3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bits64 = 64; $N64 = 0xfffffffffffffffe; $result = -( bcpow(2, $bits64) - $N64 ); echo $result,"\n"; echo bcpow(2,$bits64) , "\n",$N64;

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)
8.3.70.0090.00616.48
8.3.60.0170.00318.43
8.3.50.0100.00722.03
8.3.40.0070.01418.85
8.3.30.0150.00818.92
8.3.20.0000.00820.34
8.3.10.0030.00622.09
8.3.00.0080.00022.26
8.2.190.0070.00716.58
8.2.180.0040.01116.50
8.2.170.0070.01022.96
8.2.160.0070.00719.27
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0060.01226.16
8.2.120.0050.00319.48
8.2.110.0040.00721.18
8.2.100.0090.00317.91
8.2.90.0080.00019.22
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0050.00318.05
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0050.00218.17
8.2.20.0030.00617.73
8.2.10.0000.00717.79
8.2.00.0000.00817.83
8.1.280.0140.00025.92
8.1.270.0080.00021.92
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00021.43
8.1.230.0090.00317.45
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0040.00817.35
8.1.190.0040.00417.23
8.1.180.0000.00918.71
8.1.170.0060.00318.55
8.1.160.0030.00522.13
8.1.150.0000.00718.61
8.1.140.0000.00717.38
8.1.130.0070.00017.80
8.1.120.0000.00717.36
8.1.110.0060.00317.28
8.1.100.0040.00417.45
8.1.90.0000.00717.35
8.1.80.0040.00417.35
8.1.70.0030.00317.35
8.1.60.0080.00017.40
8.1.50.0040.00417.43
8.1.40.0080.00017.43
8.1.30.0000.00717.44
8.1.20.0040.00417.41
8.1.10.0000.00817.55
8.1.00.0070.00317.37
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0040.00418.47
8.0.270.0050.00317.13
8.0.260.0030.00316.91
8.0.250.0030.00316.95
8.0.240.0030.00316.92
8.0.230.0000.00716.91
8.0.220.0000.00716.90
8.0.210.0030.00316.81
8.0.200.0000.00716.92
8.0.190.0040.00416.96
8.0.180.0080.00016.88
8.0.170.0070.00016.84
8.0.160.0070.00016.93
8.0.150.0080.00016.86
8.0.140.0040.00416.84
8.0.130.0060.00013.30
8.0.120.0030.00516.86
8.0.110.0000.00816.78
8.0.100.0000.00716.68
8.0.90.0040.00416.95
8.0.80.0150.00616.93
8.0.70.0040.00416.80
8.0.60.0050.00216.68
8.0.50.0000.00716.88
8.0.30.0110.00917.03
8.0.20.0090.00817.40
8.0.10.0040.00416.80
8.0.00.0100.00816.65
7.4.330.0020.00215.00
7.4.320.0060.00016.34
7.4.300.0060.00016.40
7.4.290.0000.00716.42
7.4.280.0050.00216.48
7.4.270.0020.00516.43
7.4.260.0040.00416.48
7.4.250.0050.00216.30
7.4.240.0030.00516.51
7.4.230.0030.00316.64
7.4.220.0120.00616.47
7.4.210.0060.00916.53
7.4.200.0000.00716.34
7.4.190.0000.00716.59
7.4.160.0070.01116.39
7.4.150.0090.00917.40
7.4.140.0110.00617.86
7.4.130.0110.00716.47
7.4.120.0120.00516.53
7.4.110.0100.00916.44
7.4.100.0150.00316.45
7.4.90.0080.00816.44
7.4.80.0130.00719.39
7.4.70.0130.01016.51
7.4.60.0090.00916.55
7.4.50.0080.00016.49
7.4.40.0100.00722.77
7.4.30.0100.00716.41
7.4.00.0050.01314.76
7.3.330.0000.00513.01
7.3.320.0030.00312.93
7.3.310.0040.00416.30
7.3.300.0040.00416.25
7.3.290.0080.00616.26
7.3.280.0080.00916.24
7.3.270.0170.00017.40
7.3.260.0050.02016.29
7.3.250.0110.00816.39
7.3.240.0000.01616.58
7.3.230.0130.00316.53
7.3.210.0100.00716.23
7.3.200.0110.00619.39
7.3.190.0030.01416.54
7.3.180.0080.00816.35
7.3.170.0120.00316.36
7.3.160.0070.01016.34
7.3.120.0070.00614.98
7.3.110.0090.00914.98
7.3.100.0090.00914.59
7.3.90.0030.01414.92
7.3.80.0110.00814.86
7.3.70.0060.00614.88
7.3.60.0070.00314.74
7.3.50.0070.00714.82
7.3.40.0070.01014.82
7.3.30.0080.00414.33
7.3.20.0030.01016.60
7.3.10.0000.01716.48
7.3.00.0030.01016.72
7.2.330.0080.00816.58
7.2.320.0110.01116.40
7.2.310.0070.01516.42
7.2.300.0030.01316.25
7.2.290.0070.01016.41
7.2.250.0040.01515.03
7.2.240.0070.00414.92
7.2.230.0070.01115.15
7.2.220.0040.00814.93
7.2.210.0000.01315.04
7.2.200.0170.00015.05
7.2.190.0040.00414.72
7.2.180.0160.00014.81
7.2.170.0100.00714.88
7.2.160.0070.00815.00
7.2.150.0060.00616.96
7.2.140.0090.00616.89
7.2.130.0090.00616.65
7.2.120.0040.00716.76
7.2.110.0070.00716.87
7.2.100.0000.01416.70
7.2.90.0030.01416.84
7.2.80.0000.01516.98
7.2.70.0070.01116.58
7.2.60.0110.00716.72
7.2.50.0070.01016.89
7.2.40.0030.01016.69
7.2.30.0030.01416.78
7.2.20.0110.00616.66
7.2.10.0100.00316.94
7.2.00.0060.00717.92
7.1.330.0070.01115.95
7.1.320.0000.01215.96
7.1.310.0040.00716.01
7.1.300.0070.00715.75
7.1.290.0060.01015.74
7.1.280.0000.01715.75
7.1.270.0040.00815.75
7.1.260.0000.01015.90
7.1.250.0070.00715.82
7.1.240.0080.00815.58
7.1.230.0000.00915.85
7.1.220.0100.00315.88
7.1.210.0080.00815.78
7.1.200.0050.00815.59
7.1.190.0060.00915.54
7.1.180.0070.00315.95
7.1.170.0070.00715.85
7.1.160.0040.00815.53
7.1.150.0000.01415.88
7.1.140.0070.01115.62
7.1.130.0040.00715.74
7.1.120.0060.00615.83
7.1.110.0070.00315.95
7.1.100.0080.01116.90
7.1.90.0100.00315.93
7.1.80.0060.00616.00
7.1.70.0050.00516.57
7.1.60.0110.00817.72
7.1.50.0030.01816.43
7.1.40.0030.00915.86
7.1.30.0000.01116.00
7.1.20.0100.00315.82
7.1.10.0070.00715.92
7.1.00.0040.03819.15
7.0.330.0030.01015.45
7.0.320.0030.01015.52
7.0.310.0070.00715.25
7.0.300.0000.01215.43
7.0.290.0110.00015.30
7.0.280.0040.00415.19
7.0.270.0120.00315.42
7.0.260.0030.00915.47
7.0.250.0030.00715.41
7.0.240.0030.00915.45
7.0.230.0080.00315.39
7.0.220.0000.01415.48
7.0.210.0060.00315.60
7.0.200.0050.00816.10
7.0.190.0030.01015.47
7.0.180.0070.00715.55
7.0.170.0050.00515.47
7.0.160.0090.00615.45
7.0.150.0030.01415.38
7.0.140.0080.03518.75
7.0.130.0040.01215.30
7.0.120.0070.00715.42
7.0.110.0120.00615.57
7.0.100.0170.03817.63
7.0.90.0160.03817.64
7.0.80.0080.04517.60
7.0.70.0240.04717.55
7.0.60.0200.04017.69
7.0.50.0250.04317.72
7.0.40.0030.04516.76
7.0.30.0090.04316.80
7.0.20.0070.04016.56
7.0.10.0060.04816.86
7.0.00.0130.03416.69
5.6.400.0110.00714.15
5.6.390.0070.00714.27
5.6.380.0100.00314.07
5.6.370.0000.00814.62
5.6.360.0030.01014.09
5.6.350.0030.01014.30
5.6.340.0080.00314.32
5.6.330.0030.01014.06
5.6.320.0070.01014.32
5.6.310.0030.00914.54
5.6.300.0060.00914.30
5.6.290.0110.00414.48
5.6.280.0070.03717.80
5.6.270.0090.00914.10
5.6.260.0040.00914.35
5.6.250.0000.04817.40
5.6.240.0050.04017.52
5.6.230.0030.05017.40
5.6.220.0030.04517.43
5.6.210.0100.03917.52
5.6.200.0050.02917.66
5.6.190.0070.04617.65
5.6.180.0040.04517.63
5.6.170.0050.04517.71
5.6.160.0120.03517.81
5.6.150.0020.04917.73
5.6.140.0100.04217.52
5.6.130.0120.03317.74
5.6.120.0070.04317.77
5.6.110.0080.03317.60
5.6.100.0130.04017.61
5.6.90.0060.04217.69
5.6.80.0070.04217.48
5.6.70.0050.04317.43
5.6.60.0000.04817.43
5.6.50.0110.04117.46
5.6.40.0070.02517.30
5.6.30.0070.04817.34
5.6.20.0080.03817.38
5.6.10.0110.02217.34
5.6.00.0050.02717.40
5.5.380.0070.04817.34
5.5.370.0110.03917.30
5.5.360.0050.02717.43
5.5.350.0080.04017.12
5.5.340.0080.03517.59
5.5.330.0050.04317.49
5.5.320.0070.04317.43
5.5.310.0070.04317.47
5.5.300.0140.03117.60
5.5.290.0030.03917.51
5.5.280.0070.04217.51
5.5.270.0030.04917.43
5.5.260.0130.03217.54
5.5.250.0070.04317.46
5.5.240.0070.04517.08
5.5.230.0080.04017.24
5.5.220.0070.04417.09
5.5.210.0100.04017.14
5.5.200.0070.04417.19
5.5.190.0120.04016.95
5.5.180.0060.04317.22
5.5.170.0080.00414.03
5.5.160.0060.04117.10
5.5.150.0080.04317.09
5.5.140.0080.03917.11
5.5.130.0040.03817.16
5.5.120.0070.04217.22
5.5.110.0030.03117.30
5.5.100.0050.04517.27
5.5.90.0110.03617.14
5.5.80.0050.03217.15
5.5.70.0070.04117.02
5.5.60.0000.04517.02
5.5.50.0100.02217.20
5.5.40.0100.03717.19
5.5.30.0070.04217.10
5.5.20.0020.04316.94
5.5.10.0020.04417.03
5.5.00.0080.04117.17
5.4.450.0020.04515.26
5.4.440.0040.04315.32
5.4.430.0090.03915.25
5.4.420.0120.03515.29
5.4.410.0020.03815.25
5.4.400.0060.04115.09
5.4.390.0090.04115.12
5.4.380.0080.03815.13
5.4.370.0040.04215.09
5.4.360.0100.03815.12
5.4.350.0050.04115.22
5.4.340.0060.04315.12
5.4.330.0040.00411.20
5.4.320.0070.02815.05
5.4.310.0030.04915.02
5.4.300.0050.04115.12
5.4.290.0120.03515.11
5.4.280.0090.03815.08
5.4.270.0060.03815.17
5.4.260.0070.03715.05
5.4.250.0070.04014.99
5.4.240.0050.04115.15
5.4.230.0130.02515.08
5.4.220.0060.03815.10
5.4.210.0050.03815.01
5.4.200.0080.03715.17
5.4.190.0030.03315.16
5.4.180.0010.04115.12
5.4.170.0070.03815.09
5.4.160.0100.03315.08
5.4.150.0070.04215.15
5.4.140.0050.02313.64
5.4.130.0030.03613.74
5.4.120.0050.04013.76
5.4.110.0090.03513.79
5.4.100.0100.03013.77
5.4.90.0030.04213.82
5.4.80.0070.03913.75
5.4.70.0070.04013.70
5.4.60.0080.02813.75
5.4.50.0080.03613.83
5.4.40.0050.04013.75
5.4.30.0070.03513.80
5.4.20.0030.03513.77
5.4.10.0050.02513.74
5.4.00.0050.03713.44
5.3.290.0080.04212.91
5.3.280.0020.03712.83
5.3.270.0080.04012.90
5.3.260.0070.04012.88
5.3.250.0050.03512.89
5.3.240.0070.03712.88
5.3.230.0030.04312.89
5.3.220.0050.03512.81
5.3.210.0030.04312.88
5.3.200.0090.03712.82
5.3.190.0100.03512.88
5.3.180.0030.04512.85
5.3.170.0070.03012.84
5.3.160.0090.03312.82
5.3.150.0110.03412.88
5.3.140.0080.03712.79
5.3.130.0030.04312.81
5.3.120.0030.04612.86
5.3.110.0030.04512.84
5.3.100.0050.04712.57
5.3.90.0000.04512.53
5.3.80.0060.02212.56
5.3.70.0070.03712.58
5.3.60.0050.04212.56
5.3.50.0030.03912.46
5.3.40.0050.03712.50
5.3.30.0070.03812.52
5.3.20.0070.02212.45
5.3.10.0030.02912.42
5.3.00.0030.03312.42
5.2.170.0030.06312.18
5.2.160.0030.06012.18
5.2.150.0100.05712.18
5.2.140.0030.05312.18
5.2.130.0030.06012.18
5.2.120.0100.05712.18
5.2.110.0030.06012.18
5.2.100.0000.06312.18
5.2.90.0070.06012.18
5.2.80.0130.05712.18
5.2.70.0030.06012.18
5.2.60.0070.05712.18
5.2.50.0070.04712.18
5.2.40.0030.06312.18
5.2.30.0000.05312.18
5.2.20.0030.06012.18
5.2.10.0030.06012.18
5.2.00.0100.05312.18
5.1.60.0000.06012.18
5.1.50.0100.04012.18
5.1.40.0100.04312.18
5.1.30.0070.05312.18
5.1.20.0100.02712.18
5.1.10.0100.05312.18
5.1.00.0030.05012.18
5.0.50.0070.04312.18
5.0.40.0130.03712.18
5.0.30.0000.06712.18
5.0.20.0030.04312.18
5.0.10.0000.04712.18
5.0.00.0030.06012.18
4.4.90.0100.02312.18
4.4.80.0070.03012.18
4.4.70.0130.02712.18
4.4.60.0000.03712.18
4.4.50.0000.03712.18
4.4.40.0130.04312.18
4.4.30.0000.03012.18
4.4.20.0030.03712.18
4.4.10.0000.04012.18
4.4.00.0030.03712.18
4.3.110.0030.02012.18
4.3.100.0070.03012.18
4.3.90.0000.03312.18
4.3.80.0100.04712.18
4.3.70.0030.02012.18
4.3.60.0070.03012.18
4.3.50.0000.03712.18
4.3.40.0000.04012.18
4.3.30.0000.03712.18
4.3.20.0030.03312.18
4.3.10.0000.02012.18
4.3.00.0000.03712.18

preferences:
40.39 ms | 401 KiB | 5 Q