3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 0; $i <= 255; $i++) var_dump(chr($i) ^ chr(128));

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)
8.3.60.0120.00918.43
8.3.50.0160.00922.12
8.3.40.0120.00418.64
8.3.30.0060.01018.96
8.3.20.0050.00320.30
8.3.10.0080.00021.52
8.3.00.0060.00319.37
8.2.180.0180.00416.36
8.2.170.0120.00322.96
8.2.160.0130.00620.35
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0040.00422.22
8.2.110.0030.00720.49
8.2.100.0060.00618.22
8.2.90.0040.00419.17
8.2.80.0000.00917.97
8.2.70.0090.00017.63
8.2.60.0030.00517.80
8.2.50.0090.00018.07
8.2.40.0040.00420.01
8.2.30.0030.00617.97
8.2.20.0000.00817.66
8.2.10.0050.00317.92
8.2.00.0040.00417.73
8.1.280.0130.01025.92
8.1.270.0060.00322.09
8.1.260.0060.00326.35
8.1.250.0000.00828.09
8.1.240.0060.00323.82
8.1.230.0040.00719.16
8.1.220.0040.00417.79
8.1.210.0060.00318.77
8.1.200.0050.00517.10
8.1.190.0080.00017.00
8.1.180.0040.00418.10
8.1.170.0050.00318.59
8.1.160.0040.00421.91
8.1.150.0050.00318.92
8.1.140.0040.00417.38
8.1.130.0030.00617.86
8.1.120.0020.00517.38
8.1.110.0040.00417.32
8.1.100.0040.00417.41
8.1.90.0000.00717.32
8.1.80.0040.00417.37
8.1.70.0070.00017.21
8.1.60.0000.00917.50
8.1.50.0030.00617.45
8.1.40.0040.00717.43
8.1.30.0030.00617.51
8.1.20.0040.00417.51
8.1.10.0000.00817.48
8.1.00.0030.00617.32
8.0.300.0040.00418.77
8.0.290.0030.00716.75
8.0.280.0050.00318.36
8.0.270.0080.00017.13
8.0.260.0040.00417.26
8.0.250.0030.00316.93
8.0.240.0000.00816.81
8.0.230.0000.00716.84
8.0.220.0000.00816.76
8.0.210.0000.00716.79
8.0.200.0050.00316.86
8.0.190.0030.00616.82
8.0.180.0000.00816.94
8.0.170.0000.00816.90
8.0.160.0030.00816.77
8.0.150.0050.00216.78
8.0.140.0000.01016.73
8.0.130.0030.00313.21
8.0.120.0060.00316.77
8.0.110.0030.00516.75
8.0.100.0040.00416.93
8.0.90.0040.00416.69
8.0.80.0030.02116.75
8.0.70.0040.00416.78
8.0.60.0080.00016.85
8.0.50.0050.00316.84
8.0.30.0130.01017.04
8.0.20.0220.00417.40
8.0.10.0000.00816.73
8.0.00.0120.00816.75
7.4.330.0030.00315.01
7.4.320.0030.00316.44
7.4.300.0050.00316.34
7.4.290.0030.00316.53
7.4.280.0030.00516.44
7.4.270.0070.00016.29
7.4.260.0040.00416.48
7.4.250.0040.00416.40
7.4.240.0040.00416.50
7.4.230.0030.00316.24
7.4.220.0030.01716.56
7.4.210.0080.01516.52
7.4.200.0040.00416.55
7.4.160.0030.01616.53
7.4.150.0100.01217.40
7.4.140.0150.00517.86
7.4.130.0100.01016.59
7.4.120.0120.00816.52
7.4.110.0150.00716.20
7.4.100.0120.00916.45
7.4.90.0110.00916.38
7.4.80.0140.00919.39
7.4.70.0040.01516.43
7.4.60.0160.00416.60
7.4.50.0000.00816.34
7.4.40.0100.01016.50
7.4.30.0070.01316.45
7.4.00.0030.01414.83
7.3.330.0030.00313.01
7.3.320.0030.00313.00
7.3.310.0040.00416.07
7.3.300.0070.00016.19
7.3.290.0030.01316.29
7.3.280.0110.00616.29
7.3.270.0080.01217.40
7.3.260.0200.00016.56
7.3.250.0190.00316.41
7.3.240.0160.01116.18
7.3.230.0130.00716.42
7.3.210.0160.01116.55
7.3.200.0130.00919.39
7.3.190.0100.01016.46
7.3.180.0120.00616.37
7.3.170.0100.01016.38
7.3.160.0060.01316.38
7.3.10.0100.00316.65
7.3.00.0060.00616.45
7.2.330.0090.01216.39
7.2.320.0090.01216.36
7.2.310.0110.00716.57
7.2.300.0090.00916.62
7.2.290.0060.02016.45
7.2.130.0080.00616.58
7.2.120.0060.00316.73
7.2.110.0040.01116.77
7.2.100.0090.00317.02
7.2.90.0070.01016.87
7.2.80.0000.01716.82
7.2.70.0120.00316.80
7.2.60.0050.00916.84
7.2.50.0030.01016.85
7.2.40.0080.00317.04
7.2.30.0030.00816.84
7.2.20.0110.00416.97
7.2.10.0100.00016.85
7.2.00.0030.01117.97
7.1.250.0060.00815.79
7.1.200.0150.00615.77
7.1.100.0110.00018.25
7.1.70.0000.00717.31
7.1.60.0190.00619.32
7.1.50.0160.01216.98
7.1.00.0030.07722.33
7.0.200.0050.00316.66
7.0.140.0130.06722.21
7.0.60.0030.06720.03
7.0.50.0130.05317.77
7.0.40.0030.04320.27
7.0.30.0170.09020.18
7.0.20.0270.07720.21
7.0.10.0030.04720.34
7.0.00.0030.04320.20
5.6.280.0030.07720.89
5.6.210.0100.08720.54
5.6.200.0000.05318.12
5.6.190.0000.05320.49
5.6.180.0300.07720.63
5.6.170.0200.08020.41
5.6.160.0000.09020.52
5.6.150.0000.04318.18
5.6.140.0070.07018.11
5.6.130.0130.06718.16
5.6.120.0100.07021.02
5.6.110.0070.09021.08
5.6.100.0000.08721.10
5.6.90.0000.06321.07
5.6.80.0070.07020.37
5.5.350.0170.08020.41
5.5.340.0070.05717.98
5.5.330.0000.04320.40
5.5.320.0230.04320.28
5.5.310.0330.08020.20
5.5.300.0070.04018.01
5.5.290.0170.07017.89
5.5.280.0100.08020.68
5.5.270.0070.03720.59
5.5.260.0070.09020.88
5.5.250.0070.07020.60
5.5.240.0270.05020.36
5.4.450.0600.05319.40
5.4.440.1030.06019.41
5.4.430.0800.05719.54
5.4.420.0700.00019.45
5.4.410.0770.00019.19
5.4.400.0630.00019.20
5.4.390.0630.00019.05
5.4.380.0630.00019.14
5.4.370.0630.00019.06
5.4.360.0670.00019.00
5.4.350.0670.00019.16
5.4.340.0070.03411.96
5.4.320.0030.04212.45
5.4.310.0070.03912.45
5.4.300.0080.04012.45
5.4.290.0100.03612.45
5.4.280.0050.04312.35
5.4.270.0090.03412.35
5.4.260.0050.04812.34
5.4.250.0060.04112.35
5.4.240.0140.04212.34
5.4.230.0070.04112.34
5.4.220.0100.03312.34
5.4.210.0040.03912.34
5.4.200.0100.03512.34
5.4.190.0090.03512.34
5.4.180.0040.04212.33
5.4.170.0040.04112.34
5.4.160.0110.04912.34
5.4.150.0050.04012.34
5.4.140.0070.04012.02
5.4.130.0080.04112.01
5.4.120.0110.03111.97
5.4.110.0110.03411.96
5.4.100.0090.03511.96
5.4.90.0040.04011.96
5.4.80.0050.03911.96
5.4.70.0100.03111.96
5.4.60.0110.03611.96
5.4.50.0090.03611.96
5.4.40.0080.03311.95
5.4.30.0070.04311.95
5.4.20.0070.04011.95
5.4.10.0080.03311.95
5.4.00.0090.03511.43
5.3.290.0080.04012.80
5.3.280.0100.03712.71
5.3.270.0100.04012.72
5.3.260.0070.04212.72
5.3.250.0050.03912.72
5.3.240.0100.03412.72
5.3.230.0080.03612.71
5.3.220.0080.04012.68
5.3.210.0060.04012.68
5.3.200.0120.03212.68
5.3.190.0110.03812.68
5.3.180.0080.04312.67
5.3.170.0050.03812.67
5.3.160.0090.03512.68
5.3.150.0090.03712.67
5.3.140.0060.04112.66
5.3.130.0090.03912.66
5.3.120.0070.04412.66
5.3.110.0080.04512.66
5.3.100.0070.04412.12
5.3.90.0110.03912.08
5.3.80.0050.03812.08
5.3.70.0110.03512.08
5.3.60.0050.03812.06
5.3.50.0060.03912.00
5.3.40.0070.03812.00
5.3.30.0100.03711.94
5.3.20.0080.03411.72
5.3.10.0090.03311.69
5.3.00.0080.03511.68
5.2.170.0090.0289.18
5.2.160.0070.0279.18
5.2.150.0020.0329.18
5.2.140.0060.0319.17
5.2.130.0060.0289.13
5.2.120.0080.0259.13
5.2.110.0090.0269.14
5.2.100.0090.0259.14
5.2.90.0050.0319.14
5.2.80.0090.0299.13
5.2.70.0040.0379.13
5.2.60.0040.0319.09
5.2.50.0040.0359.06
5.2.40.0040.0329.03
5.2.30.0060.0379.00
5.2.20.0030.0318.99
5.2.10.0060.0278.91
5.2.00.0070.0318.78
5.1.60.0030.0278.06
5.1.50.0040.0268.06
5.1.40.0030.0328.04
5.1.30.0060.0278.39
5.1.20.0060.0338.41
5.1.10.0070.0248.14
5.1.00.0080.0238.13
5.0.50.0030.0236.61
5.0.40.0060.0236.47
5.0.30.0060.0356.29
5.0.20.0090.0226.26
5.0.10.0060.0196.23
5.0.00.0030.0336.22
4.4.90.0040.0164.78
4.4.80.0030.0174.76
4.4.70.0060.0134.75
4.4.60.0050.0154.75
4.4.50.0040.0164.77
4.4.40.0040.0294.71
4.4.30.0040.0184.76
4.4.20.0040.0164.84
4.4.10.0040.0164.85
4.4.00.0030.0264.76
4.3.110.0040.0164.67
4.3.100.0070.0124.66
4.3.90.0030.0164.63
4.3.80.0030.0264.58
4.3.70.0020.0174.63
4.3.60.0030.0164.63
4.3.50.0050.0154.63
4.3.40.0020.0274.54
4.3.30.0040.0163.28
4.3.20.0050.0183.25
4.3.10.0030.0173.22
4.3.00.0100.0177.42

preferences:
46.63 ms | 401 KiB | 5 Q