3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bits = 32; $N = 0xfffffffb; var_dump(pow(2,32),$N); var_dump((int) -(pow(2, $bits) - $N)); // -5

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)
8.3.60.0170.00316.63
8.3.50.0120.00817.37
8.3.40.0140.00718.51
8.3.30.0140.00418.72
8.3.20.0110.00418.60
8.3.10.0080.00020.36
8.3.00.0070.00319.13
8.2.180.0110.00716.50
8.2.170.0090.00622.96
8.2.160.0000.01421.12
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00319.83
8.2.110.0090.00020.93
8.2.100.0070.00417.55
8.2.90.0040.00719.47
8.2.80.0030.00619.21
8.2.70.0050.00317.63
8.2.60.0040.00817.80
8.2.50.0040.00418.07
8.2.40.0000.00718.22
8.2.30.0060.00318.04
8.2.20.0000.00817.57
8.2.10.0000.00717.72
8.2.00.0040.00717.66
8.1.280.0070.00725.92
8.1.270.0040.00424.66
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0030.00622.54
8.1.230.0080.00321.10
8.1.220.0090.00017.74
8.1.210.0040.00718.84
8.1.200.0060.00317.23
8.1.190.0000.00717.41
8.1.180.0110.00018.10
8.1.170.0030.00618.84
8.1.160.0000.00718.78
8.1.150.0040.00418.52
8.1.140.0030.00917.12
8.1.130.0000.00617.74
8.1.120.0000.00717.37
8.1.110.0020.00517.37
8.1.100.0030.00517.43
8.1.90.0030.00317.36
8.1.80.0040.00417.41
8.1.70.0030.00317.44
8.1.60.0060.00317.58
8.1.50.0000.00717.39
8.1.40.0030.00517.52
8.1.30.0030.00617.62
8.1.20.0060.00317.56
8.1.10.0040.00417.50
8.1.00.0000.00717.33
8.0.300.0030.00519.87
8.0.290.0040.00416.75
8.0.280.0000.00818.43
8.0.270.0040.00417.19
8.0.260.0070.00016.72
8.0.250.0070.00016.89
8.0.240.0030.00616.81
8.0.230.0040.00416.90
8.0.220.0000.00616.82
8.0.210.0000.00716.74
8.0.200.0040.00416.82
8.0.190.0000.00716.90
8.0.180.0040.00416.88
8.0.170.0030.00616.82
8.0.160.0030.00316.73
8.0.150.0060.00316.76
8.0.140.0030.00616.79
8.0.130.0030.00313.27
8.0.120.0050.00216.81
8.0.110.0030.00616.86
8.0.100.0040.00416.60
8.0.90.0070.00016.66
8.0.80.0030.01116.79
8.0.70.0080.00016.84
8.0.60.0070.00016.88
8.0.50.0000.00716.65
8.0.30.0160.00617.13
8.0.20.0100.00917.12
8.0.10.0000.00717.03
8.0.00.0090.00916.79
7.4.330.0000.00513.04
7.4.320.0030.00316.54
7.4.300.0000.00616.48
7.4.290.0060.00016.37
7.4.280.0040.00416.52
7.4.270.0070.00416.39
7.4.260.0000.00513.38
7.4.250.0030.00316.41
7.4.240.0050.00216.40
7.4.230.0070.00016.50
7.4.220.0150.00416.55
7.4.210.0090.00816.52
7.4.200.0040.00416.34
7.4.190.0030.00316.66
7.4.160.0170.00616.35
7.4.150.0030.01316.44
7.4.140.0080.01316.44
7.4.130.0100.00916.54
7.4.120.0080.00816.54
7.4.110.0140.00316.71
7.4.100.0060.01116.62
7.4.90.0060.01216.51
7.4.80.0070.01116.30
7.4.70.0160.00016.25
7.4.60.0120.01016.54
7.4.50.0000.00916.55
7.4.40.0070.00516.40
7.4.30.0060.00916.46
7.4.00.0040.01114.82
7.3.330.0030.00313.09
7.3.320.0030.00313.05
7.3.310.0000.00716.25
7.3.300.0000.00716.12
7.3.290.0030.01016.21
7.3.280.0080.00716.29
7.3.270.0130.00316.41
7.3.260.0040.01316.38
7.3.250.0080.00916.24
7.3.240.0100.01016.21
7.3.230.0060.01016.51
7.3.210.0060.01016.30
7.3.200.0070.01119.39
7.3.190.0060.01016.37
7.3.180.0090.01216.54
7.3.170.0060.01016.31
7.3.160.0040.01116.41
7.3.120.0090.00615.00
7.3.110.0080.00614.67
7.3.100.0030.00614.76
7.3.90.0040.00814.73
7.3.80.0060.00314.69
7.3.70.0000.01014.72
7.3.60.0030.01214.76
7.3.50.0030.00914.89
7.3.40.0070.00814.86
7.3.30.0040.01114.93
7.3.20.0070.00716.33
7.3.10.0030.01016.35
7.3.00.0110.00416.45
7.2.330.0140.00316.26
7.2.320.0110.00616.58
7.2.310.0090.01316.58
7.2.300.0140.00316.62
7.2.290.0070.01016.65
7.2.240.0060.00914.89
7.2.230.0000.01114.94
7.2.220.0080.00815.00
7.2.210.0030.01214.70
7.2.200.0070.01015.18
7.2.190.0060.00915.00
7.2.180.0060.01215.12
7.2.170.0110.00414.76
7.2.160.0000.01414.84
7.2.150.0030.01516.56
7.2.140.0060.00616.45
7.2.130.0000.01316.65
7.2.120.0080.00416.58
7.2.110.0040.01116.57
7.2.100.0070.01116.65
7.2.90.0090.00616.47
7.2.80.0120.00016.68
7.2.70.0070.01116.72
7.2.60.0030.01116.83
7.2.50.0070.00716.71
7.2.40.0040.01216.56
7.2.30.0110.00016.81
7.2.20.0040.01116.55
7.2.10.0000.01516.66
7.2.00.0090.00618.06
7.1.330.0130.00015.81
7.1.320.0060.00615.68
7.1.310.0090.00015.90
7.1.300.0040.01115.50
7.1.290.0030.01415.75
7.1.280.0030.01415.54
7.1.270.0100.00315.41
7.1.260.0040.01115.79
7.1.250.0100.00315.88
7.1.100.0000.01218.01
7.1.70.0110.00717.18
7.1.60.0030.00717.26
7.1.50.0040.01216.84
7.1.00.0070.07322.48
7.0.200.0040.00416.53
7.0.140.0000.07322.01
7.0.120.0070.07322.03
7.0.60.0030.07321.82
7.0.50.0200.05317.81
7.0.40.0030.09020.13
7.0.30.0400.06720.17
7.0.20.0370.06720.16
7.0.10.0030.04320.12
7.0.00.0000.05319.95
5.6.280.0030.07021.07
5.6.210.0070.08720.69
5.6.200.0070.03718.17
5.6.190.0070.03720.41
5.6.180.0230.07320.27
5.6.170.0300.05020.38
5.6.160.0100.08020.50
5.6.150.0030.08318.19
5.6.140.0070.08018.17
5.6.130.0070.08318.21
5.6.120.0030.04320.96
5.6.110.0070.07021.00
5.6.100.0030.08720.95
5.6.90.0030.05020.96
5.6.80.0100.07720.50
5.5.350.0130.04020.40
5.5.340.0000.05017.99
5.5.330.0130.07720.07
5.5.320.0530.03720.51
5.5.310.0300.05720.50
5.5.300.0100.07317.98
5.5.290.0100.06317.89
5.5.280.0070.08720.79
5.5.270.0070.08020.75
5.5.260.0070.04020.86
5.5.250.0100.08020.57
5.5.240.0170.07320.25
5.4.450.0170.03019.50
5.4.440.0000.05319.41
5.4.430.0100.05719.49
5.4.420.0070.06719.38
5.4.410.0030.05319.27
5.4.400.0100.08019.14
5.4.390.0070.06019.12
5.4.380.0130.06719.14
5.4.370.0100.07019.14
5.4.360.0030.05019.14
5.4.350.0100.07019.16
5.4.340.0000.05719.14
5.4.320.0100.07718.79
5.4.310.0030.08019.14
5.4.300.0070.04319.00
5.4.290.0030.07719.14
5.4.280.0070.04719.04
5.4.270.0070.03719.18
5.4.260.0000.04319.08
5.4.250.0000.04019.09
5.4.240.0030.03718.80
5.4.230.0030.04318.78
5.4.220.0030.03719.07
5.4.210.0000.04019.07
5.4.200.0030.03719.17
5.4.190.0030.06719.14
5.4.180.0030.03719.13
5.4.170.0070.03318.99
5.4.160.0000.04019.11
5.4.150.0030.03719.10
5.4.140.0070.03316.35
5.4.130.0000.03716.21
5.4.120.0000.04016.49
5.4.110.0000.03716.30
5.4.100.0070.03316.36
5.4.90.0000.03716.30
5.4.80.0030.04016.39
5.4.70.0030.03316.23
5.4.60.0030.03316.12
5.4.50.0030.03316.32
5.4.40.0030.03316.28
5.4.30.0070.03016.14
5.4.20.0000.03716.25
5.4.10.0000.04016.25
5.4.00.0030.03315.61
5.3.290.0070.07714.45
5.3.280.0000.04014.53
5.3.270.0070.03714.54
5.3.260.0000.04714.53
5.3.250.0000.03714.62
5.3.240.0030.03714.52
5.3.230.0070.05714.61
5.3.220.0070.03314.50
5.3.210.0070.03314.38
5.3.200.0030.03714.44
5.3.190.0030.03714.50
5.3.180.0030.03314.54
5.3.170.0000.03714.45
5.3.160.0030.03714.48
5.3.150.0000.04314.64
5.3.140.0070.03314.37
5.3.130.0070.04014.48
5.3.120.0030.03714.44
5.3.110.0070.03314.48
5.3.100.0070.04013.95
5.3.90.0000.03713.94
5.3.80.0070.03313.85
5.3.70.0000.03713.98
5.3.60.0030.03313.82
5.3.50.0030.03713.87
5.3.40.0030.04013.89
5.3.30.0070.04013.87
5.3.20.0000.04713.66
5.3.10.0170.06013.60
5.3.00.0030.04713.45
5.2.170.0030.02711.23
5.2.160.0100.06711.30
5.2.150.0030.04711.03
5.2.140.0000.03010.98
5.2.130.0000.04011.11
5.2.120.0000.04011.07
5.2.110.0030.04010.95
5.2.100.0070.03711.26
5.2.90.0030.06311.26
5.2.80.0100.05711.09
5.2.70.0030.04711.07
5.2.60.0000.06010.93
5.2.50.0030.04710.91
5.2.40.0030.06310.91
5.2.30.0030.05310.93
5.2.20.0130.05310.78
5.2.10.0100.06010.89
5.2.00.0030.04310.61
5.1.60.0030.05710.07
5.1.50.0000.05710.00
5.1.40.0130.0209.96
5.1.30.0000.05310.32
5.1.20.0030.03710.25
5.1.10.0030.02710.21
5.1.00.0070.05010.04
5.0.50.0070.0238.53
5.0.40.0070.0278.42
5.0.30.0000.0478.23
5.0.20.0070.0408.18
5.0.10.0100.0308.31
5.0.00.0030.0578.30
4.4.90.0000.0238.00
4.4.80.0000.0178.00
4.4.70.0070.0178.00
4.4.60.0000.0378.00
4.4.50.0000.0308.00
4.4.40.0070.0208.00
4.4.30.0000.0238.00
4.4.20.0000.0208.00
4.4.10.0030.0238.00
4.4.00.0000.0438.00
4.3.110.0000.0408.00
4.3.100.0070.0238.00
4.3.90.0000.0308.00
4.3.80.0070.0208.00
4.3.70.0030.0238.00
4.3.60.0000.0378.00
4.3.50.0000.0338.00
4.3.40.0030.0378.00
4.3.30.0030.0138.00
4.3.20.0030.0338.00
4.3.10.0000.0208.00
4.3.00.0030.0278.00

preferences:
39.68 ms | 401 KiB | 5 Q