3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 0; $i <= 255; $i++) { $x = ord(chr($i) ^ chr(128)); var_dump([$i, $x, $i !== $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)
8.3.60.0110.01518.43
8.3.50.0200.00322.04
8.3.40.0120.01218.79
8.3.30.0160.00319.18
8.3.20.0030.00620.20
8.3.10.0040.00721.71
8.3.00.0000.01119.38
8.2.180.0130.01316.38
8.2.170.0170.00322.96
8.2.160.0160.00720.39
8.2.150.0070.00324.18
8.2.140.0070.00324.66
8.2.130.0070.00326.16
8.2.120.0070.00322.24
8.2.110.0060.00620.21
8.2.100.0150.00017.92
8.2.90.0000.01019.30
8.2.80.0060.00317.97
8.2.70.0090.00017.50
8.2.60.0060.00317.93
8.2.50.0000.00918.07
8.2.40.0050.00519.80
8.2.30.0000.00818.12
8.2.20.0030.00617.74
8.2.10.0000.00918.02
8.2.00.0040.00417.80
8.1.280.0230.00325.92
8.1.270.0000.01122.18
8.1.260.0100.00326.35
8.1.250.0070.00328.09
8.1.240.0030.00923.98
8.1.230.0100.00319.01
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00717.23
8.1.190.0050.00517.23
8.1.180.0090.00018.10
8.1.170.0000.00918.59
8.1.160.0040.00422.01
8.1.150.0100.00018.76
8.1.140.0000.00917.46
8.1.130.0030.00617.36
8.1.120.0080.00017.46
8.1.110.0030.00617.53
8.1.100.0060.00317.36
8.1.90.0040.00417.49
8.1.80.0030.00617.49
8.1.70.0050.00517.36
8.1.60.0030.00717.51
8.1.50.0030.00717.47
8.1.40.0060.00317.40
8.1.30.0030.00617.70
8.1.20.0030.00717.52
8.1.10.0000.00917.52
8.1.00.0030.00617.42
8.0.300.0000.00818.77
8.0.290.0040.00716.63
8.0.280.0000.00818.35
8.0.270.0060.00317.25
8.0.260.0030.00616.81
8.0.250.0050.00516.93
8.0.240.0000.01016.82
8.0.230.0090.00016.96
8.0.220.0040.00416.78
8.0.210.0040.00416.90
8.0.200.0030.00616.97
8.0.190.0040.00816.99
8.0.180.0060.00316.90
8.0.170.0000.00916.98
8.0.160.0040.00816.92
8.0.150.0000.00916.87
8.0.140.0060.00316.76
8.0.130.0000.00813.32
8.0.120.0090.00016.81
8.0.110.0040.00416.81
8.0.100.0080.00016.93
8.0.90.0030.00616.92
8.0.80.0120.00916.90
8.0.70.0030.00616.70
8.0.60.0050.00316.91
8.0.50.0030.00616.76
8.0.30.0180.01117.35
8.0.20.0160.01317.40
8.0.10.0070.00316.96
8.0.00.0120.01716.74
7.4.330.0060.00015.15
7.4.320.0060.00316.60
7.4.300.0090.00016.58
7.4.290.0030.00516.51
7.4.280.0090.00016.60
7.4.270.0000.00816.61
7.4.260.0090.00316.50
7.4.250.0060.00316.61
7.4.240.0070.00116.38
7.4.230.0000.00916.63
7.4.220.0030.02316.71
7.4.210.0080.01216.63
7.4.200.0080.00016.62
7.4.160.0210.00316.23
7.4.150.0160.01317.40
7.4.140.0160.01317.86
7.4.130.0130.01916.46
7.4.120.0250.00616.56
7.4.110.0210.01516.51
7.4.100.0200.00716.60
7.4.90.0210.01216.27
7.4.80.0060.01919.39
7.4.70.0090.01616.45
7.4.60.0030.01916.48
7.4.50.0060.00016.49
7.4.40.0140.01116.54
7.4.30.0150.01816.49
7.4.00.0070.01015.18
7.3.330.0000.00713.23
7.3.320.0040.00313.17
7.3.310.0000.00916.15
7.3.300.0050.00316.36
7.3.290.0080.01216.37
7.3.280.0130.01416.30
7.3.270.0120.01817.40
7.3.260.0200.00716.42
7.3.250.0200.00816.36
7.3.240.0230.01716.69
7.3.230.0190.01016.39
7.3.210.0200.00916.29
7.3.200.0130.02019.39
7.3.190.0090.01516.21
7.3.180.0110.01116.20
7.3.170.0170.01016.54
7.3.160.0150.00916.32
7.3.10.0000.01716.76
7.3.00.0080.00816.51
7.2.330.0160.01016.61
7.2.320.0170.00616.64
7.2.310.0110.01716.48
7.2.300.0100.01416.46
7.2.290.0170.01416.76
7.2.130.0090.00616.60
7.2.120.0000.01716.81
7.2.110.0090.00616.58
7.2.100.0060.00916.71
7.2.90.0070.01016.93
7.2.80.0040.01116.91
7.2.70.0040.01516.96
7.2.60.0140.00316.75
7.2.50.0120.00616.91
7.2.40.0100.00316.63
7.2.30.0170.00716.91
7.2.20.0110.01416.44
7.2.10.0090.00616.85
7.2.00.0100.00717.99
7.1.250.0100.00715.75
7.1.200.0070.01115.64
7.1.100.0000.01217.78
7.1.70.0100.00617.12
7.1.60.0260.00319.32
7.1.50.0100.01717.04
7.1.00.0130.06722.28
7.0.200.0030.00716.72
7.0.140.0130.06721.96
7.0.60.0270.08021.83
7.0.50.0070.04017.80
7.0.40.0030.04319.96
7.0.30.0230.05720.00
7.0.20.0230.09320.20
7.0.10.0070.04320.19
7.0.00.0070.04320.16
5.6.280.0100.08321.04
5.6.210.0030.04320.71
5.6.200.0030.05018.15
5.6.190.0000.08320.33
5.6.180.0230.04720.61
5.6.170.0230.08020.40
5.6.160.0100.07720.41
5.6.150.0030.04318.18
5.6.140.0070.08718.20
5.6.130.0170.07318.12
5.6.120.0100.08020.79
5.6.110.0000.09021.00
5.6.100.0100.08320.98
5.6.90.0070.05720.96
5.6.80.0030.05320.48
5.5.350.0100.06720.48
5.5.340.0200.05718.02
5.5.330.0070.04020.36
5.5.320.0230.04020.13
5.5.310.0230.05020.24
5.5.300.0030.08717.91
5.5.290.0170.07317.87
5.5.280.0030.05020.89
5.5.270.0100.03320.77
5.5.260.0100.07020.76
5.5.250.0100.07320.70
5.5.240.0200.08320.26
5.4.450.0830.07319.53
5.4.440.0930.08319.10
5.4.430.0800.05719.57
5.4.420.0930.00019.45
5.4.410.0830.00019.32
5.4.400.0670.00019.01
5.4.390.0670.00018.95
5.4.380.0800.00018.95
5.4.370.0630.00018.99
5.4.360.0670.00018.92
5.4.350.0730.00019.00
5.4.340.0150.03411.97
5.4.320.0080.04112.46
5.4.310.0130.03912.45
5.4.300.0080.04212.46
5.4.290.0130.04012.45
5.4.280.0090.05012.35
5.4.270.0090.04012.35
5.4.260.0130.03912.35
5.4.250.0140.04212.35
5.4.240.0150.03512.35
5.4.230.0130.04212.34
5.4.220.0110.04012.34
5.4.210.0130.03312.34
5.4.200.0140.03712.34
5.4.190.0090.04012.34
5.4.180.0130.03912.34
5.4.170.0060.05012.35
5.4.160.0140.04012.34
5.4.150.0100.03812.34
5.4.140.0120.04212.03
5.4.130.0140.04212.02
5.4.120.0130.03811.97
5.4.110.0100.04111.96
5.4.100.0130.03411.97
5.4.90.0100.04211.96
5.4.80.0070.04311.97
5.4.70.0080.03811.96
5.4.60.0080.03511.96
5.4.50.0130.03511.96
5.4.40.0130.03811.95
5.4.30.0080.03911.95
5.4.20.0160.03211.95
5.4.10.0090.03811.94
5.4.00.0080.04411.43
5.3.290.0050.04012.80
5.3.280.0060.03812.71
5.3.270.0080.04412.73
5.3.260.0090.04612.72
5.3.250.0080.04312.72
5.3.240.0070.04512.72
5.3.230.0070.03712.71
5.3.220.0050.03812.68
5.3.210.0050.04112.68
5.3.200.0070.03512.68
5.3.190.0070.03812.68
5.3.180.0080.04412.67
5.3.170.0050.03612.67
5.3.160.0110.03112.67
5.3.150.0050.03912.68
5.3.140.0120.04012.66
5.3.130.0070.04312.66
5.3.120.0040.04212.66
5.3.110.0060.03812.66
5.3.100.0050.03812.12
5.3.90.0050.03712.09
5.3.80.0030.03912.08
5.3.70.0050.03712.07
5.3.60.0040.03912.06
5.3.50.0080.03612.00
5.3.40.0090.04312.00
5.3.30.0090.03511.94
5.3.20.0090.04011.73
5.3.10.0060.04111.70
5.3.00.0050.03611.69
5.2.170.0030.0329.18
5.2.160.0040.0309.19
5.2.150.0020.0329.18
5.2.140.0030.0329.18
5.2.130.0050.0289.14
5.2.120.0060.0269.14
5.2.110.0020.0319.15
5.2.100.0030.0309.14
5.2.90.0070.0399.14
5.2.80.0030.0359.14
5.2.70.0050.0329.14
5.2.60.0040.0309.09
5.2.50.0040.0299.06
5.2.40.0050.0279.04
5.2.30.0010.0329.02
5.2.20.0080.0309.00
5.2.10.0040.0278.93
5.2.00.0060.0308.78
5.1.60.0020.0268.07
5.1.50.0060.0258.07
5.1.40.0040.0288.05
5.1.30.0040.0308.40
5.1.20.0040.0308.42
5.1.10.0070.0278.14
5.1.00.0030.0268.15
5.0.50.0030.0216.63
5.0.40.0030.0206.48
5.0.30.0040.0296.29
5.0.20.0050.0256.27
5.0.10.0040.0206.24
5.0.00.0020.0316.23
4.4.90.0020.0234.78
4.4.80.0030.0174.76
4.4.70.0040.0214.75
4.4.60.0020.0164.75
4.4.50.0040.0214.77
4.4.40.0020.0294.71
4.4.30.0020.0164.76
4.4.20.0080.0134.84
4.4.10.0050.0194.85
4.4.00.0050.0304.76
4.3.110.0020.0194.67
4.3.100.0010.0164.67
4.3.90.0020.0154.64
4.3.80.0020.0254.59
4.3.70.0030.0134.63
4.3.60.0000.0174.63
4.3.50.0050.0134.62
4.3.40.0030.0264.54
4.3.30.0010.0193.29
4.3.20.0030.0153.27
4.3.10.0010.0163.22
4.3.00.0100.0237.56

preferences:
32.4 ms | 401 KiB | 5 Q