3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0x80; // 128 base 10 var_dump($a); var_dump(base_convert($a, 10, 2)); // not base_convert($a, 16, 2) $b = ~$a; // -128 - 1 == -129 base 10 var_dump($b); var_dump(base_convert($b, 10, 2), $b);// not base_convert($b, 16,2); can base_convert handle negative values? printf("%b", $b); echo "\n\n"; $x = 10; printf("%x %d %b",$x,$x,$x);

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)
8.3.60.0070.00718.55
8.3.50.0170.00721.14
8.3.40.0140.00018.67
8.3.30.0070.00720.21
8.3.20.0070.00020.20
8.3.10.0040.00422.14
8.3.00.0080.00022.29
8.2.180.0120.00618.16
8.2.170.0090.01222.96
8.2.160.0100.00322.13
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0040.00420.64
8.2.110.0080.00320.99
8.2.100.0110.00019.51
8.2.90.0030.00619.21
8.2.80.0080.00017.97
8.2.70.0030.00517.50
8.2.60.0170.00017.55
8.2.50.0030.00618.07
8.2.40.0040.00418.09
8.2.30.0000.00719.45
8.2.20.0040.00417.67
8.2.10.0000.00817.55
8.2.00.0070.00417.57
8.1.280.0150.00425.92
8.1.270.0050.00323.99
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0090.00019.51
8.1.230.0080.00417.52
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0100.00017.11
8.1.190.0040.00417.39
8.1.180.0050.00318.10
8.1.170.0040.00418.59
8.1.160.0040.00418.71
8.1.150.0040.00418.54
8.1.140.0040.00417.27
8.1.130.0030.00517.88
8.1.120.0030.00317.31
8.1.110.0070.00017.27
8.1.100.0040.00417.36
8.1.90.0020.00517.40
8.1.80.0080.00017.42
8.1.70.0030.00317.43
8.1.60.0040.00417.53
8.1.50.0040.00417.52
8.1.40.0090.00017.45
8.1.30.0020.00517.61
8.1.20.0030.00617.66
8.1.10.0000.00817.56
8.1.00.0040.00417.45
8.0.300.0000.00718.77
8.0.290.0020.00516.75
8.0.280.0000.00718.36
8.0.270.0040.00417.16
8.0.260.0070.00016.89
8.0.250.0030.00517.02
8.0.240.0040.00417.00
8.0.230.0080.00016.83
8.0.220.0030.00316.95
8.0.210.0000.00716.90
8.0.200.0030.00517.03
8.0.190.0040.00316.97
8.0.180.0070.00016.87
8.0.170.0040.00416.95
8.0.160.0050.00216.90
8.0.150.0040.00416.86
8.0.140.0040.00716.90
8.0.130.0050.00013.39
8.0.120.0020.00516.70
8.0.110.0000.00716.86
8.0.100.0070.00016.88
8.0.90.0040.00416.81
8.0.80.0070.01116.86
8.0.70.0070.00016.95
8.0.60.0000.00816.79
8.0.50.0040.00416.86
8.0.30.0080.01117.13
8.0.20.0080.01017.40
8.0.10.0080.00016.98
8.0.00.0100.01216.86
7.4.330.0050.00016.70
7.4.320.0000.00616.41
7.4.300.0030.00316.56
7.4.290.0070.00016.54
7.4.280.0000.00716.43
7.4.270.0000.00716.42
7.4.260.0050.00013.20
7.4.250.0040.00416.58
7.4.240.0050.00216.57
7.4.230.0020.00516.72
7.4.220.0060.01316.59
7.4.210.0100.00716.59
7.4.200.0000.00716.33
7.4.190.0000.00716.47
7.4.160.0130.00616.61
7.4.150.0140.00417.40
7.4.140.0100.00917.86
7.4.130.0090.00916.57
7.4.120.0110.00616.44
7.4.110.0060.01316.57
7.4.100.0060.01516.52
7.4.90.0040.01316.54
7.4.80.0180.00719.39
7.4.70.0130.00316.55
7.4.60.0060.01016.36
7.4.50.0040.00416.46
7.4.40.0040.00722.77
7.4.30.0130.00316.23
7.4.00.0070.00315.13
7.3.330.0000.00612.87
7.3.320.0030.00213.05
7.3.310.0030.00416.00
7.3.300.0070.00016.17
7.3.290.0090.00616.12
7.3.280.0090.00916.17
7.3.270.0100.00717.40
7.3.260.0070.01016.21
7.3.250.0070.01016.29
7.3.240.0140.00316.18
7.3.230.0110.00716.39
7.3.210.0130.00616.45
7.3.200.0160.00019.39
7.3.190.0130.01016.20
7.3.180.0060.00916.50
7.3.170.0120.00416.27
7.3.160.0090.00616.34
7.3.120.0030.01215.02
7.2.330.0100.00716.56
7.2.320.0070.01116.68
7.2.310.0120.00616.62
7.2.300.0140.00916.53
7.2.290.0140.00316.53
7.2.60.0060.00616.54
7.2.00.0060.00919.25
7.1.200.0100.00315.87
7.1.100.0040.00418.27
7.1.70.0030.00717.25
7.1.60.0030.00717.32
7.1.50.0050.00516.91
7.1.00.0000.08022.30
7.0.200.0030.01016.50
7.0.140.0100.06722.15
7.0.100.0070.05019.93
7.0.90.0070.08719.93
7.0.80.0070.08019.88
7.0.70.0200.06019.95
7.0.60.0130.07019.80
7.0.50.0330.07320.30
7.0.40.0070.07720.10
7.0.30.0170.07020.17
7.0.20.0070.08720.09
7.0.10.0100.07020.14
7.0.00.0100.07720.16
5.6.280.0070.06720.90
5.6.250.0100.08020.68
5.6.240.0200.06720.61
5.6.230.0070.07020.68
5.6.220.0130.06720.55
5.6.210.0100.04720.61
5.6.200.0100.07721.11
5.6.190.0070.08020.96
5.6.180.0100.06021.10
5.6.170.0030.04721.02
5.6.160.0070.07321.08
5.6.150.0070.08021.10
5.6.140.0170.07321.08
5.6.130.0170.07720.93
5.6.120.0100.04320.96
5.6.110.0130.07320.90
5.6.100.0100.08021.02
5.6.90.0100.08021.00
5.6.80.0130.07320.44
5.6.70.0030.08320.41
5.6.60.0030.08320.41
5.6.50.0000.08720.34
5.6.40.0070.08320.38
5.6.30.0070.08020.41
5.6.20.0030.08320.41
5.6.10.0100.08020.41
5.6.00.0030.04720.51
5.5.380.0100.07720.41
5.5.370.0100.08020.34
5.5.360.0100.08320.36
5.5.350.0030.10020.44
5.5.340.0070.06020.93
5.5.330.0200.04020.82
5.5.320.0170.05020.86
5.5.310.0100.07320.75
5.5.300.0200.07320.75
5.5.290.0070.06020.86
5.5.280.0070.08020.82
5.5.270.0070.08020.87
5.5.260.0100.07320.87
5.5.250.0070.07720.58
5.5.240.0130.07020.27
5.5.230.0100.07320.23
5.5.220.0070.04020.26
5.5.210.0030.08720.13
5.5.200.0070.08320.23
5.5.190.0100.06019.99
5.5.180.0170.07320.19
5.5.160.0100.07320.12
5.5.150.0100.08019.98
5.5.140.0030.07320.12
5.5.130.0100.07320.11
5.5.120.0030.07320.10
5.5.110.0100.04020.23
5.5.100.0100.04020.07
5.5.90.0030.08320.06
5.5.80.0030.05020.06
5.5.70.0070.05720.15
5.5.60.0030.08720.05
5.5.50.0070.08020.14
5.5.40.0030.08319.91
5.5.30.0130.06720.07
5.5.20.0070.08020.07
5.5.10.0030.04320.13
5.5.00.0130.07720.02
5.4.450.0070.04319.43
5.4.440.0100.07719.37
5.4.430.0100.07719.45
5.4.420.0130.07319.41
5.4.410.0100.07319.29
5.4.400.0070.07719.07
5.4.390.0130.06019.03
5.4.380.0030.07319.23
5.4.370.0170.07318.84
5.4.360.0070.08019.24
5.4.350.0070.07019.05
5.4.340.0100.07719.05
5.4.320.0130.07019.12
5.4.310.0130.07018.94
5.4.300.0070.07719.04
5.4.290.0070.07719.12
5.4.280.0130.07018.78
5.4.270.0100.07318.80
5.4.260.0130.06019.02
5.4.250.0100.07019.02
5.4.240.0070.07018.78
5.4.230.0100.07319.11
5.4.220.0070.08019.11
5.4.210.0030.08019.05
5.4.200.0100.07719.09
5.4.190.0100.04318.97
5.4.180.0030.08318.95
5.4.170.0070.05718.95
5.4.160.0070.06319.13
5.4.150.0030.08319.02
5.4.140.0000.07716.27
5.4.130.0100.07316.37
5.4.120.0000.05016.26
5.4.110.0070.07016.26
5.4.100.0100.06716.45
5.4.90.0000.05716.25
5.4.80.0070.06716.19
5.4.70.0100.07016.28
5.4.60.0000.04716.19
5.4.50.0070.06316.34
5.4.40.0030.07716.32
5.4.30.0030.04016.28
5.4.20.0030.08016.34
5.4.10.0130.07016.26
5.4.00.0070.07315.63
5.3.290.0030.08714.64
5.3.280.0030.08014.53
5.3.270.0100.07314.55
5.3.260.0070.07714.61
5.3.250.0070.07014.60
5.3.240.0030.04314.54
5.3.230.0030.07014.59
5.3.220.0070.04014.47
5.3.210.0100.07014.57
5.3.200.0070.06714.52
5.3.190.0070.06714.39
5.3.180.0000.08714.52
5.3.170.0030.06714.46
5.3.160.0030.07014.43
5.3.150.0070.06314.40
5.3.140.0000.05714.55
5.3.130.0030.08014.53
5.3.120.0200.05014.40
5.3.110.0070.07714.56
5.3.100.0130.07013.86
5.3.90.0130.03713.96
5.3.80.0030.08013.99
5.3.70.0070.07013.95
5.3.60.0030.04313.86
5.3.50.0070.06013.93
5.3.40.0130.06713.71
5.3.30.0100.07313.76
5.3.20.0030.05313.68
5.3.10.0070.06313.51
5.3.00.0070.07013.49
5.2.170.0070.06312.44
5.2.160.0130.05712.44
5.2.150.0030.05712.44
5.2.140.0100.03012.44
5.2.130.0030.06312.44
5.2.120.0100.05312.44
5.2.110.0030.06012.44
5.2.100.0030.06312.44
5.2.90.0030.06312.44
5.2.80.0000.04712.44
5.2.70.0030.06012.44
5.2.60.0130.06012.44
5.2.50.0070.04012.44
5.2.40.0070.05712.44
5.2.30.0070.05712.44
5.2.20.0030.05312.44
5.2.10.0100.05712.44
5.2.00.0130.05012.44
5.1.60.0030.05312.44
5.1.50.0000.03012.44
5.1.40.0100.04712.44
5.1.30.0030.05712.44
5.1.20.0070.05312.44
5.1.10.0070.05312.44
5.1.00.0000.04312.44
5.0.50.0000.04312.44
5.0.40.0070.02012.44
5.0.30.0070.06012.44
5.0.20.0030.02312.44
5.0.10.0100.03012.44
5.0.00.0030.05312.44
4.4.90.0100.02712.44
4.4.80.0030.03712.44
4.4.70.0000.03712.44
4.4.60.0030.03312.44
4.4.50.0000.04012.44
4.4.40.0030.04312.44
4.4.30.0000.03712.44
4.4.20.0000.02312.44
4.4.10.0030.01712.44
4.4.00.0000.05712.44
4.3.110.0000.03712.44
4.3.100.0000.03712.44
4.3.90.0000.03012.44
4.3.80.0070.04712.44
4.3.70.0030.02012.44
4.3.60.0070.03012.44
4.3.50.0070.03312.44
4.3.40.0000.05012.44
4.3.30.0030.03712.44
4.3.20.0030.02712.44
4.3.10.0000.04012.44
4.3.00.0030.03312.44

preferences:
40.86 ms | 401 KiB | 5 Q