3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'cat'; $b = 'cats'; $result = 0; for ($i = 0; $i < strlen($a); $i++) { $result |= (ord($a[$i]) ^ ord($b[$i])); } $c = ($result == 0) ? "equal" : "not equal";

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)
8.3.60.0140.00316.36
8.3.50.0140.00822.07
8.3.40.0100.00318.67
8.3.30.0070.00719.06
8.3.20.0000.00720.03
8.3.10.0040.00421.81
8.3.00.0040.00419.14
8.2.180.0160.00316.75
8.2.170.0130.00318.88
8.2.160.0140.00022.96
8.2.150.0040.00424.18
8.2.140.0040.01124.66
8.2.130.0050.00226.16
8.2.120.0000.00719.54
8.2.110.0000.01021.02
8.2.100.0120.00017.72
8.2.90.0040.00417.91
8.2.80.0090.00018.16
8.2.70.0030.00617.61
8.2.60.0060.00317.93
8.2.50.0050.00518.10
8.2.40.0040.00420.61
8.2.30.0000.00819.31
8.2.20.0000.00717.53
8.2.10.0000.00818.13
8.2.00.0050.00217.56
8.1.280.0040.01125.92
8.1.270.0030.00618.86
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00323.88
8.1.230.0070.00720.97
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0090.00017.13
8.1.190.0030.00617.10
8.1.180.0040.00418.10
8.1.170.0090.00018.65
8.1.160.0100.00022.14
8.1.150.0040.00418.89
8.1.140.0070.00019.11
8.1.130.0030.00317.74
8.1.120.0000.00817.46
8.1.110.0040.00417.35
8.1.100.0070.00317.54
8.1.90.0070.00017.48
8.1.80.0000.00717.30
8.1.70.0000.00717.43
8.1.60.0080.00017.63
8.1.50.0000.00817.51
8.1.40.0080.00317.51
8.1.30.0080.00017.64
8.1.20.0050.00217.66
8.1.10.0000.00717.43
8.1.00.0030.00617.53
8.0.300.0070.00019.86
8.0.290.0070.00016.63
8.0.280.0040.00418.30
8.0.270.0000.00717.10
8.0.260.0060.00017.10
8.0.250.0000.00716.90
8.0.240.0000.00616.91
8.0.230.0030.00316.77
8.0.220.0000.00716.86
8.0.210.0030.00316.83
8.0.200.0000.00616.90
8.0.190.0040.00416.89
8.0.180.0070.00016.75
8.0.170.0090.00016.83
8.0.160.0040.00416.91
8.0.150.0050.00216.89
8.0.140.0000.00716.78
8.0.130.0060.00013.21
8.0.120.0040.00416.70
8.0.110.0040.00416.85
8.0.100.0020.00516.85
8.0.90.0020.00516.73
8.0.80.0040.01216.80
8.0.70.0040.00416.93
8.0.60.0000.00716.89
8.0.50.0030.00516.82
8.0.30.0150.00817.00
8.0.20.0130.01317.40
8.0.10.0030.00617.04
8.0.00.0110.00716.71
7.4.330.0050.00015.08
7.4.320.0000.00716.45
7.4.300.0060.00016.59
7.4.290.0070.00016.41
7.4.280.0000.00816.54
7.4.270.0030.00516.40
7.4.260.0030.00316.35
7.4.250.0060.00316.38
7.4.240.0020.00516.51
7.4.230.0030.00316.39
7.4.220.0090.00916.45
7.4.210.0010.01316.59
7.4.200.0030.00616.41
7.4.160.0070.00716.48
7.4.150.0110.01417.40
7.4.140.0120.00817.86
7.4.130.0080.00916.44
7.4.120.0110.00616.47
7.4.110.0100.01416.42
7.4.100.0120.00816.45
7.4.90.0070.01016.57
7.4.80.0160.00719.39
7.4.70.0030.01316.40
7.4.60.0130.00616.53
7.4.50.0040.00416.45
7.4.40.0120.00416.48
7.4.30.0030.01216.39
7.4.00.0090.00815.02
7.3.330.0050.00013.17
7.3.320.0050.00013.07
7.3.310.0000.00916.32
7.3.300.0030.00316.34
7.3.290.0030.00316.35
7.3.280.0090.01216.30
7.3.270.0120.00617.40
7.3.260.0070.01016.38
7.3.250.0060.01316.52
7.3.240.0060.01116.39
7.3.230.0000.01616.39
7.3.210.0060.01016.64
7.3.200.0130.00619.39
7.3.190.0060.01016.25
7.3.180.0120.00316.55
7.3.170.0090.00916.62
7.3.160.0120.00816.50
7.3.120.0080.00715.04
7.3.110.0070.00714.70
7.3.100.0020.01314.85
7.3.90.0110.00314.95
7.3.80.0070.00514.97
7.3.70.0030.01014.78
7.3.60.0040.01114.77
7.3.50.0070.00814.85
7.3.40.0060.00414.95
7.3.30.0080.00814.90
7.3.20.0050.00816.67
7.3.10.0080.00716.62
7.3.00.0080.00516.40
7.2.330.0090.00916.64
7.2.320.0110.00716.48
7.2.310.0120.00916.46
7.2.300.0110.00616.73
7.2.290.0030.01316.69
7.2.250.0070.01415.19
7.2.240.0090.01014.80
7.2.230.0050.01214.95
7.2.220.0100.00914.99
7.2.210.0030.01115.08
7.2.200.0050.00515.05
7.2.190.0040.01314.97
7.2.180.0050.01014.85
7.2.170.0070.00715.21
7.2.160.0030.01315.24
7.2.150.0090.00616.80
7.2.140.0030.01316.99
7.2.130.0090.00816.82
7.2.120.0050.01216.55
7.2.110.0110.01016.69
7.2.100.0120.00816.59
7.2.90.0120.00616.69
7.2.80.0070.01116.46
7.2.70.0110.00616.63
7.2.60.0080.00916.79
7.2.50.0120.01216.77
7.2.40.0070.01216.50
7.2.30.0080.00716.73
7.2.20.0100.00716.57
7.2.10.0110.00516.36
7.2.00.0110.00717.59
7.1.330.0030.01015.87
7.1.320.0030.00815.87
7.1.310.0020.01116.01
7.1.300.0070.01015.98
7.1.290.0090.00515.79
7.1.280.0060.00815.82
7.1.270.0080.00715.60
7.1.260.0050.00815.72
7.1.250.0060.01215.44
7.1.100.0000.01117.75
7.1.70.0030.00517.09
7.1.60.0040.00717.29
7.1.50.0030.01917.02
7.1.00.0100.07022.43
7.0.200.0040.01416.88
7.0.140.0100.05722.12
7.0.60.0070.08719.93
7.0.50.0000.05317.89
7.0.40.0100.06320.08
7.0.30.0170.05320.34
7.0.20.0230.03720.12
7.0.10.0100.03720.33
7.0.00.0070.07020.01
5.6.280.0000.07721.06
5.6.210.0070.05320.44
5.6.200.0000.05018.09
5.6.190.0130.06320.41
5.6.180.0430.07720.77
5.6.170.0230.04720.51
5.6.160.0130.08020.33
5.6.150.0030.06318.22
5.6.140.0100.08018.15
5.6.130.0030.04318.16
5.6.120.0070.04321.09
5.6.110.0100.03720.96
5.6.100.0030.08020.98
5.6.90.0070.05321.11
5.6.80.0070.08320.36
5.5.350.0170.03720.35
5.5.340.0070.03318.02
5.5.330.0100.08020.19
5.5.320.0100.08020.41
5.5.310.0300.07720.24
5.5.300.0100.07717.89
5.5.290.0170.07718.02
5.5.280.0000.04320.79
5.5.270.0130.07320.85
5.5.260.0200.07320.82
5.5.250.0030.05720.49
5.5.240.0130.02720.16
5.4.450.0430.06019.63
5.4.440.0230.05319.08
5.4.430.0600.06719.44
5.4.420.0230.05319.26
5.4.410.0300.04319.36
5.4.400.0130.05718.92
5.4.390.0170.05718.53
5.4.380.0270.05018.62
5.4.370.0270.04718.61
5.4.360.0130.06018.50
5.4.350.0200.06018.60
5.4.340.0200.06018.66
5.4.320.0130.06718.62
5.4.310.0270.05018.50
5.4.300.0200.06018.61
5.4.290.0170.05318.65
5.4.280.0330.04018.61
5.4.270.0130.06718.43
5.4.260.0200.05318.76
5.4.250.0170.06018.48
5.4.240.0170.06018.67
5.4.230.0270.05018.66
5.4.220.0270.04718.66
5.4.210.0200.05018.61
5.4.200.0200.04716.65
5.4.190.0300.04318.71
5.4.180.0230.05018.68
5.4.170.0130.05718.66
5.4.160.0170.05318.66
5.4.150.0270.05018.59
5.4.140.0230.04716.31
5.4.130.0100.05716.04
5.4.120.0230.04316.35
5.4.110.0230.04316.02
5.4.100.0200.05016.06
5.4.90.0230.05016.36
5.4.80.0170.05716.06
5.4.70.0270.05316.13
5.4.60.0200.05016.32
5.4.50.0270.04016.11
5.4.40.0270.04316.05
5.4.30.0130.05316.21
5.4.20.0230.05016.36
5.4.10.0270.05316.23
5.4.00.0130.05315.61
5.3.290.0200.05314.57
5.3.280.0330.05714.54
5.3.270.0330.06314.57
5.3.260.0270.06014.55
5.3.250.0270.05014.52
5.3.240.0230.04714.58
5.3.230.0100.06314.58
5.3.220.0200.05314.56
5.3.210.0170.05714.48
5.3.200.0230.05014.66
5.3.190.0170.06014.56
5.3.180.0200.05314.53
5.3.170.0100.05714.54
5.3.160.0200.05014.56
5.3.150.0100.06714.65
5.3.140.0200.04714.61
5.3.130.0300.04314.46
5.3.120.0100.06314.60
5.3.110.0200.05014.53
5.3.100.0100.06014.11
5.3.90.0100.06314.11
5.3.80.0130.06014.01
5.3.70.0200.05013.91
5.3.60.0270.04713.91
5.3.50.0200.05713.86
5.3.40.0170.05313.86
5.3.30.0130.05313.85
5.3.20.0170.05313.62
5.3.10.0300.04713.62
5.3.00.0000.07013.55
5.2.170.0070.05011.28
5.2.160.0070.05311.14
5.2.150.0170.05711.17
5.2.140.0130.05311.07
5.2.130.0200.03311.13
5.2.120.0170.03711.13
5.2.110.0170.03711.05
5.2.100.0230.05011.02
5.2.90.0070.04711.13
5.2.80.0130.05011.04
5.2.70.0130.04311.13
5.2.60.0170.04011.02
5.2.50.0200.03311.00
5.2.40.0200.05010.93
5.2.30.0170.03711.01
5.2.20.0070.05011.00
5.2.10.0130.04710.84
5.2.00.0130.05310.71
5.1.60.0300.04310.00
5.1.50.0270.05010.00
5.1.40.0200.0439.99
5.1.30.0130.03710.48
5.1.20.0130.03710.42
5.1.10.0100.04010.09
5.1.00.0130.03710.04
5.0.50.0100.0278.61
5.0.40.0100.0338.39
5.0.30.0130.0438.25
5.0.20.0170.0278.23
5.0.10.0100.0308.30
5.0.00.0170.0438.16
4.4.90.0030.0305.91
4.4.80.0130.0405.82
4.4.70.0100.0205.87
4.4.60.0100.0275.82
4.4.50.0130.0175.89
4.4.40.0070.0475.89
4.4.30.0100.0205.92
4.4.20.0070.0235.97
4.4.10.0030.0275.93
4.4.00.0030.0375.98
4.3.110.0070.0275.84
4.3.100.0070.0235.79
4.3.90.0100.0205.81
4.3.80.0070.0375.82
4.3.70.0030.0235.79
4.3.60.0030.0235.79
4.3.50.0030.0305.81
4.3.40.0070.0305.86
4.3.30.0000.0234.68
4.3.20.0070.0234.67
4.3.10.0070.0204.51
4.3.00.0070.0179.39

preferences:
51.97 ms | 401 KiB | 5 Q