3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 50; while ($i > 0): $power = 1; $bin = array(); if ($i / pow(2,$power) != 0) { $bin[$power - 1] = 1; $i = $i - pow(2,$power); } else $bin[$power - 1] = 0; $power++; endwhile; print $bin; ?>

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)
8.3.60.0030.01016.74
8.3.50.0130.01021.27
8.3.40.0110.01118.97
8.3.30.0070.00719.17
8.3.20.0040.00420.20
8.3.10.0040.00423.61
8.3.00.0030.00619.75
8.2.180.0110.00416.63
8.2.170.0110.00422.96
8.2.160.0100.00320.52
8.2.150.0090.00024.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.91
8.2.110.0060.00319.14
8.2.100.0080.00418.03
8.2.90.0050.00319.35
8.2.80.0090.00017.97
8.2.70.0000.00817.50
8.2.60.0030.00617.93
8.2.50.0030.00618.22
8.2.40.0040.00420.42
8.2.30.0030.00519.23
8.2.20.0000.00717.74
8.2.10.0050.00218.20
8.2.00.0000.00817.73
8.1.280.0070.00725.92
8.1.270.0060.00323.64
8.1.260.0050.00226.35
8.1.250.0000.00728.09
8.1.240.0030.00623.88
8.1.230.0090.00317.95
8.1.220.0080.00017.79
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0040.00417.35
8.1.180.0080.00018.10
8.1.170.0050.00318.66
8.1.160.0040.00718.92
8.1.150.0030.00520.13
8.1.140.0000.00717.50
8.1.130.0070.00017.82
8.1.120.0040.00417.45
8.1.110.0040.00417.44
8.1.100.0020.00517.36
8.1.90.0000.00717.41
8.1.80.0000.00717.32
8.1.70.0040.00417.43
8.1.60.0030.00617.61
8.1.50.0040.00417.50
8.1.40.0070.00017.39
8.1.30.0000.00817.65
8.1.20.0030.00517.54
8.1.10.0070.00017.59
8.1.00.0000.00917.39
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0000.00718.43
8.0.270.0030.00317.29
8.0.260.0000.00617.24
8.0.250.0080.00017.00
8.0.240.0070.00016.99
8.0.230.0000.00716.99
8.0.220.0030.00317.00
8.0.210.0070.00016.93
8.0.200.0060.00017.01
8.0.190.0000.00816.95
8.0.180.0120.00016.94
8.0.170.0090.00016.88
8.0.160.0000.00716.98
8.0.150.0000.00716.71
8.0.140.0040.00416.73
8.0.130.0030.00313.38
8.0.120.0030.00616.89
8.0.110.0040.00416.89
8.0.100.0000.00716.90
8.0.90.0040.00416.87
8.0.80.0000.01516.88
8.0.70.0040.00416.75
8.0.60.0040.00416.76
8.0.50.0000.00816.89
8.0.30.0120.00916.93
8.0.20.0120.00717.40
8.0.10.0080.00016.88
8.0.00.0080.00916.87
7.4.330.0030.00315.14
7.4.320.0060.00016.40
7.4.300.0030.00316.60
7.4.290.0040.00416.55
7.4.280.0030.00316.48
7.4.270.0000.00716.61
7.4.260.0000.00716.59
7.4.250.0030.00316.55
7.4.240.0000.00716.42
7.4.230.0070.00016.29
7.4.220.0080.01216.61
7.4.210.0000.01416.59
7.4.200.0080.00016.24
7.4.160.0030.01316.57
7.4.150.0170.00317.40
7.4.140.0130.00817.86
7.4.130.0140.00616.55
7.4.120.0050.01216.56
7.4.110.0170.00016.60
7.4.100.0120.00616.49
7.4.90.0060.01216.39
7.4.80.0120.01219.39
7.4.70.0100.00616.65
7.4.60.0040.01216.57
7.4.50.0090.00016.53
7.4.40.0090.00616.73
7.4.30.0060.00916.73
7.4.00.0080.00815.10
7.3.330.0000.00513.22
7.3.320.0000.00513.22
7.3.310.0000.00816.34
7.3.300.0030.00316.24
7.3.290.0030.01016.39
7.3.280.0090.00916.42
7.3.270.0110.00717.40
7.3.260.0110.01516.39
7.3.250.0080.01216.48
7.3.240.0140.00316.37
7.3.230.0060.01216.62
7.3.210.0060.01616.67
7.3.200.0100.00619.39
7.3.190.0060.01216.57
7.3.180.0030.01316.29
7.3.170.0050.01716.39
7.3.160.0130.00316.45
7.3.120.0080.00014.65
7.2.330.0090.01216.36
7.2.320.0070.01016.52
7.2.310.0070.01016.58
7.2.300.0070.01016.62
7.2.290.0100.00716.41
7.2.60.0040.00816.90
7.2.00.0090.00919.23
7.1.200.0000.00715.58
7.1.100.0030.00918.11
7.1.70.0000.00717.09
7.1.60.0060.01919.70
7.1.50.0270.01034.72
7.1.00.0070.07022.28
7.0.200.0070.00016.82
7.0.140.0030.06722.04
7.0.60.0070.05019.93
7.0.50.0030.04317.88
7.0.40.0100.08320.20
7.0.30.0230.07320.16
7.0.20.0230.06019.99
7.0.10.0100.04320.12
7.0.00.0170.08019.99
5.6.280.0000.07321.09
5.6.210.0100.09020.56
5.6.200.0030.04018.12
5.6.190.0100.07020.43
5.6.180.0370.07020.57
5.6.170.0270.08020.38
5.6.160.0030.08320.50
5.6.150.0070.03718.14
5.6.140.0130.07018.11
5.6.130.0230.07018.08
5.6.120.0070.05021.01
5.6.110.0200.06321.13
5.6.100.0170.06320.96
5.6.90.0130.03320.97
5.6.80.0030.08720.38
5.5.350.0170.07320.43
5.5.340.0000.04718.02
5.5.330.0070.08320.40
5.5.320.0300.05720.36
5.5.310.0200.07020.30
5.5.300.0100.08017.98
5.5.290.0000.05718.01
5.5.280.0170.07320.89
5.5.270.0100.08720.77
5.5.260.0100.07720.72
5.5.250.0070.09020.54
5.5.240.4070.04320.27
5.4.450.0170.07319.25
5.4.440.0100.08019.50
5.4.430.0030.08019.50
5.4.420.0070.07719.50
5.4.410.0100.06719.38
5.4.400.0100.07018.92
5.4.390.0000.07719.00
5.4.380.0070.04319.08
5.4.370.0070.06018.80
5.4.360.0100.07718.79
5.4.350.0070.07719.18
5.4.340.0170.06319.17
5.4.320.0070.06719.18
5.4.310.0070.07719.18
5.4.300.0070.04718.77
5.4.290.0130.06319.17
5.4.280.0000.05718.92
5.4.270.0100.05019.07
5.4.260.0100.04018.78
5.4.250.0000.08718.80
5.4.240.0030.06319.00
5.4.230.0070.03719.17
5.4.220.0030.06719.07
5.4.210.0030.04719.17
5.4.200.0070.06719.07
5.4.190.0070.07019.10
5.4.180.0170.06718.78
5.4.170.0130.06319.14
5.4.160.0070.08019.12
5.4.150.0070.06318.89
5.4.140.0030.04716.49
5.4.130.0100.07316.36
5.4.120.0100.07316.25
5.4.110.0030.04016.30
5.4.100.0100.04316.34
5.4.90.0030.05016.27
5.4.80.0200.05716.39
5.4.70.0070.05316.22
5.4.60.0030.05016.18
5.4.50.0070.04716.33
5.4.40.0100.07016.21
5.4.30.0100.05016.25
5.4.20.0070.05716.26
5.4.10.0070.06716.31
5.4.00.0030.05715.73
5.3.290.0130.04014.56
5.3.280.0130.07014.61
5.3.270.0070.08314.70
5.3.260.0130.06714.55
5.3.250.0170.06014.53
5.3.240.0170.06314.54
5.3.230.0100.07714.55
5.3.220.0100.04714.46
5.3.210.0200.06314.45
5.3.200.0130.06714.54
5.3.190.0030.05014.44
5.3.180.0070.05014.46
5.3.170.0000.08314.44
5.3.160.0100.07014.46
5.3.150.0030.04714.50
5.3.140.0000.09014.64
5.3.130.0030.05314.42
5.3.120.0100.07314.43
5.3.110.0100.04014.52
5.3.100.0070.05313.96
5.3.90.0130.07013.99
5.3.80.0130.06713.96
5.3.70.0100.07014.03
5.3.60.0070.07313.93
5.3.50.0070.04713.92
5.3.40.0070.07014.03
5.3.30.0070.06313.73
5.3.20.0070.07013.71
5.3.10.0070.06013.47
5.3.00.0070.04013.59
5.2.170.0070.03011.04
5.2.160.0070.05711.08
5.2.150.0030.06011.29
5.2.140.0170.02311.13
5.2.130.0100.03711.08
5.2.120.0000.06711.11
5.2.110.0100.06011.03
5.2.100.0000.05711.11
5.2.90.0000.04311.11
5.2.80.0070.03310.95
5.2.70.0100.05710.91
5.2.60.0030.05711.01
5.2.50.0070.05711.00
5.2.40.0030.05010.98
5.2.30.0030.04710.90
5.2.20.0000.03310.78
5.2.10.0070.03011.01
5.2.00.0000.03310.73
5.1.60.0030.02710.03
5.1.50.0030.0239.83
5.1.40.0000.0239.95
5.1.30.0000.02710.36
5.1.20.0000.03310.36
5.1.10.0000.03010.07
5.1.00.0070.02310.11
5.0.50.0000.0209.18
5.0.40.0000.0209.18
5.0.30.0000.0339.18
5.0.20.0000.0209.18
5.0.10.0070.0179.18
5.0.00.0030.0339.18
4.4.90.0030.0379.18
4.4.80.0000.0179.18
4.4.70.0000.0179.18
4.4.60.0000.0179.18
4.4.50.0030.0139.18
4.4.40.0030.0209.18
4.4.30.0030.0139.18
4.4.20.0030.0139.18
4.4.10.0030.0139.18
4.4.00.0000.0239.18
4.3.110.0000.0179.18
4.3.100.0000.0139.18
4.3.90.0000.0139.18
4.3.80.0000.0239.18
4.3.70.0000.0179.18
4.3.60.0030.0179.18
4.3.50.0000.0139.18
4.3.40.0000.0239.18
4.3.30.0000.0139.18
4.3.20.0000.0179.18
4.3.10.0000.0179.18
4.3.00.0000.0139.18

preferences:
45.44 ms | 401 KiB | 5 Q