3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0x80; var_dump(base_convert(0x80,16,10)); $converted_a = base_convert($a, 16, 2); var_dump($converted_a); $b = ~$a; // -$a -1 or -297 $converted_b = base_convert($b, 16, 2); printf("%b", $converted_b); echo "\n";

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)
8.3.60.0100.00718.41
8.3.50.0080.01021.20
8.3.40.0140.00018.84
8.3.30.0070.00720.28
8.3.20.0040.00420.16
8.3.10.0000.00822.09
8.3.00.0040.00422.51
8.2.180.0110.00416.34
8.2.170.0070.00722.96
8.2.160.0160.00322.14
8.2.150.0090.00024.18
8.2.140.0090.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00420.82
8.2.110.0030.00622.00
8.2.100.0000.01117.72
8.2.90.0030.00619.15
8.2.80.0050.00319.28
8.2.70.0000.00917.50
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0050.00318.16
8.2.30.0070.00019.50
8.2.20.0040.00417.60
8.2.10.0040.00417.75
8.2.00.0030.00617.58
8.1.280.0070.00725.92
8.1.270.0080.00023.99
8.1.260.0030.00526.35
8.1.250.0050.00328.09
8.1.240.0080.00023.92
8.1.230.0040.00719.12
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00417.23
8.1.190.0000.00717.53
8.1.180.0000.00818.10
8.1.170.0080.00018.53
8.1.160.0060.00318.87
8.1.150.0080.00018.45
8.1.140.0080.00017.39
8.1.130.0030.00317.82
8.1.120.0000.00717.46
8.1.110.0000.00717.37
8.1.100.0030.00517.36
8.1.90.0080.00017.40
8.1.80.0040.00417.28
8.1.70.0070.00017.28
8.1.60.0030.00617.40
8.1.50.0000.00817.49
8.1.40.0060.00617.44
8.1.30.0040.00417.43
8.1.20.0050.00317.55
8.1.10.0000.00717.51
8.1.00.0000.00717.46
8.0.300.0040.00418.77
8.0.290.0040.00416.80
8.0.280.0040.00418.44
8.0.270.0000.00817.11
8.0.260.0060.00016.93
8.0.250.0000.00716.94
8.0.240.0080.00016.98
8.0.230.0000.00816.92
8.0.220.0050.00316.91
8.0.210.0030.00316.91
8.0.200.0030.00317.01
8.0.190.0060.00316.79
8.0.180.0040.00416.81
8.0.170.0030.00516.83
8.0.160.0000.00716.75
8.0.150.0040.00416.83
8.0.140.0000.01016.83
8.0.130.0050.00013.38
8.0.120.0040.00416.82
8.0.110.0040.00416.79
8.0.100.0070.00016.70
8.0.90.0070.00016.69
8.0.80.0060.01316.82
8.0.70.0070.00016.93
8.0.60.0000.00716.79
8.0.50.0050.00216.89
8.0.30.0100.00817.10
8.0.20.0170.00817.40
8.0.10.0000.00817.12
8.0.00.0150.00516.64
7.4.330.0020.00216.84
7.4.320.0030.00316.49
7.4.300.0030.00316.58
7.4.290.0050.00216.40
7.4.280.0000.00816.50
7.4.270.0030.00316.51
7.4.260.0030.00313.21
7.4.250.0000.00716.56
7.4.240.0050.00216.52
7.4.230.0030.00316.34
7.4.220.0110.00616.45
7.4.210.0070.00816.60
7.4.200.0000.00716.59
7.4.190.0000.00716.59
7.4.160.0060.00916.47
7.4.150.0120.00917.40
7.4.140.0160.00817.86
7.4.130.0130.00316.51
7.4.120.0100.00816.43
7.4.110.0080.00816.59
7.4.100.0070.01116.59
7.4.90.0070.01016.76
7.4.80.0140.01119.39
7.4.70.0090.00816.53
7.4.60.0050.01116.47
7.4.50.0000.00716.45
7.4.40.0090.00622.77
7.4.30.0090.00616.41
7.4.00.0100.00615.02
7.3.330.0000.00513.06
7.3.320.0070.00012.89
7.3.310.0000.00716.01
7.3.300.0000.00616.14
7.3.290.0030.01016.23
7.3.280.0140.00416.14
7.3.270.0120.00817.40
7.3.260.0070.01016.38
7.3.250.0090.01116.25
7.3.240.0030.01316.28
7.3.230.0060.01016.39
7.3.210.0060.01316.37
7.3.200.0080.00819.39
7.3.190.0090.01016.06
7.3.180.0130.00316.24
7.3.170.0090.00616.27
7.3.160.0070.00716.22
7.3.120.0000.01314.99
7.2.330.0090.01316.71
7.2.320.0090.01216.69
7.2.310.0060.01216.61
7.2.300.0070.01616.77
7.2.290.0090.00616.34
7.2.60.0030.01016.86
7.1.200.0060.00615.83
7.1.100.0030.00918.17
7.1.70.0040.01116.95
7.1.60.0070.01119.17
7.1.50.0120.00616.86
7.1.00.0000.03722.33
7.0.200.0030.00516.87
7.0.140.0030.07022.08
7.0.60.0030.05320.04
7.0.50.0070.06717.80
7.0.40.0070.08720.27
7.0.30.0270.07320.09
7.0.20.0170.04020.29
7.0.10.0100.03720.04
7.0.00.0100.08720.16
5.6.280.0030.07320.77
5.6.210.0070.05720.62
5.6.200.0070.07318.12
5.6.190.0000.06720.35
5.6.180.3800.03720.21
5.6.170.0170.04020.53
5.6.160.0030.05320.48
5.6.150.0100.07718.18
5.6.140.0070.07018.20
5.6.130.0030.05718.16
5.6.120.0130.07720.96
5.6.110.0170.07720.86
5.6.100.0000.04720.98
5.6.90.0030.04320.97
5.6.80.0030.08720.40
5.5.350.0300.07720.38
5.5.340.0130.03717.91
5.5.330.0100.03720.23
5.5.320.0330.07320.17
5.5.310.0230.05020.45
5.5.300.0070.03717.99
5.5.290.0030.05718.01
5.5.280.0000.07720.64
5.5.270.0130.08020.72
5.5.260.0030.08720.86
5.5.250.0170.06320.68
5.5.240.0070.08020.28
5.4.450.0100.03019.57
5.4.440.0130.05719.39
5.4.430.0000.06019.45
5.4.420.0070.03019.57
5.4.410.0000.03719.43
5.4.400.0170.03019.08
5.4.390.0370.02719.08
5.4.380.0130.04019.06
5.4.370.0170.03718.91
5.4.360.0200.03319.13
5.4.350.0170.03719.24
5.4.340.0200.05719.06
5.4.320.0270.07318.95
5.4.310.0200.04319.09
5.4.300.0230.07018.91
5.4.290.0170.04718.93
5.4.280.0300.05019.08
5.4.270.0300.05718.80
5.4.260.0300.05018.92
5.4.250.0300.05018.92
5.4.240.0230.07719.08
5.4.230.0230.07719.07
5.4.220.0200.07718.91
5.4.210.0300.07019.07
5.4.200.0330.04318.79
5.4.190.0230.03719.09
5.4.180.0230.07719.05
5.4.170.0300.07319.17
5.4.160.0270.04019.03
5.4.150.0200.06019.14
5.4.140.0300.05316.26
5.4.130.0370.06016.16
5.4.120.0330.06016.25
5.4.110.0230.06016.49
5.4.100.0200.04716.19
5.4.90.0270.04016.40
5.4.80.0300.06716.21
5.4.70.0270.06316.23
5.4.60.0270.05716.04
5.4.50.0230.05316.47
5.4.40.0270.06716.40
5.4.30.0200.04016.16
5.4.20.0170.04716.41
5.4.10.0170.06716.31
5.4.00.0200.03715.76
5.3.290.0170.04314.62
5.3.280.0170.04714.43
5.3.270.0330.06014.45
5.3.260.0300.06714.58
5.3.250.0330.06314.46
5.3.240.0230.05014.45
5.3.230.0400.06314.58
5.3.220.0200.06014.47
5.3.210.0230.07314.50
5.3.200.0530.04014.41
5.3.190.0270.07314.65
5.3.180.0300.04314.65
5.3.170.0330.07314.43
5.3.160.0370.06014.42
5.3.150.0430.05714.54
5.3.140.0300.06014.43
5.3.130.0230.07314.38
5.3.120.0200.07714.53
5.3.110.0270.05314.53
5.3.100.0230.03013.98
5.3.90.0170.04013.89
5.3.80.0200.07314.00
5.3.70.0230.03313.95
5.3.60.0200.05013.93
5.3.50.0200.03713.88
5.3.40.0330.06013.89
5.3.30.0230.03714.00
5.3.20.0230.03313.64
5.3.10.0200.03313.50
5.3.00.0230.07013.59
5.2.170.0200.03012.10
5.2.160.0200.06012.10
5.2.150.0130.05712.10
5.2.140.0300.05012.10
5.2.130.0170.03012.10
5.2.120.0170.03712.10
5.2.110.0130.03312.10
5.2.100.0270.05012.10
5.2.90.0230.05312.10
5.2.80.0170.06012.10
5.2.70.0170.03012.10
5.2.60.0200.05312.10
5.2.50.0170.05012.10
5.2.40.0130.05012.10
5.2.30.0170.06012.10
5.2.20.0130.03312.10
5.2.10.0130.02712.10
5.2.00.0100.03312.10
5.1.60.0130.03012.10
5.1.50.0230.01712.10
5.1.40.0170.02012.10
5.1.30.0200.02012.10
5.1.20.0200.04712.10
5.1.10.0230.05012.10
5.1.00.0170.05012.10
5.0.50.0170.02712.10
5.0.40.0070.04712.10
5.0.30.0130.06712.10
5.0.20.0070.03312.10
5.0.10.0000.03012.10
5.0.00.0100.06012.10
4.4.90.0070.01712.10
4.4.80.0130.03012.10
4.4.70.0070.02012.10
4.4.60.0100.02312.10
4.4.50.0030.02012.10
4.4.40.0100.02312.10
4.4.30.0070.01312.10
4.4.20.0030.04012.10
4.4.10.0130.03312.10
4.4.00.0030.03712.10
4.3.110.0100.01712.10
4.3.100.0130.02712.10
4.3.90.0070.02712.10
4.3.80.0170.04312.10
4.3.70.0070.02712.10
4.3.60.0030.01712.10
4.3.50.0070.01712.10
4.3.40.0070.05312.10
4.3.30.0000.03012.10
4.3.20.0030.03712.10
4.3.10.0030.02312.10
4.3.00.0100.01712.10

preferences:
46.47 ms | 401 KiB | 5 Q