3v4l.org

run code in 300+ PHP versions simultaneously
<?php function strxor2($rhs, $lhs) { $result = ''; for ($i = 0; $i < strlen($rhs); $i++) { $result .= chr(ord($rhs[$i]) ^ ord($lhs[$i])); } return $result; } var_dump(bin2hex(strxor2('1', '2')));

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)
8.3.60.0100.01016.75
8.3.50.0140.00822.12
8.3.40.0140.00018.73
8.3.30.0070.00719.09
8.3.20.0070.00720.34
8.3.10.0050.00321.95
8.3.00.0000.00819.26
8.2.180.0130.00616.75
8.2.170.0110.00418.79
8.2.160.0100.00322.96
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00317.78
8.2.110.0050.00521.99
8.2.100.0100.00319.51
8.2.90.0000.00819.16
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0060.00317.80
8.2.50.0000.00918.07
8.2.40.0050.00318.19
8.2.30.0060.00319.43
8.2.20.0070.00017.68
8.2.10.0040.00417.88
8.2.00.0040.00417.62
8.1.280.0110.00425.92
8.1.270.0060.00318.88
8.1.260.0040.00426.35
8.1.250.0070.00328.09
8.1.240.0090.00023.64
8.1.230.0000.01219.16
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0040.00717.23
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0040.00418.63
8.1.160.0040.00421.96
8.1.150.0050.00218.81
8.1.140.0030.00519.23
8.1.130.0030.00317.87
8.1.120.0000.00717.39
8.1.110.0060.00317.39
8.1.100.0000.00717.38
8.1.90.0050.00217.31
8.1.80.0030.00317.39
8.1.70.0030.00517.42
8.1.60.0050.00317.42
8.1.50.0000.00817.41
8.1.40.0040.00417.42
8.1.30.0040.00417.70
8.1.20.0050.00317.68
8.1.10.0080.00017.36
8.1.00.0040.00417.48
8.0.300.0000.00718.77
8.0.290.0080.00016.63
8.0.280.0070.00018.43
8.0.270.0030.00317.16
8.0.260.0000.00617.27
8.0.250.0070.00016.86
8.0.240.0030.00316.76
8.0.230.0000.00816.80
8.0.220.0000.00716.73
8.0.210.0070.00016.84
8.0.200.0030.00316.84
8.0.190.0040.00416.87
8.0.180.0050.00216.74
8.0.170.0000.00816.92
8.0.160.0000.00716.80
8.0.150.0000.00716.82
8.0.140.0040.00816.69
8.0.130.0050.00013.26
8.0.120.0080.00016.67
8.0.110.0040.00416.80
8.0.100.0050.00216.68
8.0.90.0080.00016.70
8.0.80.0130.00316.81
8.0.70.0050.00216.81
8.0.60.0000.00716.70
8.0.50.0000.00716.75
8.0.30.0130.01317.00
8.0.20.0080.01517.40
8.0.10.0050.00216.80
8.0.00.0100.00716.70
7.4.330.0050.00015.03
7.4.320.0030.00316.57
7.4.300.0000.00616.41
7.4.290.0030.00316.57
7.4.280.0050.00516.64
7.4.270.0020.00516.50
7.4.260.0000.00716.48
7.4.250.0040.00416.58
7.4.240.0040.00316.61
7.4.230.0000.00716.41
7.4.220.0100.01916.52
7.4.210.0100.00516.54
7.4.200.0030.00316.50
7.4.160.0000.01616.52
7.4.150.0150.00317.40
7.4.140.0130.00817.86
7.4.130.0150.00516.51
7.4.120.0130.00816.44
7.4.110.0030.01416.58
7.4.100.0090.00916.47
7.4.90.0070.01016.50
7.4.80.0060.01319.39
7.4.70.0040.01216.44
7.4.60.0060.00916.40
7.4.50.0030.00316.32
7.4.40.0150.00616.53
7.4.30.0090.01216.35
7.4.00.0060.00615.13
7.3.330.0030.00313.15
7.3.320.0030.00313.29
7.3.310.0030.00616.41
7.3.300.0050.00216.37
7.3.290.0100.00516.39
7.3.280.0060.01116.35
7.3.270.0090.01217.40
7.3.260.0080.00816.37
7.3.250.0100.00816.46
7.3.240.0130.00316.36
7.3.230.0090.01516.46
7.3.210.0100.00716.44
7.3.200.0130.00319.39
7.3.190.0100.00716.51
7.3.180.0030.01316.48
7.3.170.0100.00916.45
7.3.160.0070.01016.46
7.2.330.0110.01116.45
7.2.320.0070.01116.69
7.2.310.0080.00816.68
7.2.300.0070.01016.75
7.2.290.0130.01016.54
7.2.60.0070.00716.81
7.2.00.0030.00719.21
7.1.200.0090.00315.87
7.1.100.0060.00918.17
7.1.70.0040.00417.17
7.1.60.0060.01619.46
7.1.50.0100.01316.69
7.1.00.0070.07022.37
7.0.200.0700.00714.51
7.0.140.0000.07022.00
7.0.60.0300.05019.92
7.0.50.0100.06717.84
7.0.40.0100.08319.96
7.0.30.0200.03720.13
7.0.20.0300.05020.05
7.0.10.0130.08320.17
7.0.00.0100.06320.35
5.6.210.0030.08020.68
5.6.200.0030.08318.18
5.6.190.0070.04020.42
5.6.180.0230.05320.57
5.6.170.0330.07020.56
5.6.160.0000.05720.54
5.6.150.0030.04018.24
5.6.140.0030.08718.14
5.6.130.0130.06018.21
5.6.120.0100.07321.14
5.6.110.0030.04021.15
5.6.100.0000.07020.98
5.6.90.0100.04321.08
5.6.80.0030.04320.37
5.5.350.0270.06020.38
5.5.340.0070.03718.04
5.5.330.0100.06720.49
5.5.320.0030.08320.35
5.5.310.0400.07020.20
5.5.300.0030.05717.98
5.5.290.0100.06317.99
5.5.280.0100.03320.77
5.5.270.0070.08720.66
5.5.260.0100.08320.97
5.5.250.0030.04020.71
5.5.240.0100.07020.12
5.4.450.0430.07319.20
5.4.440.0630.05719.47
5.4.430.0570.07019.40
5.4.420.0700.05319.61
5.4.410.0170.05019.00
5.4.400.0670.04719.10
5.4.390.0930.05318.86
5.4.380.0970.05318.54
5.4.370.0700.05718.84
5.4.360.0900.05718.72
5.4.350.1000.05018.63
5.4.340.0830.06318.80
5.4.320.0930.05718.63
5.4.310.0830.05018.69
5.4.300.0900.05318.84
5.4.290.0830.06018.74
5.4.280.0830.04718.78
5.4.270.0770.05718.70
5.4.260.0730.05718.77
5.4.250.0770.05718.59
5.4.240.0830.05018.71
5.4.230.0770.04718.82
5.4.220.0830.04718.61
5.4.210.0930.05018.77
5.4.200.0730.06016.62
5.4.190.0700.05318.77
5.4.180.0770.05718.75
5.4.170.1100.06018.68
5.4.160.0770.05718.48
5.4.150.0930.06318.78
5.4.140.0900.05716.36
5.4.130.0800.05016.42
5.4.120.1000.04316.33
5.4.110.1000.05016.27
5.4.100.1000.04716.43
5.4.90.0770.05316.29
5.4.80.1100.03316.27
5.4.70.0930.05016.17
5.4.60.1030.04716.30
5.4.50.0970.05316.41
5.4.40.0870.05316.14
5.4.30.0900.05016.15
5.4.20.0930.05716.16
5.4.10.0870.05716.29
5.4.00.0770.05015.74
5.3.290.0830.06314.71
5.3.280.1100.04014.68
5.3.270.1030.05014.77
5.3.260.0930.05314.64
5.3.250.1000.04714.67
5.3.240.0770.05014.73
5.3.230.0630.06314.58
5.3.220.0970.05314.61
5.3.210.0900.04314.68
5.3.200.0700.06014.67
5.3.190.0700.06014.66
5.3.180.0830.05714.62
5.3.170.0670.06314.78
5.3.160.0830.04714.61
5.3.150.0770.05714.62
5.3.140.0800.06714.65
5.3.130.0970.08314.77
5.3.120.0970.04714.59
5.3.110.0900.05314.71
5.3.100.0970.05014.09
5.3.90.0970.05714.24
5.3.80.0930.05014.13
5.3.70.1100.03714.15
5.3.60.0900.05714.17
5.3.50.0930.05314.16
5.3.40.1000.05314.05
5.3.30.1030.04013.93
5.3.20.0970.05313.86
5.3.10.1030.04313.86
5.3.00.0870.06313.80
5.2.170.0770.04711.26
5.2.160.1070.05311.13
5.2.150.0770.04311.17
5.2.140.0630.05311.16
5.2.130.0930.05311.16
5.2.120.0770.04011.21
5.2.110.0800.03711.16
5.2.100.0800.04011.10
5.2.90.0770.04011.12
5.2.80.0870.03311.11
5.2.70.0800.04711.22
5.2.60.0930.03011.08
5.2.50.0970.03311.14
5.2.40.0630.04311.22
5.2.30.0600.05711.10
5.2.20.0730.04011.14
5.2.10.0600.04310.86
5.2.00.0630.04710.92
5.1.60.0500.04010.02
5.1.50.0600.04010.06
5.1.40.0670.03010.06
5.1.30.0670.03310.44
5.1.20.0600.03710.35
5.1.10.0670.03710.11
5.1.00.0600.02710.09
5.0.50.0300.0278.62
5.0.40.0300.0278.44
5.0.30.0330.0408.42
5.0.20.0300.0278.23
5.0.10.0230.0308.31
5.0.00.0400.0438.29
4.4.90.0270.0335.89
4.4.80.0270.0205.97
4.4.70.0230.0275.88
4.4.60.0230.0235.91
4.4.50.0230.0235.91
4.4.40.0230.0375.89
4.4.30.0300.0205.99
4.4.20.0300.0205.97
4.4.10.0300.0205.93
4.4.00.0300.0375.99
4.3.110.0330.0235.82
4.3.100.0300.0235.90
4.3.90.0330.0135.93
4.3.80.0370.0235.87
4.3.70.0270.0205.78
4.3.60.0230.0235.87
4.3.50.0270.0205.85
4.3.40.0270.0435.75
4.3.30.0130.0235.17
4.3.20.0130.0235.17
4.3.10.0170.0235.17
4.3.00.0100.0209.46

preferences:
53.15 ms | 401 KiB | 5 Q