3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0x80; var_dump(base_convert($a, 16, 2),$a); printf("%b",$a); echo "\n\n"; $b = -$a; var_dump(base_convert($b, 16, 2), $b); printf("%b", $b); echo "\n"; $c = 100; $d = ~$c; var_dump($c,$d); echo $c + $d; echo "\n\n"; $a = 0x80; var_dump($a,base_convert($a, 16, 2)); var_dump( hexbin(0x80) );

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)
8.3.60.0150.00018.43
8.3.50.0100.00721.21
8.3.40.0090.01218.63
8.3.30.0100.01020.34
8.3.20.0000.00820.28
8.3.10.0080.00022.10
8.3.00.0040.00422.46
8.2.180.0250.00316.88
8.2.170.0090.00922.96
8.2.160.0030.01022.30
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0080.00026.16
8.2.120.0070.00020.69
8.2.110.0060.00320.34
8.2.100.0070.00317.91
8.2.90.0000.00819.22
8.2.80.0050.00319.09
8.2.70.0030.00717.63
8.2.60.0040.00417.80
8.2.50.0050.00318.07
8.2.40.0090.00018.21
8.2.30.0040.00419.43
8.2.20.0040.00417.71
8.2.10.0040.00417.75
8.2.00.0070.00417.80
8.1.280.0140.00725.92
8.1.270.0080.00023.99
8.1.260.0030.00526.35
8.1.250.0050.00228.09
8.1.240.0140.00718.36
8.1.230.0060.00619.16
8.1.220.0030.00517.74
8.1.210.0070.00018.77
8.1.200.0030.00617.35
8.1.190.0080.00017.64
8.1.180.0040.00418.10
8.1.170.0030.00518.59
8.1.160.0000.00718.89
8.1.150.0070.00018.58
8.1.140.0000.00717.46
8.1.130.0030.00317.83
8.1.120.0000.00717.30
8.1.110.0030.00517.37
8.1.100.0050.00317.40
8.1.90.0040.00417.31
8.1.80.0080.00017.38
8.1.70.0000.00717.40
8.1.60.0040.00417.54
8.1.50.0040.00417.50
8.1.40.0030.00617.49
8.1.30.0040.00417.67
8.1.20.0050.00317.70
8.1.10.0030.00617.50
8.1.00.0040.00417.40
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0000.00718.46
8.0.270.0030.00317.25
8.0.260.0030.00316.93
8.0.250.0000.00716.90
8.0.240.0080.00017.02
8.0.230.0040.00416.94
8.0.220.0050.00316.84
8.0.210.0000.00716.86
8.0.200.0050.00216.88
8.0.190.0020.00516.93
8.0.180.0000.00716.96
8.0.170.0040.00416.92
8.0.160.0000.00716.97
8.0.150.0050.00316.79
8.0.140.0080.00316.84
8.0.130.0030.00313.36
8.0.120.0060.00316.86
8.0.110.0040.00416.80
8.0.100.0040.00416.84
8.0.90.0070.00016.79
8.0.80.0080.00816.95
8.0.70.0030.00516.71
8.0.60.0040.00416.75
8.0.50.0040.00416.84
8.0.30.0120.00617.01
8.0.20.0150.00417.40
8.0.10.0000.00716.84
8.0.00.0100.01016.91
7.4.330.0030.00316.77
7.4.320.0040.00416.61
7.4.300.0030.00316.61
7.4.290.0000.00716.51
7.4.280.0000.00716.35
7.4.270.0080.00016.52
7.4.260.0050.00013.28
7.4.250.0040.00416.49
7.4.240.0030.00416.57
7.4.230.0000.00716.26
7.4.220.0100.00716.64
7.4.210.0110.00616.63
7.4.200.0000.00716.56
7.4.190.0000.00716.46
7.4.160.0080.00816.52
7.4.150.0120.00617.40
7.4.140.0110.00917.86
7.4.130.0110.00616.59
7.4.120.0090.00816.69
7.4.110.0060.01216.60
7.4.100.0060.01216.55
7.4.90.0060.01316.39
7.4.80.0110.01119.39
7.4.70.0000.01616.59
7.4.60.0110.01116.53
7.4.50.0000.00816.62
7.4.40.0080.00722.77
7.4.30.0090.00616.44
7.4.00.0100.00314.90
7.3.330.0000.00513.22
7.3.320.0030.00313.28
7.3.310.0000.00616.37
7.3.300.0000.00716.31
7.3.290.0100.00316.31
7.3.280.0130.00516.34
7.3.270.0140.00317.40
7.3.260.0120.00816.47
7.3.250.0090.00816.44
7.3.240.0120.00916.63
7.3.230.0070.01016.39
7.3.210.0090.00916.29
7.3.200.0070.01019.39
7.3.190.0080.00816.32
7.3.180.0070.01416.47
7.3.170.0060.01116.43
7.3.160.0120.00416.39
7.3.120.0070.01114.94
7.3.10.0070.00716.60
7.3.00.0000.00916.42
7.2.330.0100.01016.68
7.2.320.0120.01216.45
7.2.310.0110.00616.63
7.2.300.0070.01616.51
7.2.290.0100.00716.59
7.2.130.0000.01317.01
7.2.120.0070.00816.92
7.2.110.0000.01616.82
7.2.100.0030.01116.95
7.2.90.0060.01016.95
7.2.80.0060.01016.84
7.2.70.0060.00617.08
7.2.60.0080.00616.74
7.2.50.0030.01016.75
7.2.40.0070.00416.94
7.2.30.0070.00716.88
7.2.20.0120.00316.67
7.2.10.0000.01016.57
7.2.00.0070.00717.89
7.1.250.0000.01215.87
7.1.200.0060.00315.71
7.1.100.0050.00518.06
7.1.70.0030.00617.26
7.1.60.0170.00719.17
7.1.50.0060.01316.63
7.1.00.0000.03722.33
7.0.200.0000.00816.66
7.0.140.0070.07322.07
7.0.60.0000.08019.91
7.0.50.0070.08317.79
7.0.40.0030.04319.96
7.0.30.0300.05020.14
7.0.20.0370.07020.18
7.0.10.0030.07320.30
7.0.00.0070.05020.19
5.6.280.0000.07320.91
5.6.210.0070.08020.56
5.6.200.0170.05318.10
5.6.190.0100.08720.43
5.6.180.0100.03720.77
5.6.170.0270.03720.71
5.6.160.0070.08320.38
5.6.150.0000.04318.22
5.6.140.0070.08318.15
5.6.130.0100.07318.09
5.6.120.0230.05321.04
5.6.110.0170.07721.10
5.6.100.0030.06321.00
5.6.90.0100.06021.00
5.6.80.0130.07320.40
5.5.350.0330.07020.41
5.5.340.0030.08318.02
5.5.330.0100.08320.40
5.5.320.0170.04720.28
5.5.310.0300.07720.31
5.5.300.0100.04018.02
5.5.290.0030.08717.89
5.5.280.0100.08020.77
5.5.270.0030.08320.75
5.5.260.0070.05720.75
5.5.250.0100.08320.77
5.5.240.0130.06320.06
5.4.450.0070.05019.41
5.4.440.0000.06019.54
5.4.430.0030.06319.40
5.4.420.0100.06719.54
5.4.410.0030.07719.33
5.4.400.0070.04719.24
5.4.390.0070.05319.08
5.4.380.0100.07019.08
5.4.370.0030.07319.10
5.4.360.0130.07318.79
5.4.350.0030.05019.09
5.4.340.0100.07318.92
5.4.320.0100.04319.16
5.4.310.0100.07319.25
5.4.300.0100.06319.06
5.4.290.0070.07318.78
5.4.280.0000.08318.93
5.4.270.0030.07719.08
5.4.260.0100.06319.23
5.4.250.0070.05318.89
5.4.240.0030.07019.17
5.4.230.0030.06019.22
5.4.220.0030.05018.91
5.4.210.0070.05319.07
5.4.200.0000.04319.08
5.4.190.0030.04719.23
5.4.180.0070.06019.12
5.4.170.0100.06718.93
5.4.160.0100.06019.14
5.4.150.0100.06019.04
5.4.140.0000.07716.43
5.4.130.0000.04716.18
5.4.120.0030.07316.28
5.4.110.0000.07316.29
5.4.100.0100.07016.39
5.4.90.0070.05716.43
5.4.80.0000.03716.46
5.4.70.0130.04316.44
5.4.60.0000.07716.47
5.4.50.0000.07316.36
5.4.40.0000.06716.43
5.4.30.0030.06316.39
5.4.20.0030.07316.55
5.4.10.0000.07316.34
5.4.00.0030.06015.88
5.3.290.0030.05714.52
5.3.280.0030.06014.68
5.3.270.0000.08014.65
5.3.260.0030.07714.44
5.3.250.0000.07014.51
5.3.240.0030.05014.46
5.3.230.0100.06714.53
5.3.220.0030.04714.55
5.3.210.0070.06714.42
5.3.200.0100.05714.44
5.3.190.0070.06014.52
5.3.180.0030.07314.40
5.3.170.0070.05014.43
5.3.160.0030.04014.41
5.3.150.0030.07714.50
5.3.140.0070.06714.50
5.3.130.0100.06014.40
5.3.120.0000.07314.48
5.3.110.0030.06314.40
5.3.100.0000.04714.12
5.3.90.0070.07313.89
5.3.80.0030.06013.89
5.3.70.0070.07013.85
5.3.60.0070.07313.78
5.3.50.0030.06313.97
5.3.40.0000.06713.78
5.3.30.0030.05313.89
5.3.20.0030.07313.54
5.3.10.0030.06313.61
5.3.00.0030.07713.60
5.2.170.0030.04012.09
5.2.160.0070.06012.09
5.2.150.0000.06312.09
5.2.140.0000.06312.09
5.2.130.0030.05312.09
5.2.120.0000.05012.09
5.2.110.0070.05712.09
5.2.100.0070.06012.09
5.2.90.0030.05712.09
5.2.80.0000.06012.09
5.2.70.0030.06012.09
5.2.60.0070.05712.09
5.2.50.0030.03312.09
5.2.40.0000.03712.09
5.2.30.0000.05012.09
5.2.20.0030.04312.09
5.2.10.0100.04312.09
5.2.00.0030.05312.09
5.1.60.0070.04312.09
5.1.50.0000.05712.09
5.1.40.0030.04312.09
5.1.30.0030.03012.09
5.1.20.0070.02312.09
5.1.10.0030.04012.09
5.1.00.0100.04712.09
5.0.50.0030.04712.09
5.0.40.0000.05012.09
5.0.30.0030.06712.09
5.0.20.0030.04012.09
5.0.10.0030.02312.09
5.0.00.0000.06312.09
4.4.90.0000.02712.09
4.4.80.0030.02012.09
4.4.70.0070.03012.09
4.4.60.0030.03312.09
4.4.50.0000.04012.09
4.4.40.0000.04712.09
4.4.30.0000.02712.09
4.4.20.0030.01712.09
4.4.10.0030.02012.09
4.4.00.0000.05712.09
4.3.110.0070.03312.09
4.3.100.0000.02012.09
4.3.90.0000.02712.09
4.3.80.0000.05712.09
4.3.70.0030.03312.09
4.3.60.0030.02712.09
4.3.50.0030.03012.09
4.3.40.0000.03712.09
4.3.30.0000.03312.09
4.3.20.0000.02312.09
4.3.10.0000.03712.09
4.3.00.0000.03012.09

preferences:
42.36 ms | 401 KiB | 5 Q