3v4l.org

run code in 500+ PHP versions simultaneously
<?php function decrypt($s) { $bytes = array_map('hexdec', str_split($s, 2)); $len = count($bytes); $bytes[$len - 1] ^= $bytes[0]; for ($i = 0; $i < $len - 1; $i++) { $bytes[$i] ^= $bytes[$i + 1]; } return join('', array_map('chr', $bytes)); } $s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echo decrypt($s1);

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)
8.5.90.0110.00717.85
8.5.80.0090.00717.67
8.5.70.0080.00617.86
8.5.60.0140.00517.89
8.5.50.0060.00717.64
8.5.40.0110.00818.43
8.5.30.0120.00718.88
8.5.20.0130.00519.01
8.5.10.0150.00816.59
8.5.00.0090.01318.51
8.4.240.0130.01019.69
8.4.230.0150.00719.71
8.4.220.0140.01120.54
8.4.210.0140.00720.56
8.4.200.0170.00919.88
8.4.190.0150.00719.93
8.4.180.0080.00919.79
8.4.170.0160.00920.25
8.4.160.0170.00719.79
8.4.150.0110.00817.89
8.4.140.0100.01217.67
8.4.130.0130.00917.77
8.4.120.0140.00919.29
8.4.110.0140.01020.19
8.4.100.0150.01117.83
8.4.90.0150.00618.44
8.4.80.0110.00918.77
8.4.70.0150.00719.60
8.4.60.0170.00818.23
8.4.50.0120.00819.15
8.4.40.0110.01017.85
8.4.30.0100.01017.87
8.4.20.0090.01018.76
8.4.10.0140.01019.20
8.3.330.0130.00818.64
8.3.320.0100.00718.49
8.3.310.0120.00818.62
8.3.300.0130.00919.71
8.3.290.0160.01019.65
8.3.280.0160.00718.43
8.3.270.0130.00916.73
8.3.260.0130.00816.75
8.3.250.0130.00817.98
8.3.240.0130.00816.67
8.3.230.0110.01116.72
8.3.220.0110.01017.10
8.3.210.0120.01116.74
8.3.200.0080.00816.77
8.3.190.0120.00817.12
8.3.180.0100.00617.75
8.3.170.0130.00816.83
8.3.160.0070.00717.15
8.3.150.0120.00817.07
8.3.140.0100.00217.96
8.3.130.0040.00817.69
8.3.120.0120.00618.60
8.3.110.0100.00718.81
8.3.100.0080.00520.45
8.3.90.0050.00621.82
8.3.80.0050.00617.52
8.3.70.0050.00816.86
8.3.60.0090.00517.66
8.3.50.0190.01017.57
8.3.40.0150.00718.50
8.3.30.0150.00418.50
8.3.20.0110.00518.59
8.3.10.0100.00619.95
8.3.00.0080.00820.28
8.2.330.0160.00818.09
8.2.320.0110.00818.18
8.2.310.0130.00918.21
8.2.300.0260.00719.37
8.2.290.0190.01018.68
8.2.280.0200.00718.28
8.2.270.0230.00717.76
8.2.260.0190.00816.57
8.2.250.0190.00317.56
8.2.240.0150.00917.85
8.2.230.0210.00419.60
8.2.220.0130.01027.14
8.2.210.0160.00621.68
8.2.200.0180.00616.60
8.2.190.0160.00916.66
8.2.180.0140.00717.49
8.2.170.0110.00520.59
8.2.160.0090.00619.74
8.2.150.0170.00521.10
8.2.140.0160.00621.38
8.2.130.0130.00622.13
8.2.120.0150.00518.85
8.2.110.0170.00520.14
8.2.100.0160.00918.06
8.2.90.0190.00418.05
8.2.80.0150.00818.11
8.2.70.0170.00618.16
8.2.60.0080.00818.04
8.2.50.0150.00418.12
8.2.40.0100.00319.44
8.2.30.0110.00319.50
8.2.20.0110.00718.04
8.2.10.0140.00818.00
8.2.00.0150.00718.68
8.1.340.0240.01117.54
8.1.330.0210.00618.28
8.1.320.0210.00516.36
8.1.310.0160.00716.57
8.1.300.0190.00717.14
8.1.290.0160.00723.60
8.1.280.0210.00920.98
8.1.270.0220.00420.00
8.1.260.0180.00722.07
8.1.250.0100.00822.94
8.1.240.0110.00820.91
8.1.230.0100.00918.60
8.1.220.0130.00717.82
8.1.210.0130.00418.32
8.1.200.0120.00617.57
8.1.190.0100.00717.57
8.1.180.0090.00917.91
8.1.170.0130.00518.25
8.1.160.0080.00918.39
8.1.150.0090.00718.42
8.1.140.0080.00917.73
8.1.130.0110.00617.69
8.1.120.0120.00517.75
8.1.110.0110.00717.67
8.1.100.0100.00717.70
8.1.90.0110.00617.66
8.1.80.0110.00617.63
8.1.70.0110.00717.68
8.1.60.0110.00717.87
8.1.50.0100.00817.73
8.1.40.0120.00617.73
8.1.30.0080.00817.89
8.1.20.0100.00817.88
8.1.10.0100.00517.86
8.1.00.0090.00817.79
8.0.300.0110.00518.57
8.0.290.0120.00517.04
8.0.280.0080.00817.96
8.0.270.0100.00617.00
8.0.260.0110.00517.07
8.0.250.0080.00717.21
8.0.240.0070.00718.09
8.0.230.0040.00917.88
8.0.220.0050.00817.94
8.0.210.0140.00617.04
8.0.200.0140.00717.04
8.0.190.0170.00517.02
8.0.180.0140.00817.06
8.0.170.0160.00617.16
8.0.160.0160.00417.14
8.0.150.0150.00617.03
8.0.140.0070.00917.09
8.0.130.0150.00415.35
8.0.120.0100.00517.95
8.0.110.0090.00717.97
8.0.100.0080.00617.95
8.0.90.0080.00517.90
8.0.80.0110.00617.98
8.0.70.0050.00917.91
8.0.60.0070.00617.95
8.0.50.0060.00817.93
8.0.30.0110.00917.63
8.0.20.0120.01117.72
8.0.10.0080.00618.20
8.0.00.0130.00717.71
7.4.330.0060.00617.10
7.4.320.0060.00817.54
7.4.300.0080.00417.59
7.4.290.0040.00917.63
7.4.280.0090.00417.55
7.4.270.0110.00417.61
7.4.260.0070.00517.64
7.4.250.0060.00717.63
7.4.240.0060.00817.59
7.4.230.0070.00617.49
7.4.220.0090.00417.67
7.4.210.0050.01017.26
7.4.200.0070.00617.61
7.4.190.0130.00518.55
7.4.180.0130.00618.61
7.4.160.0090.00917.15
7.4.150.0130.01018.43
7.4.140.0100.01117.93
7.4.130.0070.01117.44
7.4.120.0130.00717.01
7.4.110.0110.00717.52
7.4.100.0110.00617.54
7.4.90.0130.00617.56
7.4.80.0150.00818.88
7.4.70.0080.01117.53
7.4.60.0090.00917.45
7.4.50.0110.00517.59
7.4.40.0080.01017.31
7.4.30.0080.00818.48
7.4.20.0070.00718.48
7.4.10.0130.00418.43
7.4.00.0120.00516.24
7.3.330.0080.00415.82
7.3.320.0060.00615.90
7.3.310.0090.00417.52
7.3.300.0050.00817.54
7.3.290.0080.00517.47
7.3.280.0100.00917.19
7.3.270.0130.00318.48
7.3.260.0100.00816.62
7.3.250.0110.00118.49
7.3.240.0090.00617.01
7.3.230.0110.00417.53
7.3.220.0090.00518.44
7.3.210.0070.00817.57
7.3.200.0070.00917.52
7.3.190.0100.00717.54
7.3.180.0080.00517.48
7.3.170.0110.00717.58
7.3.160.0090.00817.54
7.3.150.0100.00718.41
7.3.140.0130.00518.48
7.3.130.0110.00718.42
7.3.120.0070.01116.85
7.3.110.0080.00916.62
7.3.100.0120.00416.68
7.3.90.0060.00816.83
7.3.80.0110.00516.73
7.3.70.0070.00816.04
7.3.60.0100.00816.12
7.3.50.0070.01216.09
7.3.40.0080.00716.15
7.3.30.0090.00616.10
7.3.20.0100.00816.74
7.3.10.0110.00716.70
7.3.00.0090.01116.67
7.2.340.0120.00718.34
7.2.330.0190.00616.63
7.2.320.0160.01016.85
7.2.310.0220.00716.59
7.2.300.0160.01116.84
7.2.290.0170.00916.71
7.2.280.0290.00416.57
7.2.270.0260.00716.61
7.2.260.0260.00816.58
7.2.250.0180.00815.95
7.2.240.0140.01415.87
7.2.230.0170.00815.91
7.2.220.0130.00915.80
7.2.210.0150.00715.80
7.2.200.0180.00215.69
7.2.190.0160.00715.75
7.2.180.0100.01115.68
7.2.170.0110.00915.64
7.2.160.0150.00915.93
7.2.150.0210.00716.71
7.2.140.0280.00516.81
7.2.130.0280.00916.88
7.2.120.0220.01216.94
7.2.110.0200.00716.86
7.2.100.0170.01117.82
7.2.90.0170.00717.73
7.2.80.0190.00817.68
7.2.70.0160.00817.86
7.2.60.0130.00717.43
7.2.50.0120.01117.85
7.2.40.0330.01217.87
7.2.30.0390.00817.86
7.2.20.0500.00817.98
7.2.10.0310.01017.83
7.2.00.0460.00617.93
7.1.330.0070.01116.62
7.1.320.0110.00516.66
7.1.310.0110.00716.75
7.1.300.0130.00915.74
7.1.290.0090.00615.74
7.1.280.0120.00615.74
7.1.270.0080.00915.77
7.1.260.0110.00715.88
7.1.250.0160.01015.68
7.1.240.0170.00715.71
7.1.230.0640.00916.67
7.1.220.0120.01016.59
7.1.210.0170.00616.71
7.1.200.0120.00816.32
7.1.190.0160.00816.66
7.1.180.0130.01116.49
7.1.170.0130.00916.61
7.1.160.0300.00716.75
7.1.150.0320.01116.66
7.1.140.0460.00716.77
7.1.130.0380.01016.81
7.1.120.0390.00916.66
7.1.110.0330.01016.56
7.1.100.0380.00816.46
7.1.90.0350.00516.49
7.1.80.0280.00816.50
7.1.70.0320.00516.11
7.1.60.0340.01022.22
7.1.50.0440.00722.06
7.1.40.0340.00821.97
7.1.30.0330.00622.12
7.1.20.0370.00921.88
7.1.10.0300.00816.00
7.1.00.0310.00616.04
7.0.330.0150.00915.41
7.0.320.0080.00516.95
7.0.310.0230.00417.09
7.0.300.0220.00717.01
7.0.290.0220.00717.16
7.0.280.0270.00417.23
7.0.270.0200.00217.13
7.0.260.0090.00617.21
7.0.250.0110.00617.49
7.0.240.0160.00317.38
7.0.230.0110.00717.45
7.0.220.0140.00317.33
7.0.210.0090.00917.13
7.0.200.0110.00717.39
7.0.190.0100.00717.38
7.0.180.0120.00617.34
7.0.170.0100.00717.21
7.0.160.0120.00617.37
7.0.150.0140.00417.29
7.0.140.0080.01017.21
7.0.130.0130.00517.11
7.0.120.0120.00617.33
7.0.110.0120.00717.02
7.0.100.0130.00417.15
7.0.90.0090.01017.40
7.0.80.0090.00717.08
7.0.70.0100.00817.08
7.0.60.0110.00617.21
7.0.50.0070.00817.11
7.0.40.0090.00717.25
7.0.30.0130.00417.32
7.0.20.0110.00717.25
7.0.10.0090.00717.29
7.0.00.0100.00617.18
5.6.400.0130.01115.68
5.6.390.0130.01215.69
5.6.380.0160.01015.63
5.6.370.0140.00716.56
5.6.360.0100.00716.56
5.6.350.0070.00916.56
5.6.340.0070.00816.56
5.6.330.0120.00816.56
5.6.320.0090.00716.50
5.6.310.0130.00616.56
5.6.300.0140.00616.50
5.6.290.0130.00716.56
5.6.280.0140.00616.53
5.6.270.0120.00616.50
5.6.260.0100.00516.57
5.6.250.0100.01016.51
5.6.240.0130.00916.63
5.6.230.0200.01216.71
5.6.220.0200.01216.73
5.6.210.0220.00616.62
5.6.200.0250.00816.67
5.6.190.0230.01016.73
5.6.180.0220.00916.64
5.6.170.0260.00616.43
5.6.160.0220.00916.61
5.6.150.0280.01316.45
5.6.140.0270.00116.67
5.6.130.0310.00716.32
5.6.120.0280.00516.60
5.6.110.0280.00416.55
5.6.100.0230.00916.55
5.6.90.0260.00816.49
5.6.80.0260.00516.55
5.6.70.0240.00716.83
5.6.60.0270.00616.77
5.6.50.0230.00916.52
5.6.40.0230.01016.64
5.6.30.0330.00516.58
5.6.20.0210.00816.59
5.6.10.0280.00516.51
5.6.00.0230.00816.58

preferences:
118.12 ms | 2498 KiB | 5 Q