3v4l.org

run code in 300+ PHP versions simultaneously
<?php $secret = "3d3d516343746d4d6d6c315669563362"; // original method was base64 encode -> strrev -> bin2hex // new method will be hex2bin -> strrev -> base64 decode echo base64_decode(strrev(hex2bin($secret))); ?>

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)
8.5.20.0110.00919.69
8.5.10.0180.01117.45
8.5.00.0190.00917.96
8.4.170.0100.01223.71
8.4.160.0240.01020.33
8.4.150.0190.00516.78
8.4.140.0270.01117.23
8.4.130.0300.00917.36
8.4.120.0290.00717.99
8.4.110.0310.00919.13
8.4.100.0320.01017.45
8.4.90.0350.01117.64
8.4.80.0250.00917.91
8.4.70.0220.00817.86
8.4.60.0260.00917.90
8.4.50.0330.00817.70
8.4.40.0290.00917.52
8.4.30.0320.00817.92
8.4.20.0310.00817.77
8.4.10.0290.00817.42
8.3.300.0120.01122.60
8.3.290.0140.00819.55
8.3.280.0240.00918.04
8.3.270.0300.00916.38
8.3.260.0310.00916.42
8.3.250.0280.01016.90
8.3.240.0310.00716.62
8.3.230.0330.00916.36
8.3.220.0250.00716.96
8.3.210.0210.00816.38
8.3.200.0260.00916.44
8.3.190.0290.00616.79
8.3.180.0250.00616.73
8.3.170.0310.00616.26
8.3.160.0280.00816.63
8.3.150.0270.00816.44
8.3.140.0270.00816.67
8.3.130.0250.00616.71
8.3.120.0220.00716.88
8.3.110.0220.00616.86
8.3.100.0270.00719.20
8.3.90.0260.00619.75
8.3.80.0280.00618.88
8.3.70.0280.00718.49
8.3.60.0250.00719.88
8.3.50.0220.00619.68
8.3.40.0220.00620.42
8.3.30.0210.00620.37
8.3.20.0180.00620.77
8.3.10.0200.00520.83
8.3.00.0170.00621.45
8.2.300.0350.01017.71
8.2.290.0260.00816.32
8.2.280.0220.00716.41
8.2.270.0230.00716.40
8.2.260.0190.00516.45
8.2.250.0170.00616.41
8.2.240.0220.00516.49
8.2.230.0220.00416.94
8.2.220.0210.00520.57
8.2.210.0190.00719.58
8.2.200.0200.00418.42
8.2.190.0200.00718.44
8.2.180.0210.00720.27
8.2.170.0250.00720.48
8.2.160.0230.00720.75
8.2.150.0240.00621.00
8.2.140.0250.00520.86
8.2.130.0230.00721.50
8.2.120.0230.00721.53
8.2.110.0230.00721.24
8.2.100.0230.00721.05
8.2.90.0220.00720.75
8.2.80.0210.00720.66
8.2.70.0190.00720.25
8.2.60.0210.00620.26
8.2.50.0190.00820.28
8.2.40.0180.00720.44
8.2.30.0200.00620.38
8.2.20.0190.00720.53
8.2.10.0170.00820.32
8.2.00.0200.00620.41
8.1.340.0350.00917.34
8.1.330.0270.00615.78
8.1.320.0220.00715.99
8.1.310.0190.00716.30
8.1.300.0200.00616.12
8.1.290.0230.00618.40
8.1.280.0230.00720.12
8.1.270.0250.00620.86
8.1.260.0210.00821.44
8.1.250.0230.00721.57
8.1.240.0220.00621.14
8.1.230.0210.00720.81
8.1.220.0200.00720.56
8.1.210.0200.00820.52
8.1.200.0200.00519.98
8.1.190.0190.00619.95
8.1.180.0180.00719.98
8.1.170.0170.00720.14
8.1.160.0180.00620.12
8.1.150.0190.00620.08
8.1.140.0180.00720.05
8.1.130.0200.00520.12
8.1.120.0200.00520.10
8.1.110.0190.00620.05
8.1.100.0180.00720.07
8.1.90.0200.00620.06
8.1.80.0190.00720.13
8.1.70.0180.00620.19
8.1.60.0190.00620.17
8.1.50.0190.00720.10
8.1.40.0220.00620.13
8.1.30.0220.00620.20
8.1.20.0210.00620.19
8.1.10.0220.00620.11
8.1.00.0210.00720.09
8.0.300.0210.00720.19
8.0.290.0210.00619.73
8.0.280.0200.00519.91
8.0.270.0200.00719.74
8.0.260.0220.00519.78
8.0.250.0190.00619.73
8.0.240.0200.00619.73
8.0.230.0190.00619.81
8.0.220.0190.00719.64
8.0.210.0210.00419.65
8.0.200.0200.00619.69
8.0.190.0180.00719.69
8.0.180.0180.00719.78
8.0.170.0200.00719.68
8.0.160.0220.00619.67
8.0.150.0210.00619.77
8.0.140.0190.00719.62
8.0.130.0210.00619.42
8.0.120.0210.00519.11
8.0.110.0190.00619.02
8.0.100.0200.00619.06
8.0.90.0200.00619.06
8.0.80.0200.00619.12
8.0.70.0220.00519.04
8.0.60.0220.00619.09
8.0.50.0210.00519.09
8.0.30.0220.00519.10
8.0.20.0190.00619.16
8.0.10.0190.00619.15
8.0.00.0200.00519.19
7.4.330.0190.00619.47
7.4.320.0210.00619.52
7.4.300.0210.00519.48
7.4.290.0210.00519.48
7.4.280.0210.00419.51
7.4.270.0190.00619.52
7.4.260.0200.00519.32
7.4.250.0190.00518.94
7.4.240.0190.00519.06
7.4.230.0210.00418.98
7.4.220.0190.00519.02
7.4.210.0190.00618.99
7.4.200.0200.00518.94
7.4.190.0190.00618.99
7.4.180.0190.00618.97
7.4.160.0200.00518.98
7.4.150.0190.00518.97
7.4.140.0190.00618.90
7.4.130.0170.00618.95
7.4.120.0200.00518.99
7.4.110.0190.00418.93
7.4.100.0170.00718.91
7.4.90.0200.00418.92
7.4.80.0200.00518.89
7.4.70.0190.00618.91
7.4.60.0190.00618.92
7.4.50.0200.00519.00
7.4.40.0180.00518.91
7.4.30.0170.00518.91
7.4.20.0170.00518.99
7.4.10.0170.00518.90
7.4.00.0170.00518.92
7.3.330.0170.00619.28
7.3.320.0170.00618.78
7.3.310.0190.00518.88
7.3.300.0190.00518.88
7.3.290.0210.00518.78
7.3.280.0200.00418.77
7.3.270.0180.00618.85
7.3.260.0190.00618.82
7.3.250.0190.00518.77
7.3.240.0190.00618.78
7.3.230.0200.00518.82
7.3.220.0220.00518.78
7.3.210.0210.00518.75
7.3.200.0200.00618.76
7.3.190.0200.00418.77
7.3.180.0190.00618.75
7.3.170.0190.00518.74
7.3.160.0190.00518.76
7.3.150.0200.00518.75
7.3.140.0180.00618.76
7.3.130.0190.00618.76
7.3.120.0170.00618.75
7.3.110.0190.00518.72
7.3.100.0180.00618.71
7.3.90.0190.00518.91
7.3.80.0190.00518.71
7.3.70.0190.00518.85
7.3.60.0190.00518.87
7.3.50.0180.00518.88
7.3.40.0170.00618.91
7.3.30.0180.00518.86
7.3.20.0200.00519.57
7.3.10.0210.00419.56
7.3.00.0190.00619.56

preferences:
142.64 ms | 403 KiB | 5 Q