3v4l.org

run code in 300+ PHP versions simultaneously
<?php $mask = 125; $blocks = (int)($mask / 16); $b = unpack('n*', pack('n*', ...array_fill(0, $blocks, 0xffff), ...array_pad([~((2 ** (16 - ($mask % 16))) - 1) & 0xffff], 8 - $blocks, 0))); foreach ($b as $block) { printf("%016b\n", $block); }

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)
8.3.60.0070.01118.43
8.3.50.0110.01022.02
8.3.40.0070.01418.74
8.3.30.0110.00418.88
8.3.20.0000.00820.21
8.3.10.0040.00421.87
8.3.00.0050.00319.19
8.2.180.0140.00716.88
8.2.170.0100.00622.96
8.2.160.0030.01722.08
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0070.00019.77
8.2.110.0000.00921.11
8.2.100.0090.00617.91
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0000.01017.63
8.2.60.0000.00818.03
8.2.50.0040.00418.07
8.2.40.0070.00018.34
8.2.30.0030.00517.96
8.2.20.0040.00417.70
8.2.10.0050.00318.13
8.2.00.0000.00717.83
8.1.280.0110.00325.92
8.1.270.0090.00018.86
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0040.00423.86
8.1.230.0060.00622.63
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0080.00317.35
8.1.190.0050.00317.22
8.1.180.0040.00418.10
8.1.170.0030.00618.51
8.1.160.0030.00321.95
8.1.150.0050.00318.97
8.1.140.0070.00017.49
8.1.130.0030.00317.84
8.1.120.0040.00417.49
8.1.110.0040.00417.46
8.1.100.0030.00417.36
8.1.90.0040.00417.46
8.1.80.0030.00617.48
8.1.70.0070.00017.52
8.1.60.0040.00417.48
8.1.50.0050.00317.61
8.1.40.0030.00617.42
8.1.30.0050.00317.61
8.1.20.0050.00217.59
8.1.10.0080.00017.40
8.1.00.0000.00717.32
8.0.300.0050.00218.77
8.0.290.0000.00716.63
8.0.280.0030.00318.39
8.0.270.0000.00817.29
8.0.260.0000.00717.34
8.0.250.0000.00717.02
8.0.240.0040.00416.95
8.0.230.0070.00016.83
8.0.220.0000.00716.82
8.0.210.0080.00016.79
8.0.200.0050.00317.01
8.0.190.0040.00416.96
8.0.180.0000.00716.84
8.0.170.0000.00716.93
8.0.160.0050.00316.86
8.0.150.0040.00416.87
8.0.140.0030.00416.75
8.0.130.0030.00313.34
8.0.120.0000.00816.77
8.0.110.0020.00516.78
8.0.100.0000.00816.89
8.0.90.0000.00816.91
8.0.80.0120.00916.90
8.0.70.0080.00016.84
8.0.60.0070.00016.80
8.0.50.0030.00517.02
8.0.30.0120.01017.01
8.0.20.0100.00917.41
8.0.10.0070.00016.99
8.0.00.0070.01016.74
7.4.330.0050.00015.03
7.4.320.0070.00016.52
7.4.300.0040.00416.50
7.4.290.0000.00716.54
7.4.280.0040.00416.39
7.4.270.0000.00716.54
7.4.260.0080.00016.46
7.4.250.0040.00416.48
7.4.240.0040.00316.56
7.4.230.0070.00016.52
7.4.220.0070.01016.51
7.4.210.0070.00716.64
7.4.200.0040.00416.34
7.4.160.0040.01116.57
7.4.150.0120.00617.40
7.4.140.0100.00817.86
7.4.130.0140.00716.58
7.4.120.0130.01116.58
7.4.110.0160.00716.61
7.4.100.0070.01116.64
7.4.90.0120.00616.54
7.4.80.0120.00919.39
7.4.70.0110.00716.48
7.4.60.0080.00816.67
7.4.50.0000.00716.46
7.4.40.0130.00716.52
7.4.30.0090.00916.48
7.4.00.0100.00315.04
7.3.330.0000.00613.26
7.3.320.0020.00213.10
7.3.310.0040.00416.29
7.3.300.0030.00316.29
7.3.290.0090.00716.37
7.3.280.0070.01016.31
7.3.270.0170.00717.40
7.3.260.0110.00816.70
7.3.250.0130.00716.61
7.3.240.0100.00716.53
7.3.230.0080.00816.65
7.3.210.0070.01016.28
7.3.200.0060.01019.39
7.3.190.0080.00816.47
7.3.180.0030.01416.53
7.3.170.0100.01416.33
7.3.160.0030.01916.39
7.2.330.0080.01116.83
7.2.320.0090.00816.66
7.2.310.0100.00616.52
7.2.300.0170.00716.72
7.2.290.0070.01116.60
7.2.60.0140.00017.15
7.2.00.0030.01219.04
7.1.200.0070.00715.98
7.1.100.0090.00318.21
7.1.70.0040.00817.18
7.1.60.0030.02019.46
7.1.50.0060.00616.63
7.1.00.0070.07022.26
7.0.200.0000.00816.81
7.0.140.0000.03722.08
7.0.60.0070.04320.10
7.0.50.0100.08017.82
7.0.40.0200.05720.38
7.0.30.0200.08020.30
7.0.20.0330.07320.34
7.0.10.0070.08720.43
7.0.00.0100.06320.09
5.6.280.0100.07020.91
5.6.210.0130.07720.65
5.6.200.0070.03718.12
5.6.190.0070.08720.39
5.6.180.0430.07720.28
5.6.170.0300.05320.71
5.6.160.0130.07720.50
5.6.150.0070.08018.11
5.6.140.0000.04318.21
5.6.130.0000.06018.17
5.6.120.0070.08320.99
5.6.110.0130.08721.02
5.6.100.0030.09021.13
5.6.90.0070.09020.96
5.6.80.0130.06020.29
5.5.350.4070.03720.31
5.5.340.0100.05317.95
5.5.330.0070.05720.21
5.5.320.2300.04320.27
5.5.310.0230.04720.33
5.5.300.0070.07718.06
5.5.290.0100.05017.99
5.5.280.0070.06020.67
5.5.270.0070.04720.77
5.5.260.0100.08320.75
5.5.250.0170.07020.68
5.5.240.0000.04020.18
5.4.450.0570.06019.56
5.4.440.0130.05719.61
5.4.430.0130.07019.64
5.4.420.0170.05019.38
5.4.410.0100.05719.41
5.4.400.0130.05019.23
5.4.390.0170.05718.69
5.4.380.0200.05318.82
5.4.370.0200.05318.76
5.4.360.0230.04718.47
5.4.350.0330.04318.77
5.4.340.0100.06018.72
5.4.320.0100.07018.75
5.4.310.0270.04318.63
5.4.300.0170.05718.75
5.4.290.0230.05018.61
5.4.280.0200.05018.73
5.4.270.0170.05318.55
5.4.260.0270.06318.77
5.4.250.0300.05318.84
5.4.240.0170.07018.50
5.4.230.0130.06018.79
5.4.220.0200.06018.51
5.4.210.0130.06318.51
5.4.200.0100.05716.58
5.4.190.0130.06718.71
5.4.180.0130.07718.61
5.4.170.0130.06018.70
5.4.160.0200.05318.44
5.4.150.0200.05318.70
5.4.140.0200.05316.43
5.4.130.0230.04716.19
5.4.120.0200.06316.31
5.4.110.0170.06316.25
5.4.100.0270.04316.32
5.4.90.0230.05716.27
5.4.80.0130.05316.18
5.4.70.0170.05316.40
5.4.60.0230.04316.38
5.4.50.0200.04716.38
5.4.40.0330.04016.25
5.4.30.0070.06016.15
5.4.20.0200.05316.25
5.4.10.0370.03316.25
5.4.00.0100.07015.76
5.3.290.0200.05314.65
5.3.280.0270.04714.53
5.3.270.0330.04314.57
5.3.260.0200.05314.59
5.3.250.0230.05714.60
5.3.240.0170.06314.59
5.3.230.0230.06014.59
5.3.220.0200.06014.66
5.3.210.0100.06314.48
5.3.200.0170.06014.56
5.3.190.0200.05014.66
5.3.180.0230.05014.56
5.3.170.0170.06314.61
5.3.160.0130.05714.48
5.3.150.0130.05314.59
5.3.140.0230.04714.45
5.3.130.0100.06014.64
5.3.120.0170.06014.55
5.3.110.0270.04714.58
5.3.100.0130.05714.01
5.3.90.0230.04314.05
5.3.80.0170.05014.11
5.3.70.0100.05713.91
5.3.60.0200.04714.04
5.3.50.0370.03313.89
5.3.40.0170.05713.84
5.3.30.0300.05713.89
5.3.20.0300.05713.79
5.3.10.0230.06313.75
5.3.00.0200.07313.73
5.2.170.0130.05011.20
5.2.160.0330.02311.11
5.2.150.0130.05711.18
5.2.140.0130.04311.20
5.2.130.0170.04311.10
5.2.120.0130.04011.05
5.2.110.0100.04311.06
5.2.100.0200.03711.13
5.2.90.0100.04311.11
5.2.80.0200.03711.05
5.2.70.0200.03711.16
5.2.60.0130.04311.11
5.2.50.0170.04011.07
5.2.40.0070.04710.92
5.2.30.0130.04311.03
5.2.20.0170.04310.96
5.2.10.0130.04310.86
5.2.00.0200.04710.69
5.1.60.0070.04010.11
5.1.50.0070.03710.09
5.1.40.0130.0309.96
5.1.30.0070.04010.30
5.1.20.0100.04010.41
5.1.10.0100.03710.19
5.1.00.0100.04310.09
5.0.50.0100.0308.61
5.0.40.0070.0278.43
5.0.30.0030.0508.24
5.0.20.0030.0308.20
5.0.10.0030.0338.15
5.0.00.0100.0408.13
4.4.90.0070.0205.93
4.4.80.0030.0235.96
4.4.70.0100.0205.91
4.4.60.0130.0175.93
4.4.50.0030.0235.95
4.4.40.0070.0375.89
4.4.30.0100.0205.88
4.4.20.0100.0275.95
4.4.10.0000.0275.98
4.4.00.0030.0375.90
4.3.110.0100.0305.79
4.3.100.0030.0235.75
4.3.90.0030.0235.92
4.3.80.0030.0375.86
4.3.70.0070.0205.91
4.3.60.0030.0235.91
4.3.50.0030.0275.91
4.3.40.0130.0335.76
4.3.30.0100.0204.66
4.3.20.0070.0234.60
4.3.10.0070.0204.60
4.3.00.0000.0238.74

preferences:
51.09 ms | 401 KiB | 5 Q