3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bits = 64; $N = 0xfffffffffffffffe; var_dump( -( pow(2, $bits) - $N ) ); // -2

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)
8.3.40.0110.00418.85
8.3.30.0110.00419.22
8.3.20.0000.00820.29
8.3.10.0040.00422.34
8.3.00.0040.00422.77
8.2.170.0140.00022.96
8.2.160.0060.00821.02
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0050.00319.38
8.2.110.0030.00622.44
8.2.100.0060.00618.03
8.2.90.0060.00319.47
8.2.80.0000.00818.15
8.2.70.0090.00017.88
8.2.60.0070.00318.29
8.2.50.0040.00418.07
8.2.40.0000.00818.28
8.2.30.0040.00418.27
8.2.20.0040.00417.98
8.2.10.0070.00017.93
8.2.00.0040.00417.95
8.1.270.0030.00524.09
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0070.00324.07
8.1.230.0000.01219.35
8.1.220.0000.00817.91
8.1.210.0060.00318.77
8.1.200.0000.00917.60
8.1.190.0040.00417.66
8.1.180.0080.00018.10
8.1.170.0050.00318.77
8.1.160.0050.00222.20
8.1.150.0050.00218.82
8.1.140.0080.00017.53
8.1.130.0050.00217.89
8.1.120.0040.00417.68
8.1.110.0040.00417.63
8.1.100.0000.00717.63
8.1.90.0030.00317.51
8.1.80.0030.00417.57
8.1.70.0030.00317.42
8.1.60.0060.00317.71
8.1.50.0000.00717.73
8.1.40.0000.00917.48
8.1.30.0000.00917.73
8.1.20.0040.00417.82
8.1.10.0040.00417.66
8.1.00.0050.00217.66
8.0.300.0040.00418.77
8.0.290.0000.00717.43
8.0.280.0080.00018.55
8.0.270.0040.00417.50
8.0.260.0050.00317.08
8.0.250.0030.00317.09
8.0.240.0070.00017.22
8.0.230.0000.00717.10
8.0.220.0000.00717.11
8.0.210.0070.00016.94
8.0.200.0000.00717.13
8.0.190.0040.00417.11
8.0.180.0090.00017.09
8.0.170.0000.00817.02
8.0.160.0040.00417.05
8.0.150.0000.00717.00
8.0.140.0080.00016.92
8.0.130.0000.00513.54
8.0.120.0000.00717.01
8.0.110.0000.00817.11
8.0.100.0070.00017.06
8.0.90.0000.00716.91
8.0.80.0100.00717.00
8.0.70.0050.00317.08
8.0.60.0040.00416.99
8.0.50.0070.00016.88
8.0.30.0100.00917.23
8.0.20.0130.01017.44
8.0.10.0000.00717.11
8.0.00.0090.00816.80
7.4.330.0050.00015.33
7.4.320.0070.00016.76
7.4.300.0030.00316.73
7.4.290.0070.00016.65
7.4.280.0020.00616.66
7.4.270.0030.00316.67
7.4.260.0070.00316.74
7.4.250.0000.00716.73
7.4.240.0020.00516.72
7.4.230.0050.00316.80
7.4.220.0110.01416.50
7.4.210.0080.00616.63
7.4.200.0050.00316.54
7.4.190.0050.00216.90
7.4.160.0110.00816.71
7.4.150.0160.00317.40
7.4.140.0110.00817.86
7.4.130.0080.00916.48
7.4.120.0140.00316.55
7.4.110.0120.00616.75
7.4.100.0090.01216.47
7.4.90.0100.00716.61
7.4.80.0050.01119.39
7.4.70.0030.01316.71
7.4.60.0040.01316.45
7.4.50.0040.00416.42
7.4.40.0110.00422.77
7.4.30.0090.00916.59
7.4.00.0100.00314.94
7.3.330.0030.00313.43
7.3.320.0000.00513.36
7.3.310.0050.00216.38
7.3.300.0000.00716.52
7.3.290.0060.00916.45
7.3.280.0090.00716.40
7.3.270.0100.01717.40
7.3.260.0120.00616.45
7.3.250.0070.01116.57
7.3.240.0070.01116.56
7.3.230.0070.01016.45
7.3.210.0100.00716.53
7.3.200.0120.00619.39
7.3.190.0080.00816.49
7.3.180.0060.01016.28
7.3.170.0060.00916.55
7.3.160.0070.01416.33
7.3.120.0000.01415.00
7.3.10.0090.00616.38
7.3.00.0100.00916.46
7.2.330.0060.01116.64
7.2.320.0030.01316.76
7.2.310.0130.00316.76
7.2.300.0110.00816.69
7.2.290.0130.00316.48
7.2.130.0140.00916.69
7.2.120.0100.01016.46
7.2.110.0090.00816.64
7.2.100.0110.01016.61
7.2.90.0130.00716.71
7.2.80.0150.00716.63
7.2.70.0080.01216.50
7.2.60.0090.00616.57
7.2.50.0150.00616.73
7.2.40.0120.00716.60
7.2.30.0130.01016.55
7.2.20.0110.00916.47
7.2.10.0130.00716.67
7.2.00.0110.00817.36
7.1.250.0140.00615.60
7.1.200.0090.00315.88
7.1.100.0030.01018.07
7.1.70.0040.00717.25
7.1.60.0100.00619.82
7.1.50.0100.01417.00
7.1.00.0030.07722.63
7.0.200.0070.00316.84
7.0.140.0070.07022.33
7.0.100.0100.08020.32
7.0.90.0130.07020.30
7.0.80.0070.08020.10
7.0.70.0130.04320.06
7.0.60.0000.08720.20
7.0.50.0230.04020.34
7.0.40.0030.04320.18
7.0.30.0100.04320.31
7.0.20.0030.04320.34
7.0.10.0100.05020.22
7.0.00.0070.07320.28
5.6.280.0030.07321.05
5.6.250.0170.06720.75
5.6.240.0100.07320.79
5.6.230.0170.06020.59
5.6.220.0100.07320.88
5.6.210.0100.07720.71
5.6.200.0070.04321.24
5.6.190.0000.05721.16
5.6.180.0100.07321.29
5.6.170.0030.04021.21
5.6.160.0000.07721.13
5.6.150.0070.05021.07
5.6.140.0030.04321.10
5.6.130.0030.06321.05
5.6.120.0070.08321.20
5.6.110.0070.04021.11
5.6.100.0070.04321.25
5.6.90.0000.06321.01
5.6.80.0000.04320.53
5.6.70.0070.03720.61
5.6.60.0100.06320.39
5.6.50.0100.04720.64
5.6.40.0030.04020.48
5.6.30.0000.04320.53
5.6.20.0030.04020.56
5.6.10.0030.05020.38
5.6.00.0030.03720.44
5.5.380.0070.05020.50
5.5.370.0170.07320.52
5.5.360.0100.07720.64
5.5.350.0070.08720.47
5.5.340.0030.04720.96
5.5.330.0100.04321.06
5.5.320.0000.04020.96
5.5.310.0130.04721.01
5.5.300.0000.04320.99
5.5.290.0000.08020.81
5.5.280.0030.04020.92
5.5.270.0070.06320.86
5.5.260.0000.04321.00
5.5.250.0070.04020.66
5.5.240.0070.03720.43
5.5.230.0030.03720.30
5.5.220.0070.06320.35
5.5.210.0070.07720.43
5.5.200.0070.03320.32
5.5.190.0070.06320.40
5.5.180.0000.04720.27
5.5.160.0030.04320.42
5.5.150.0100.05320.13
5.5.140.0000.04320.38
5.5.130.0030.08020.18
5.5.120.0130.05320.36
5.5.110.0070.08720.43
5.5.100.0070.08320.25
5.5.90.0170.06720.14
5.5.80.0130.03720.20
5.5.70.0030.07320.25
5.5.60.0100.07320.14
5.5.50.0170.07020.18
5.5.40.0030.07020.14
5.5.30.0070.07720.22
5.5.20.0070.05020.14
5.5.10.0100.07020.21
5.5.00.0070.07020.14
5.4.450.0130.03019.40
5.4.440.0100.03319.54
5.4.430.0070.03319.26
5.4.420.0100.03719.55
5.4.410.0000.04319.36
5.4.400.0030.03319.05
5.4.390.0030.03719.03
5.4.380.0000.05719.17
5.4.370.0170.02019.21
5.4.360.0030.04019.04
5.4.350.0070.03319.23
5.4.340.0000.04019.17
5.4.320.0030.04019.08
5.4.310.0030.05019.26
5.4.300.0130.02719.04
5.4.290.0100.05319.12
5.4.280.0030.08019.07
5.4.270.0200.05719.25
5.4.260.0100.07019.09
5.4.250.0170.06319.15
5.4.240.0030.05319.04
5.4.230.0070.06319.25
5.4.220.0000.08318.96
5.4.210.0100.07019.24
5.4.200.0070.03719.24
5.4.190.0070.07318.95
5.4.180.0200.06018.93
5.4.170.0130.06719.05
5.4.160.0070.07019.13
5.4.150.0030.08319.22
5.4.140.0130.07316.54
5.4.130.0070.07716.45
5.4.120.0100.07016.54
5.4.110.0130.06716.55
5.4.100.0100.06716.51
5.4.90.0170.05716.32
5.4.80.0000.07716.32
5.4.70.0070.07316.32
5.4.60.0000.08016.31
5.4.50.0030.08016.37
5.4.40.0030.05016.42
5.4.30.0030.07716.37
5.4.20.0030.07716.48
5.4.10.0130.06316.33
5.4.00.0170.05715.97
5.3.290.0030.06014.78
5.3.280.0100.07314.56
5.3.270.0130.07314.74
5.3.260.0070.07014.61
5.3.250.0100.04014.49
5.3.240.0070.07714.58
5.3.230.0100.07014.73
5.3.220.0100.07014.54
5.3.210.0030.05314.68
5.3.200.0100.07014.59
5.3.190.0070.07314.58
5.3.180.0170.06314.68
5.3.170.0070.08014.64
5.3.160.0100.06714.59
5.3.150.0070.07014.59
5.3.140.0130.06714.65
5.3.130.0070.07714.53
5.3.120.0070.07314.55
5.3.110.0070.07714.67
5.3.100.0030.04713.92
5.3.90.0170.06014.11
5.3.80.0030.08014.12
5.3.70.0070.07313.92
5.3.60.0100.08314.10
5.3.50.0100.06713.93
5.3.40.0100.07313.93
5.3.30.0070.06313.99
5.3.20.0000.07013.74
5.3.10.0030.07313.78
5.3.00.0000.07313.66
5.2.170.0030.03311.29
5.2.160.0030.06311.12
5.2.150.0070.06011.20
5.2.140.0030.04711.30
5.2.130.0030.05711.27
5.2.120.0070.03711.09
5.2.110.0030.06011.06
5.2.100.0100.05311.14
5.2.90.0130.05011.26
5.2.80.0070.05711.14
5.2.70.0030.05711.29
5.2.60.0030.06311.16
5.2.50.0030.06711.03
5.2.40.0070.05711.19
5.2.30.0070.06010.94
5.2.20.0070.05311.02
5.2.10.0030.05310.91
5.2.00.0000.06310.91
5.1.60.0030.05310.19
5.1.50.0070.04310.13
5.1.40.0000.05310.11
5.1.30.0070.05710.45
5.1.20.0000.06010.40
5.1.10.0030.05010.11
5.1.00.0070.05310.13
5.0.50.0000.0479.47
5.0.40.0070.0439.47
5.0.30.0100.0609.47
5.0.20.0000.0209.47
5.0.10.0030.0409.47
5.0.00.0070.0609.47
4.4.90.0070.0209.47
4.4.80.0000.0409.47
4.4.70.0030.0309.47
4.4.60.0030.0339.47
4.4.50.0000.0409.47
4.4.40.0000.0579.47
4.4.30.0000.0379.47
4.4.20.0100.0239.47
4.4.10.0030.0339.47
4.4.00.0070.0239.47
4.3.110.0000.0379.47
4.3.100.0030.0379.47
4.3.90.0030.0309.47
4.3.80.0030.0539.47
4.3.70.0000.0339.47
4.3.60.0000.0379.47
4.3.50.0000.0409.47
4.3.40.0000.0409.47
4.3.30.0030.0339.47
4.3.20.0000.0379.47
4.3.10.0030.0339.47
4.3.00.0000.0379.47

preferences:
46.92 ms | 400 KiB | 5 Q