3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "COENRDMR"; $str[0] = chr(ord($str[0]) + hexdec('6b') - hexdec('42')); $str[1] = chr(ord($str[1]) + hexdec('61') - hexdec('65')); $str[2] = chr(ord($str[2]) + hexdec('61') - hexdec('65')); $str[3] = chr(ord($str[3]) + hexdec('79') - hexdec('47')); $str[4] = chr(ord($str[4]) - hexdec('79') + hexdec('47')); $str[5] = chr(ord($str[5]) - hexdec('62') + hexdec('65')); $str[6] = chr(ord($str[6]) - hexdec('61') + hexdec('65')); $str[7] = chr(ord($str[7]) - hexdec('42') + hexdec('6B')); var_dump($str);

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)
8.3.60.0160.00416.38
8.3.50.0050.01322.04
8.3.40.0070.00718.70
8.3.30.0090.00919.02
8.3.20.0040.00420.16
8.3.10.0040.00421.73
8.3.00.0090.00019.25
8.2.180.0080.00818.16
8.2.170.0120.00322.96
8.2.160.0130.00020.57
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0000.00819.36
8.2.110.0030.00621.12
8.2.100.0080.00417.63
8.2.90.0000.00819.16
8.2.80.0050.00317.97
8.2.70.0000.01217.63
8.2.60.0060.00317.80
8.2.50.0080.00018.07
8.2.40.0040.00419.88
8.2.30.0000.00718.09
8.2.20.0000.00817.73
8.2.10.0000.00718.17
8.2.00.0050.00317.78
8.1.280.0180.00425.92
8.1.270.0080.00018.80
8.1.260.0000.00726.35
8.1.250.0070.01028.09
8.1.240.0050.00522.59
8.1.230.0090.00317.48
8.1.220.0040.00417.79
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0080.00017.35
8.1.180.0040.00418.10
8.1.170.0030.00520.36
8.1.160.0040.00422.04
8.1.150.0050.00218.91
8.1.140.0040.00417.53
8.1.130.0030.00317.76
8.1.120.0060.00317.46
8.1.110.0000.00817.38
8.1.100.0040.00417.40
8.1.90.0050.00217.50
8.1.80.0030.00417.51
8.1.70.0000.00717.40
8.1.60.0080.00017.65
8.1.50.0060.00317.55
8.1.40.0000.00817.44
8.1.30.0040.00417.67
8.1.20.0040.00417.58
8.1.10.0030.00617.62
8.1.00.0040.00417.40
8.0.300.0050.00318.77
8.0.290.0030.00616.63
8.0.280.0030.00318.49
8.0.270.0000.00717.30
8.0.260.0000.00617.22
8.0.250.0030.00317.04
8.0.240.0030.00317.00
8.0.230.0030.00317.01
8.0.220.0000.00716.83
8.0.210.0050.00216.82
8.0.200.0030.00317.05
8.0.190.0050.00317.03
8.0.180.0000.00716.91
8.0.170.0080.00016.84
8.0.160.0000.00816.96
8.0.150.0000.00716.92
8.0.140.0070.00016.79
8.0.130.0060.00313.39
8.0.120.0040.00416.87
8.0.110.0040.00416.84
8.0.100.0040.00416.96
8.0.90.0070.00016.77
8.0.80.0060.00916.80
8.0.70.0070.00016.82
8.0.60.0040.00416.93
8.0.50.0040.00416.80
8.0.30.0130.00917.29
8.0.20.0020.01717.40
8.0.10.0000.00817.09
8.0.00.0100.01116.79
7.4.330.0020.00215.03
7.4.320.0030.00316.50
7.4.300.0030.00316.63
7.4.290.0050.00316.54
7.4.280.0080.00016.64
7.4.270.0030.00316.45
7.4.260.0000.00716.42
7.4.250.0040.00416.53
7.4.240.0030.00416.56
7.4.230.0070.00016.39
7.4.220.0070.01116.59
7.4.210.0060.01116.66
7.4.200.0040.00416.38
7.4.160.0070.01016.51
7.4.150.0240.02817.40
7.4.140.0130.01017.86
7.4.130.0120.00816.58
7.4.120.0070.01116.57
7.4.110.0030.01516.65
7.4.100.0070.01416.44
7.4.90.0190.00516.63
7.4.80.0130.00619.39
7.4.70.0060.00916.60
7.4.60.0110.00716.44
7.4.50.0030.00616.55
7.4.40.0060.01516.45
7.4.30.0140.00316.32
7.4.00.0100.00615.15
7.3.330.0050.00013.05
7.3.320.0090.00313.14
7.3.310.0000.00716.36
7.3.300.0060.00016.29
7.3.290.0070.00016.24
7.3.280.0080.00916.29
7.3.270.0080.01317.40
7.3.260.0090.00616.55
7.3.250.0070.01116.55
7.3.240.0200.00016.57
7.3.230.0070.01316.39
7.3.210.0100.00616.36
7.3.200.0100.01019.39
7.3.190.0060.00916.38
7.3.180.0060.01016.55
7.3.170.0110.00716.27
7.3.160.0120.00916.53
7.3.10.0090.00616.35
7.3.00.0060.00816.39
7.2.330.0100.00716.54
7.2.320.0090.00816.75
7.2.310.0000.02416.75
7.2.300.0110.00616.41
7.2.290.0160.00616.58
7.2.130.0120.00616.82
7.2.120.0100.00716.94
7.2.110.0060.00916.95
7.2.100.0100.00016.70
7.2.90.0090.00616.81
7.2.80.0040.00816.78
7.2.70.0040.01216.96
7.2.60.0020.01216.81
7.2.50.0000.00916.99
7.2.40.0120.00317.06
7.2.30.0070.01116.97
7.2.20.0030.00617.03
7.2.10.0090.00617.14
7.2.00.0110.00416.94
7.1.250.0040.00415.73
7.1.200.0040.00815.99
7.1.70.0070.00717.09
7.1.60.0100.01419.50
7.1.50.0100.01316.89
7.1.00.0070.07322.36
7.0.200.0200.00315.18
7.0.140.0070.07022.21
7.0.60.0030.08720.12
7.0.50.0070.07017.88
7.0.40.0130.08320.20
7.0.30.0230.04320.02
7.0.20.0230.08720.00
7.0.10.0300.06320.19
7.0.00.0030.08020.05
5.6.280.0000.07721.03
5.6.210.0030.04020.48
5.6.200.0100.07018.16
5.6.190.0100.03720.60
5.6.180.0300.07720.46
5.6.170.0230.08020.50
5.6.160.0030.04320.49
5.6.150.0170.06718.20
5.6.140.0070.04018.09
5.6.130.0100.07018.17
5.6.120.0100.08721.12
5.6.110.0100.08321.15
5.6.100.0070.06021.02
5.6.90.0170.07721.02
5.6.80.0170.06720.36
5.6.70.0130.03020.36
5.5.350.0270.07320.42
5.5.340.0030.04317.97
5.5.330.0130.07320.23
5.5.320.0100.07320.41
5.5.310.0230.08020.19
5.5.300.0070.05017.92
5.5.290.0070.08017.97
5.5.280.0030.04320.91
5.5.270.0030.06020.88
5.5.260.0170.06720.89
5.5.250.0030.06720.72
5.5.240.0030.05320.38
5.4.450.0300.06719.64
5.4.440.0730.06319.47
5.4.430.0730.06719.51
5.4.420.0770.06319.58
5.4.410.0130.05718.95
5.4.400.0430.06018.51
5.4.390.0470.07018.46
5.4.380.0470.05318.61
5.4.370.0500.06018.60
5.4.360.0370.07018.59
5.4.350.0230.07018.72
5.4.340.0430.05018.70
5.4.320.0300.06718.56
5.4.310.0370.08018.47
5.4.300.0330.08018.61
5.4.290.0300.06718.47
5.4.280.0300.06018.50
5.4.270.0370.05718.49
5.4.260.0330.06718.49
5.4.250.0400.07718.63
5.4.240.0270.06718.77
5.4.230.0370.05018.68
5.4.220.0300.07318.57
5.4.210.0170.07318.54
5.4.200.0270.06016.50
5.4.190.0430.07018.46
5.4.180.0630.05318.66
5.4.170.0330.08718.70
5.4.160.0530.06718.64
5.4.150.0570.07018.44
5.4.140.0370.08016.24
5.4.130.0370.07316.09
5.4.120.0370.07316.18
5.4.110.0500.06316.25
5.4.100.0400.07016.09
5.4.90.0370.05716.23
5.4.80.0370.05716.30
5.4.70.0470.05016.11
5.4.60.0470.04316.13
5.4.50.0330.05016.18
5.4.40.0230.05716.24
5.4.30.0400.05016.12
5.4.20.0330.05316.10
5.4.10.0400.04316.23
5.4.00.0470.05715.50
5.3.290.0300.06714.65
5.3.280.0470.04714.49
5.3.270.0430.06714.71
5.3.260.0300.07314.71
5.3.250.0400.04714.55
5.3.240.0300.04714.61
5.3.230.0300.05714.61
5.3.220.0470.07014.63
5.3.210.0530.07014.54
5.3.200.0400.06314.66
5.3.190.0570.07014.61
5.3.180.0500.06014.48
5.3.170.0370.05714.55
5.3.160.0570.05314.47
5.3.150.0570.07014.55
5.3.140.0430.07014.64
5.3.130.0400.05714.63
5.3.120.0300.05014.45
5.3.110.0370.06014.45
5.3.100.0400.06014.02
5.3.90.0470.06314.03
5.3.80.0400.05714.13
5.3.70.0530.05714.13
5.3.60.0370.05014.00
5.3.50.0400.04713.99
5.3.40.0370.06313.91
5.3.30.0600.06013.88
5.3.20.0370.06013.70
5.3.10.0270.08013.56
5.3.00.0500.06313.64
5.2.170.0400.04311.14
5.2.160.0430.04011.20
5.2.150.0170.05011.19
5.2.140.0230.04311.20
5.2.130.0330.04311.06
5.2.120.0270.04711.18
5.2.110.0370.05311.18
5.2.100.0170.05011.16
5.2.90.0370.05011.15
5.2.80.0300.04011.04
5.2.70.0200.05711.26
5.2.60.0470.04311.02
5.2.50.0130.05311.02
5.2.40.0400.03310.98
5.2.30.0130.05711.03
5.2.20.0170.05011.08
5.2.10.0270.04310.96
5.2.00.0170.04310.82
5.1.60.0100.0509.95
5.1.50.0400.03710.13
5.1.40.0230.05010.10
5.1.30.0330.05010.44
5.1.20.0330.04710.40
5.1.10.0270.04310.15
5.1.00.0200.04710.16
5.0.50.0070.0338.58
5.0.40.0130.0308.41
5.0.30.0170.0478.27
5.0.20.0070.0338.39
5.0.10.0130.0278.21
5.0.00.0130.0408.20
4.4.90.0130.0205.95
4.4.80.0170.0235.91
4.4.70.0300.0205.91
4.4.60.0170.0235.84
4.4.50.0200.0275.89
4.4.40.0200.0435.90
4.4.30.0230.0275.92
4.4.20.0200.0305.98
4.4.10.0130.0206.00
4.4.00.0170.0335.95
4.3.110.0200.0135.84
4.3.100.0100.0235.86
4.3.90.0100.0235.93
4.3.80.0100.0375.85
4.3.70.0100.0235.84
4.3.60.0070.0305.82
4.3.50.0070.0305.82
4.3.40.0070.0405.77
4.3.30.0030.0304.60
4.3.20.0030.0274.54
4.3.10.0030.0274.52
4.3.00.0170.0176.63

preferences:
40.67 ms | 401 KiB | 5 Q