3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num = base_convert("ffffffffffffffff",16,2); $arr = str_split($num); for ($i=0,$max = count($arr)-1; $i <=$max; $i++) { $arr[$i] = ($arr[$i] == '1')? '0' : '1'; } $str = join('',$arr); $converted = base_convert($str,2,10); $result = bcadd($converted, 1); var_dump(-$result);

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)
8.3.60.0170.00318.32
8.3.50.0160.00322.11
8.3.40.0100.00718.75
8.3.30.0040.01119.02
8.3.20.0150.00019.08
8.3.10.0080.00020.85
8.3.00.0070.00021.89
8.2.180.0110.01116.75
8.2.170.0070.01422.96
8.2.160.0080.00620.35
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0090.00019.48
8.2.110.0100.00321.19
8.2.100.0080.00418.00
8.2.90.0000.00919.52
8.2.80.0110.00018.05
8.2.70.0060.00617.61
8.2.60.0040.00418.30
8.2.50.0000.00818.07
8.2.40.0040.00418.47
8.2.30.0040.00420.00
8.2.20.0020.00517.86
8.2.10.0040.00417.98
8.2.00.0080.00417.81
8.1.280.0120.00625.92
8.1.270.0060.00323.99
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0060.00620.74
8.1.230.0030.00720.99
8.1.220.0000.00818.77
8.1.210.0030.00518.97
8.1.200.0030.00617.48
8.1.190.0040.00417.66
8.1.180.0000.00818.10
8.1.170.0050.00318.78
8.1.160.0000.00819.04
8.1.150.0000.00918.71
8.1.140.0040.00417.59
8.1.130.0070.00017.86
8.1.120.0000.00717.69
8.1.110.0050.00217.56
8.1.100.0040.00417.59
8.1.90.0020.00517.61
8.1.80.0070.00017.58
8.1.70.0000.00717.58
8.1.60.0070.00717.78
8.1.50.0040.00417.63
8.1.40.0040.00417.61
8.1.30.0040.00417.75
8.1.20.0000.00817.82
8.1.10.0000.00717.75
8.1.00.0070.00017.52
8.0.300.0040.00420.16
8.0.290.0040.00416.88
8.0.280.0030.00318.62
8.0.270.0030.00317.35
8.0.260.0030.00316.91
8.0.250.0000.00717.03
8.0.240.0090.00017.11
8.0.230.0040.00417.02
8.0.220.0000.00716.90
8.0.210.0000.00717.00
8.0.200.0050.00216.99
8.0.190.0000.00817.05
8.0.180.0040.00417.03
8.0.170.0000.00817.04
8.0.160.0000.00717.06
8.0.150.0000.00716.98
8.0.140.0040.00417.04
8.0.130.0000.00713.50
8.0.120.0050.00316.98
8.0.110.0000.00717.08
8.0.100.0040.00417.14
8.0.90.0080.00017.14
8.0.80.0100.01417.04
8.0.70.0030.00517.10
8.0.60.0000.00916.90
8.0.50.0080.00016.91
8.0.30.0110.00817.32
8.0.20.0080.00917.40
8.0.10.0000.00717.19
8.0.00.0090.00817.04
7.4.330.0000.00515.04
7.4.320.0030.00316.70
7.4.300.0030.00316.62
7.4.290.0060.00016.65
7.4.280.0050.00316.55
7.4.270.0000.00716.65
7.4.260.0050.00013.37
7.4.250.0000.00716.59
7.4.240.0050.00316.66
7.4.230.0000.00716.79
7.4.220.0030.01316.60
7.4.210.0100.00616.72
7.4.200.0030.00316.72
7.4.190.0070.00016.81
7.4.160.0070.01016.49
7.4.150.0120.00617.40
7.4.140.0060.01017.86
7.4.130.0080.01016.68
7.4.120.0110.00616.65
7.4.110.0100.00716.61
7.4.100.0150.00616.63
7.4.90.0110.00716.64
7.4.80.0130.00719.04
7.4.70.0070.01016.78
7.4.60.0100.00716.62
7.4.50.0040.00416.71
7.4.40.0080.00322.27
7.4.30.0140.01116.77
7.4.00.0050.01315.06
7.3.330.0050.00013.53
7.3.320.0030.00313.25
7.3.310.0040.00416.34
7.3.300.0060.00016.39
7.3.290.0080.00716.47
7.3.280.0120.00416.52
7.3.270.0130.00617.40
7.3.260.0080.01018.24
7.3.250.0130.01016.81
7.3.240.0070.01416.46
7.3.230.0140.00716.45
7.3.210.0000.01616.52
7.3.200.0100.01019.39
7.3.190.0090.01416.70
7.3.180.0030.01816.79
7.3.170.0130.00316.73
7.3.160.0070.01016.47
7.3.120.0050.01115.09
7.3.110.0060.01214.80
7.3.100.0080.01214.83
7.3.90.0060.01315.18
7.3.80.0060.00915.14
7.3.70.0040.00814.77
7.3.60.0040.01114.81
7.3.50.0090.00914.73
7.3.40.0000.00914.91
7.3.30.0030.00914.96
7.3.20.0000.01416.75
7.3.10.0030.01216.78
7.3.00.0070.00816.71
7.2.330.0120.01216.94
7.2.320.0090.00916.48
7.2.310.0140.01016.93
7.2.300.0120.00916.58
7.2.290.0100.00716.73
7.2.250.0090.00915.15
7.2.240.0040.01415.06
7.2.230.0030.01315.09
7.2.220.0100.00715.33
7.2.210.0040.01115.15
7.2.200.0120.00015.15
7.2.190.0070.01015.23
7.2.180.0040.00715.16
7.2.170.0030.00615.22
7.2.130.0030.01016.99
7.2.120.0070.01016.82
7.2.110.0130.00316.89
7.2.100.0030.00716.94
7.2.90.0080.00816.87
7.2.80.0100.00316.86
7.2.70.0030.00717.13
7.2.60.0070.00717.08
7.2.50.0120.00317.01
7.2.40.0060.00917.18
7.2.30.0110.00716.82
7.2.20.0060.00917.26
7.2.10.0080.00416.86
7.2.00.0120.00316.91
7.1.330.0030.01016.03
7.1.320.0110.00416.06
7.1.310.0070.00715.72
7.1.300.0000.01716.03
7.1.290.0060.00616.13
7.1.280.0070.00715.99
7.1.270.0070.00715.84
7.1.260.0000.01416.06
7.1.250.0140.00316.07
7.1.200.0000.01115.81
7.1.70.0030.00517.41
7.1.60.0070.01619.40
7.1.50.0030.01717.16
7.1.00.0000.03722.34
7.0.200.0030.00317.10
7.0.140.0070.07022.28
7.0.60.0130.07320.07
7.0.50.0100.05017.98
7.0.40.0000.04720.11
7.0.30.0200.03720.23
7.0.20.0270.07720.42
7.0.10.0070.08720.15
7.0.00.0100.07720.28
5.6.280.0030.07321.00
5.6.210.0070.03720.74
5.6.200.0070.07718.32
5.6.190.0030.08320.63
5.6.180.0270.05020.64
5.6.170.0300.07720.63
5.6.160.0070.07720.46
5.6.150.0070.08318.35
5.6.140.0070.07018.27
5.6.130.0070.07718.33
5.6.120.0070.05321.22
5.6.110.0030.04021.06
5.6.100.0100.03321.15
5.6.90.0130.08321.13
5.6.80.0100.07720.46
5.5.350.0100.04020.60
5.5.340.0070.06318.14
5.5.330.0130.08020.63
5.5.320.0230.05320.36
5.5.310.0330.04720.40
5.5.300.0130.08018.04
5.5.290.0070.07718.14
5.5.280.0030.04320.96
5.5.270.0000.05021.02
5.5.260.0230.05320.86
5.5.250.0070.04320.75
5.5.240.0170.06020.36
5.4.450.0070.04719.54
5.4.440.0030.06019.53
5.4.430.0030.04719.56
5.4.420.0000.06019.52
5.4.410.0100.06719.32
5.4.400.0100.03719.15
5.4.390.0000.06319.13
5.4.380.0170.07018.98
5.4.370.0130.07318.85
5.4.360.0070.04318.98
5.4.350.0070.08019.14
5.4.340.0130.05019.24
5.4.320.0100.08319.21
5.4.310.0030.04719.24
5.4.300.0070.05719.20
5.4.290.0030.05019.12
5.4.280.0130.07019.12
5.4.270.0070.07718.85
5.4.260.0030.04018.87
5.4.250.0030.04019.23
5.4.240.0000.04019.16
5.4.230.0030.03719.14
5.4.220.0100.05019.19
5.4.210.0070.04019.20
5.4.200.0100.06019.23
5.4.190.0070.04719.19
5.4.180.0030.05319.23
5.4.170.0130.07318.84
5.4.160.0070.04019.21
5.4.150.0070.06319.18
5.4.140.0170.05016.31
5.4.130.0100.06316.41
5.4.120.0070.07716.39
5.4.110.0100.05716.46
5.4.100.0070.07716.43
5.4.90.0070.07316.32
5.4.80.0100.07016.41
5.4.70.0000.06716.41
5.4.60.0170.05016.46
5.4.50.0070.04016.33
5.4.40.0130.07016.39
5.4.30.0100.05016.33
5.4.20.0030.04016.29
5.4.10.0070.04016.42
5.4.00.0100.04015.78
5.3.290.0030.06314.46
5.3.280.0130.03314.53
5.3.270.0130.07314.57
5.3.260.0030.04714.70
5.3.250.0070.04314.51
5.3.240.0030.07714.54
5.3.230.0030.07714.55
5.3.220.0100.06714.66
5.3.210.0070.08014.56
5.3.200.0070.07314.52
5.3.190.0100.05714.55
5.3.180.0070.07314.53
5.3.170.0100.05314.50
5.3.160.0030.05014.50
5.3.150.0130.05714.49
5.3.140.0130.05314.50
5.3.130.0030.08014.54
5.3.120.0030.06314.45
5.3.110.0100.07014.52
5.3.100.0070.07713.98
5.3.90.0030.05013.82
5.3.80.0030.03713.98
5.3.70.0130.06313.98
5.3.60.0000.04713.96
5.3.50.0030.04013.93
5.3.40.0000.04013.90
5.3.30.0070.03013.86
5.3.20.0030.03313.63
5.3.10.0070.03313.61
5.3.00.0030.03313.46
5.2.170.0000.03311.00
5.2.160.0030.04011.16
5.2.150.0000.03011.01
5.2.140.0100.02311.05
5.2.130.0070.02311.12
5.2.120.0030.03011.05
5.2.110.0070.02311.05
5.2.100.0070.02311.02
5.2.90.0030.02711.05
5.2.80.0030.03010.93
5.2.70.0000.03011.09
5.2.60.0000.03711.05
5.2.50.0000.03011.02
5.2.40.0030.03010.90
5.2.30.0070.02710.87
5.2.20.0000.03310.79
5.2.10.0070.02710.86
5.2.00.0030.02710.78
5.1.60.0000.0279.98
5.1.50.0030.02310.08
5.1.40.0100.02010.02
5.1.30.0070.02010.30
5.1.20.0000.02710.39
5.1.10.0000.02710.14
5.1.00.0070.0239.98
5.0.50.0030.0208.59
5.0.40.0030.0208.43
5.0.30.0000.0308.30
5.0.20.0030.0178.32
5.0.10.0000.0238.30
5.0.00.0000.0338.30
4.4.90.0030.0138.30
4.4.80.0030.0138.30
4.4.70.0030.0178.30
4.4.60.0070.0108.30
4.4.50.0030.0178.30
4.4.40.0000.0238.30
4.4.30.0000.0178.30
4.4.20.0000.0178.30
4.4.10.0000.0178.30
4.4.00.0000.0238.30
4.3.110.0000.0178.30
4.3.100.0000.0178.30
4.3.90.0000.0178.30
4.3.80.0000.0278.30
4.3.70.0000.0178.30
4.3.60.0030.0138.30
4.3.50.0030.0178.30
4.3.40.0000.0238.30
4.3.30.0000.0138.30
4.3.20.0000.0178.30
4.3.10.0000.0178.30
4.3.00.0000.0138.30

preferences:
45.57 ms | 401 KiB | 5 Q