.0100.08018.04
5.5.330.0200.07020.37
5.5.320.0230.08320.54
5.5.310.0200.05320.32
5.5.300.0030.06717.97
5.5.290.0070.04718.04
5.5.280.0030.04720.86
5.5.270.0030.09020.85
5.5.260.0030.08320.99
5.5.250.0100.03320.93
5.5.240.0130.06720.34
5.4.450.0300.06719.09
5.4.440.0300.07019.50
5.4.430.0230.07019.25
5.4.420.0070.07319.63
5.4.410.0300.04318.98
5.4.400.0170.05719.18
5.4.390.0200.05718.80
5.4.380.0270.07019.18
5.4.370.0230.06719.30
5.4.360.0230.07719.14
5.4.350.0200.07319.30
5.4.340.0170.08019.30
5.4.320.0270.06719.18
5.4.310.0130.07719.11
5.4.300.0330.06318.92
5.4.290.0330.05719.13
5.4.280.0300.06719.13
5.4.270.0230.06319.24
5.4.260.0130.05719.29
5.4.250.0330.04019.11
5.4.240.0200.05319.29
5.4.230.0330.03718.96
5.4.220.0370.05319.07
5.4.210.0170.05319.13
5.4.200.0100.06319.14
5.4.190.0170.05718.88
5.4.180.0230.04319.13
5.4.170.0370.05718.77
5.4.160.1030.06019.09
5.4.150.0170.05018.89
5.4.140.0200.05016.49
5.4.130.0100.05316.38
5.4.120.0400.06016.31
5.4.110.0070.05716.45
5.4.100.0400.04716.50
5.4.90.0970.04316.48
5.4.80.0770.03716.55
5.4.70.0230.04316.46
5.4.60.0200.04016.36
5.4.50.0000.07716.18
5.4.40.0000.04716.04
5.4.30.0170.05316.43
5.4.20.0270.03016.37

preferences:
32.61 ms | 401 KiB | 5 Q