3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'laudeodbadmin'; function rot13encrypt ($str) { return str_rot13(base64_encode($str)); } $encrypted = rot13encrypt ($string); echo $encrypted; ?>

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)
8.3.60.0070.00716.75
8.3.50.0110.00717.96
8.3.40.0110.00618.42
8.3.30.0130.00718.92
8.3.20.0000.00720.16
8.3.10.0080.00021.85
8.3.00.0080.00019.26
8.2.180.0000.02118.17
8.2.170.0150.00422.96
8.2.160.0100.00320.57
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00419.23
8.2.110.0040.00720.54
8.2.100.0090.00317.79
8.2.90.0000.00818.22
8.2.80.0030.00517.97
8.2.70.0080.00017.50
8.2.60.0050.00317.80
8.2.50.0080.00018.07
8.2.40.0040.00419.94
8.2.30.0040.00418.09
8.2.20.0040.00417.63
8.2.10.0040.00418.12
8.2.00.0040.00417.66
8.1.280.0130.00625.92
8.1.270.0040.00418.92
8.1.260.0020.00526.35
8.1.250.0070.00028.09
8.1.240.0060.00322.14
8.1.230.0110.00020.85
8.1.220.0080.00017.79
8.1.210.0080.00018.93
8.1.200.0070.00317.23
8.1.190.0050.00317.11
8.1.180.0040.00418.10
8.1.170.0040.00420.29
8.1.160.0040.00421.99
8.1.150.0070.00018.79
8.1.140.0000.00717.39
8.1.130.0030.00317.71
8.1.120.0030.00617.39
8.1.110.0050.00317.38
8.1.100.0040.00317.35
8.1.90.0030.00317.38
8.1.80.0070.00017.39
8.1.70.0040.00417.43
8.1.60.0090.00017.55
8.1.50.0080.00017.41
8.1.40.0000.00817.53
8.1.30.0080.00017.68
8.1.20.0000.00817.52
8.1.10.0000.00717.52
8.1.00.0000.00817.33
8.0.300.0080.00020.13
8.0.290.0040.00416.75
8.0.280.0070.00018.35
8.0.270.0070.00017.30
8.0.260.0040.00417.26
8.0.250.0030.00316.97
8.0.240.0030.00616.91
8.0.230.0070.00016.80
8.0.220.0030.00316.82
8.0.210.0000.00716.81
8.0.200.0030.00316.88
8.0.190.0040.00416.88
8.0.180.0030.00516.86
8.0.170.0050.00316.89
8.0.160.0000.00716.92
8.0.150.0000.00816.74
8.0.140.0030.00516.83
8.0.130.0040.00413.26
8.0.120.0000.00716.70
8.0.110.0000.00816.85
8.0.100.0000.00716.87
8.0.90.0040.00416.77
8.0.80.0100.00616.76
8.0.70.0040.00416.72
8.0.60.0030.00516.82
8.0.50.0000.00716.70
8.0.30.0140.00817.03
8.0.20.0160.01817.40
8.0.10.0050.00316.99
8.0.00.0110.00816.88
7.4.330.0060.00015.03
7.4.320.0030.00316.44
7.4.300.0000.00616.58
7.4.290.0040.00416.51
7.4.280.0040.00416.36
7.4.270.0040.00416.58
7.4.260.0030.00316.51
7.4.250.0070.00016.52
7.4.240.0020.00516.45
7.4.230.0030.00316.70
7.4.220.0100.00716.67
7.4.210.0000.01816.46
7.4.200.0030.00316.66
7.4.160.0030.01416.65
7.4.150.0070.01117.40
7.4.140.0080.01217.86
7.4.130.0130.00616.51
7.4.120.0120.00516.59
7.4.110.0130.00316.41
7.4.100.0140.00316.37
7.4.90.0130.00316.34
7.4.80.0100.00719.39
7.4.70.0090.00616.55
7.4.60.0100.01316.51
7.4.50.0030.00616.45
7.4.40.0110.00716.55
7.4.30.0070.01416.69
7.4.00.0060.01214.78
7.3.330.0000.00613.32
7.3.320.0140.00013.31
7.3.310.0040.00416.33
7.3.300.0000.00716.18
7.3.290.0080.00716.31
7.3.280.0080.00716.29
7.3.270.0100.00717.40
7.3.260.0110.00616.17
7.3.250.0120.00816.43
7.3.240.0160.00616.35
7.3.230.0140.00916.39
7.3.210.0030.01316.45
7.3.200.0060.01516.54
7.3.190.0060.01016.40
7.3.180.0130.00316.50
7.3.170.0030.01616.47
7.3.160.0060.01116.41
7.2.330.0030.01516.73
7.2.320.0060.01316.67
7.2.310.0040.01716.79
7.2.300.0080.01416.73
7.2.290.0070.01116.38
7.2.00.0000.01319.17
7.1.100.0080.00818.09
7.1.70.0000.00817.22
7.1.60.0060.00919.50
7.1.50.0070.01417.00
7.1.00.0130.06322.48
7.0.200.0400.00714.36
7.0.140.0030.06321.92
7.0.60.0200.05720.01
7.0.50.0030.08317.95
7.0.40.0100.08720.14
7.0.30.0230.05720.25
7.0.20.0370.05320.19
7.0.10.0100.05320.15
7.0.00.0070.08720.23
5.6.280.0000.07320.82
5.6.210.0030.04020.50
5.6.200.0070.05718.22
5.6.190.0100.07720.67
5.6.180.0130.04020.46
5.6.170.0130.06720.56
5.6.160.0070.09320.57
5.6.150.0070.04718.30
5.6.140.0130.07018.22
5.6.130.0070.05018.18
5.6.120.0070.05321.05
5.6.110.0030.07721.05
5.6.100.0030.04321.14
5.6.90.0100.04720.96
5.6.80.0100.06320.28
5.6.70.3570.03720.40
5.5.350.0270.07320.29
5.5.340.0130.04317.95
5.5.330.0030.08020.42
5.5.320.0330.04720.33
5.5.310.0200.06720.32
5.5.300.0030.04317.98
5.5.290.0030.07317.95
5.5.280.0130.08020.88
5.5.270.0130.08020.68
5.5.260.0100.08020.95
5.5.250.0200.04720.69
5.5.240.0170.03320.19
5.4.450.0400.06719.43
5.4.440.0900.06319.55
5.4.430.0900.06019.41
5.4.420.0800.05319.38
5.4.410.0070.07019.02
5.4.400.0300.06318.51
5.4.390.0430.06018.77
5.4.380.0400.07718.69
5.4.370.0370.05318.79
5.4.360.0300.05318.74
5.4.350.0300.05718.84
5.4.340.0430.05018.74
5.4.320.0300.05718.76
5.4.310.0430.06318.59
5.4.300.0430.05318.47
5.4.290.0500.07018.60
5.4.280.0430.05318.78
5.4.270.0400.06318.77
5.4.260.0430.05718.49
5.4.250.0230.06718.83
5.4.240.0400.07718.79
5.4.230.0470.05018.55
5.4.220.0400.07318.61
5.4.210.0530.05718.77
5.4.200.0470.05716.59
5.4.190.0330.05718.69
5.4.180.0430.05718.45
5.4.170.0400.06718.77
5.4.160.0300.05318.78
5.4.150.0400.04018.50
5.4.140.0270.05716.43
5.4.130.0300.05316.21
5.4.120.0300.05316.29
5.4.110.0370.05016.27
5.4.100.0400.05716.25
5.4.90.0370.05016.17
5.4.80.0400.04716.40
5.4.70.0400.04716.41
5.4.60.0470.04716.21
5.4.50.0400.05716.30
5.4.40.0430.06016.30
5.4.30.0330.06316.39
5.4.20.0370.04716.21
5.4.10.0270.05716.23
5.4.00.0400.05715.64
5.3.290.0370.06714.78
5.3.280.0300.06314.75
5.3.270.0330.05714.59
5.3.260.0400.05714.61
5.3.250.0270.06014.66
5.3.240.0200.06314.71
5.3.230.0300.06714.61
5.3.220.0270.06014.58
5.3.210.0470.05314.61
5.3.200.0400.04314.60
5.3.190.0270.06314.61
5.3.180.0430.06714.69
5.3.170.0430.04314.70
5.3.160.0230.06014.61
5.3.150.0400.05014.74
5.3.140.0330.04714.59
5.3.130.0300.05714.59
5.3.120.0430.06014.57
5.3.110.0270.06014.76
5.3.100.0300.05714.06
5.3.90.0270.05714.15
5.3.80.0230.05713.99
5.3.70.0370.05314.18
5.3.60.0330.05014.17
5.3.50.0230.05014.02
5.3.40.0200.05013.99
5.3.30.0130.05013.97
5.3.20.0200.05313.73
5.3.10.0230.05713.67
5.3.00.0330.06713.67
5.2.170.0300.05311.12
5.2.160.0230.04311.12
5.2.150.0270.04011.17
5.2.140.0170.05011.25
5.2.130.0200.04311.30
5.2.120.0230.04011.15
5.2.110.0230.04011.14
5.2.100.0230.04311.20
5.2.90.0130.05011.13
5.2.80.0200.05011.20
5.2.70.0270.03711.16
5.2.60.0170.04711.15
5.2.50.0400.05011.13
5.2.40.0330.04711.09
5.2.30.0200.04711.02
5.2.20.0200.04710.98
5.2.10.0200.03710.91
5.2.00.0230.03310.75
5.1.60.0130.04010.06
5.1.50.0330.02310.05
5.1.40.0200.0339.97
5.1.30.0200.03710.52
5.1.20.0270.03310.57
5.1.10.0200.03310.08
5.1.00.0170.04010.19
5.0.50.0070.0308.61
5.0.40.0070.0308.51
5.0.30.0130.0408.42
5.0.20.0100.0278.33
5.0.10.0100.0278.21
5.0.00.0070.0438.16
4.4.90.0100.0205.93
4.4.80.0070.0235.89
4.4.70.0070.0236.00
4.4.60.0100.0205.98
4.4.50.0070.0236.00
4.4.40.0030.0405.89
4.4.30.0170.0235.87
4.4.20.0100.0235.96
4.4.10.0130.0235.97
4.4.00.0170.0275.91
4.3.110.0100.0235.80
4.3.100.0130.0175.90
4.3.90.0170.0135.82
4.3.80.0070.0375.79
4.3.70.0070.0235.83
4.3.60.0070.0235.87
4.3.50.0130.0205.79
4.3.40.0100.0335.77
4.3.30.0100.0174.55
4.3.20.0070.0204.58
4.3.10.0030.0234.53
4.3.00.0000.0237.05

preferences:
51.77 ms | 400 KiB | 5 Q