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)
8.5.00.0140.00819.82
8.4.150.0010.00214.05
8.4.140.0240.01117.16
8.4.130.0260.00817.32
8.4.120.0250.00618.15
8.4.110.0290.00619.84
8.4.100.0280.00917.42
8.4.90.0290.01117.68
8.4.80.0210.00918.02
8.4.70.0160.00817.94
8.4.60.0220.00817.98
8.4.50.0330.00817.73
8.4.40.0270.00917.54
8.4.30.0310.00717.98
8.4.20.0310.00717.80
8.4.10.0280.00817.41
8.3.280.0120.00918.19
8.3.270.0240.01016.30
8.3.260.0270.00916.29
8.3.250.0230.00917.29
8.3.240.0270.00716.74
8.3.230.0310.00616.37
8.3.220.0210.00517.17
8.3.210.0150.00716.37
8.3.200.0190.00616.39
8.3.190.0260.00616.86
8.3.180.0220.00616.78
8.3.170.0290.00516.25
8.3.160.0270.00716.66
8.3.150.0250.00816.45
8.3.140.0260.00716.68
8.3.130.0240.00616.75
8.3.120.0210.00716.94
8.3.110.0210.00616.92
8.3.100.0260.00719.51
8.3.90.0250.00620.12
8.3.80.0270.00519.14
8.3.70.0270.00618.70
8.3.60.0230.00720.15
8.3.50.0210.00519.97
8.3.40.0210.00620.63
8.3.30.0200.00620.59
8.3.20.0170.00621.02
8.3.10.0180.00521.09
8.3.00.0170.00521.75
8.2.290.0200.00716.36
8.2.280.0190.00616.38
8.2.270.0210.00616.42
8.2.260.0180.00516.43
8.2.250.0160.00516.41
8.2.240.0210.00516.47
8.2.230.0210.00417.00
8.2.220.0210.00521.05
8.2.210.0190.00719.94
8.2.200.0190.00418.65
8.2.190.0180.00818.67
8.2.180.0200.00720.59
8.2.170.0240.00720.71
8.2.160.0220.00721.01
8.2.150.0230.00621.27
8.2.140.0240.00521.14
8.2.130.0230.00721.80
8.2.120.0220.00721.83
8.2.110.0230.00721.49
8.2.100.0220.00721.31
8.2.90.0220.00720.97
8.2.80.0200.00720.88
8.2.70.0190.00720.41
8.2.60.0200.00620.42
8.2.50.0180.00820.44
8.2.40.0170.00720.60
8.2.30.0190.00620.55
8.2.20.0180.00720.71
8.2.10.0170.00820.50
8.2.00.0190.00620.58
8.1.330.0230.00615.80
8.1.320.0210.00616.00
8.1.310.0170.00716.33
8.1.300.0180.00616.15
8.1.290.0220.00518.69
8.1.280.0220.00720.47
8.1.270.0240.00621.14
8.1.260.0210.00721.74
8.1.250.0220.00621.87
8.1.240.0210.00621.42
8.1.230.0210.00621.06
8.1.220.0200.00720.77
8.1.210.0190.00820.76
8.1.200.0200.00520.15
8.1.190.0190.00620.11
8.1.180.0170.00720.15
8.1.170.0170.00720.31
8.1.160.0180.00620.28
8.1.150.0190.00620.24
8.1.140.0180.00720.21
8.1.130.0200.00520.28
8.1.120.0200.00520.27
8.1.110.0180.00620.22
8.1.100.0180.00720.24
8.1.90.0190.00620.21
8.1.80.0180.00620.30
8.1.70.0170.00620.36
8.1.60.0180.00620.34
8.1.50.0180.00720.27
8.1.40.0210.00620.29
8.1.30.0220.00520.36
8.1.20.0200.00620.35
8.1.10.0220.00620.26
8.1.00.0210.00720.25
8.0.300.0200.00720.43
8.0.290.0210.00619.91
8.0.280.0190.00520.10
8.0.270.0200.00619.92
8.0.260.0220.00519.96
8.0.250.0190.00519.91
8.0.240.0200.00619.91
8.0.230.0190.00620.00
8.0.220.0190.00719.83
8.0.210.0210.00419.83
8.0.200.0200.00619.86
8.0.190.0170.00719.87
8.0.180.0170.00719.96
8.0.170.0190.00719.86
8.0.160.0210.00619.84
8.0.150.0200.00619.96
8.0.140.0190.00719.81
8.0.130.0200.00619.59
8.0.120.0210.00519.25
8.0.110.0180.00619.16
8.0.100.0190.00619.20
8.0.90.0200.00619.20
8.0.80.0190.00619.28
8.0.70.0210.00519.18
8.0.60.0210.00619.23
8.0.50.0210.00519.24
8.0.30.0210.00519.25
8.0.20.0180.00619.29
8.0.10.0190.00619.28
8.0.00.0190.00519.31
7.4.330.0180.00619.67
7.4.320.0210.00519.70
7.4.300.0200.00519.67
7.4.290.0210.00519.67
7.4.280.0200.00419.70
7.4.270.0180.00619.71
7.4.260.0190.00519.50
7.4.250.0190.00419.10
7.4.240.0190.00519.23
7.4.230.0200.00419.13
7.4.220.0190.00519.18
7.4.210.0190.00619.14
7.4.200.0190.00519.09
7.4.190.0190.00619.14
7.4.180.0190.00519.12
7.4.160.0200.00519.13
7.4.150.0190.00519.11
7.4.140.0180.00519.05
7.4.130.0170.00619.11
7.4.120.0190.00519.14
7.4.110.0190.00419.08
7.4.100.0170.00719.05
7.4.90.0200.00419.06
7.4.80.0190.00519.04
7.4.70.0190.00619.06
7.4.60.0190.00619.07
7.4.50.0190.00519.15
7.4.40.0180.00519.08
7.4.30.0170.00519.07
7.4.20.0170.00519.14
7.4.10.0170.00519.04
7.4.00.0160.00519.07
7.3.330.0160.00619.49
7.3.320.0170.00618.93
7.3.310.0190.00519.04
7.3.300.0190.00519.05
7.3.290.0200.00518.93
7.3.280.0190.00418.93
7.3.270.0180.00618.98
7.3.260.0190.00618.97
7.3.250.0180.00518.93
7.3.240.0190.00618.94
7.3.230.0190.00518.97
7.3.220.0210.00518.94
7.3.210.0200.00518.91
7.3.200.0190.00618.91
7.3.190.0200.00418.93
7.3.180.0190.00618.90
7.3.170.0180.00518.89
7.3.160.0190.00518.92
7.3.150.0190.00518.90
7.3.140.0180.00618.91
7.3.130.0180.00618.91
7.3.120.0170.00618.90
7.3.110.0180.00518.88
7.3.100.0170.00618.84
7.3.90.0180.00519.05
7.3.80.0180.00518.87
7.3.70.0190.00519.00
7.3.60.0190.00519.03
7.3.50.0180.00519.03
7.3.40.0160.00519.05
7.3.30.0180.00519.00
7.3.20.0200.00519.66
7.3.10.0220.00419.66
7.3.00.0190.00519.65

preferences:
44.44 ms | 403 KiB | 5 Q