3v4l.org

run code in 300+ PHP versions simultaneously
<?php $secret = "3d3d516343746d4d6d6c315669563362"; print(hex2bin($secret)); print(strrev(hex2bin($secret))) //print(hex2bin(strrev(base64_decode($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)
8.3.40.0040.01118.60
8.3.30.0100.00318.62
8.3.20.0070.00020.16
8.3.10.0030.01421.60
8.3.00.0030.00519.26
8.2.170.0160.00322.96
8.2.160.0030.01020.47
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0070.00026.16
8.2.120.0080.00020.89
8.2.110.0040.00420.31
8.2.100.0040.00817.91
8.2.90.0030.00619.17
8.2.80.0040.00417.97
8.2.70.0030.00717.75
8.2.60.0050.00317.93
8.2.50.0000.01018.07
8.2.40.0090.00020.01
8.2.30.0040.00418.12
8.2.20.0070.00017.73
8.2.10.0070.00017.90
8.2.00.0040.00417.61
8.1.270.0040.00422.19
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00722.07
8.1.230.0070.00423.91
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00617.35
8.1.190.0040.00417.23
8.1.180.0050.00319.01
8.1.170.0000.00818.61
8.1.160.0030.00321.95
8.1.150.0040.00418.85
8.1.140.0030.00517.43
8.1.130.0030.00317.73
8.1.120.0040.00417.40
8.1.110.0030.00517.34
8.1.100.0030.00317.14
8.1.90.0070.00017.30
8.1.80.0030.00417.38
8.1.70.0070.00017.34
8.1.60.0030.00617.50
8.1.50.0030.00517.50
8.1.40.0040.00417.36
8.1.30.0080.00017.61
8.1.20.0050.00217.51
8.1.10.0040.00417.51
8.1.00.0080.00317.29
8.0.300.0040.00418.77
8.0.290.0000.00717.05
8.0.280.0070.00018.42
8.0.270.0040.00417.18
8.0.260.0030.00317.26
8.0.250.0030.00316.91
8.0.240.0000.00716.94
8.0.230.0030.00316.85
8.0.220.0030.00316.69
8.0.210.0040.00416.73
8.0.200.0080.00016.86
8.0.190.0040.00416.88
8.0.180.0050.00216.74
8.0.170.0040.00416.84
8.0.160.0070.00016.85
8.0.150.0000.00716.73
8.0.140.0040.00416.66
8.0.130.0000.00613.25
8.0.120.0040.00416.71
8.0.110.0040.00416.67
8.0.100.0070.00016.86
8.0.90.0050.00216.72
8.0.80.0140.00016.84
8.0.70.0000.00716.69
8.0.60.0040.00416.76
8.0.50.0040.00416.75
8.0.30.0090.01317.05
8.0.20.0140.00917.40
8.0.10.0040.00417.05
8.0.00.0120.00916.79
7.4.330.0070.00015.03
7.4.320.0030.00316.47
7.4.300.0030.00316.54
7.4.290.0070.00016.44
7.4.280.0040.00416.43
7.4.270.0030.00316.54
7.4.260.0040.00416.50
7.4.250.0050.00316.50
7.4.240.0060.00116.43
7.4.230.0040.00416.55
7.4.220.0150.00616.50
7.4.210.0070.01216.55
7.4.200.0000.00716.62
7.4.160.0060.00916.46
7.4.150.0160.01017.40
7.4.140.0090.00817.86
7.4.130.0080.00816.57
7.4.120.0120.00616.55
7.4.110.0090.00916.47
7.4.100.0080.01116.50
7.4.90.0090.00616.40
7.4.80.0090.00919.39
7.4.70.0060.00916.51
7.4.60.0070.01016.36
7.4.50.0030.00516.47
7.4.40.0030.01916.58
7.4.30.0100.01416.64
7.4.00.0060.01214.96
7.3.330.0030.00313.01
7.3.320.0030.00312.99
7.3.310.0070.00016.04
7.3.300.0070.00016.14
7.3.290.0080.00616.14
7.3.280.0070.00916.13
7.3.270.0090.01617.40
7.3.260.0130.00316.47
7.3.250.0100.00716.30
7.3.240.0060.01116.41
7.3.230.0150.00816.39
7.3.210.0120.00616.25
7.3.200.0070.01019.39
7.3.190.0110.00516.14
7.3.180.0120.00616.53
7.3.170.0060.01216.43
7.3.160.0090.01316.15
7.2.330.0030.01316.41
7.2.320.0050.01216.34
7.2.310.0140.00316.67
7.2.300.0100.00716.10
7.2.290.0100.01016.32
7.2.00.0040.01119.09
7.1.100.0090.00618.00
7.1.70.0040.00417.11
7.1.60.0100.01419.57
7.1.50.0180.00634.40
7.1.00.0100.07022.36
7.0.200.0000.00916.71
7.0.140.0030.03322.01
7.0.60.0070.08720.03
7.0.50.0130.07717.78
7.0.40.0070.04320.06
7.0.30.0170.04320.18
7.0.20.0330.08020.13
7.0.10.0130.08320.30
7.0.00.0000.04720.11
5.6.280.0070.07021.14
5.6.210.0200.05720.61
5.6.200.0130.05718.22
5.6.190.0030.07320.27
5.6.180.0300.06320.67
5.6.170.0200.04020.49
5.6.160.0000.06720.33
5.6.150.0000.05018.18
5.6.140.0070.08018.09
5.6.130.0070.05018.17
5.6.120.0130.05021.14
5.6.110.0130.05321.03
5.6.100.0170.07020.95
5.6.90.0100.08720.98
5.6.80.0000.04020.43
5.5.350.0230.08020.39
5.5.340.0070.05017.99
5.5.330.0100.07320.28
5.5.320.0430.06720.17
5.5.310.0300.06020.32
5.5.300.0100.08017.96
5.5.290.0070.06718.00
5.5.280.0030.08720.75
5.5.270.0100.08720.83
5.5.260.0030.04020.96
5.5.250.0030.08720.57
5.5.240.0030.07720.14
5.4.450.0230.05019.38
5.4.440.0330.05019.49
5.4.430.0130.05019.25
5.4.420.0170.07319.48
5.4.410.0170.06718.72
5.4.400.0230.04718.79
5.4.390.0070.05718.74
5.4.380.0070.06718.65
5.4.370.0370.04318.68
5.4.360.0300.05018.68
5.4.350.0300.05718.61
5.4.340.0370.04718.61
5.4.320.0300.05718.61
5.4.310.0330.05018.48
5.4.300.0230.06018.46
5.4.290.0330.05018.50
5.4.280.0370.04718.52
5.4.270.0370.04318.55
5.4.260.0370.05318.61
5.4.250.0330.05018.75
5.4.240.0230.06018.66
5.4.230.0330.04718.55
5.4.220.0330.05018.50
5.4.210.0470.05018.46
5.4.200.0400.04316.37
5.4.190.0230.05718.70
5.4.180.0200.06318.54
5.4.170.0230.06018.66
5.4.160.0230.05718.44
5.4.150.0330.05318.54
5.4.140.0270.06316.05
5.4.130.0330.04016.30
5.4.120.0400.06716.20
5.4.110.0370.07016.27
5.4.100.0300.05316.22
5.4.90.0270.05716.12
5.4.80.0370.04716.04
5.4.70.0370.04716.10
5.4.60.0330.04716.09
5.4.50.0400.04316.11
5.4.40.0330.04716.01
5.4.30.0200.05716.03
5.4.20.0300.05016.21
5.4.10.0330.04316.08
5.4.00.0170.06015.70
5.3.290.0200.06314.65
5.3.280.0300.04714.67
5.3.270.0230.06014.57
5.3.260.0430.04014.60
5.3.250.0230.05314.52
5.3.240.0300.05014.50
5.3.230.0230.05714.68
5.3.220.0170.07014.45
5.3.210.0170.06014.47
5.3.200.0200.06014.55
5.3.190.0200.05714.59
5.3.180.0230.05714.50
5.3.170.0300.04714.50
5.3.160.0300.04714.59
5.3.150.0270.05714.58
5.3.140.0370.04714.50
5.3.130.0230.06014.50
5.3.120.0300.05314.54
5.3.110.0400.06314.61
5.3.100.0370.04313.92
5.3.90.0270.05314.09
5.3.80.0330.04313.98
5.3.70.0300.05314.08
5.3.60.0200.05714.02
5.3.50.0370.04014.04
5.3.40.0230.05313.88
5.3.30.0230.05313.89
5.3.20.0300.04713.67
5.3.10.0230.05013.66
5.3.00.0100.06313.62
5.2.170.0200.04011.11
5.2.160.0130.04311.18
5.2.150.0200.05311.18
5.2.140.0370.05311.17
5.2.130.0200.04311.16
5.2.120.0170.04711.03
5.2.110.0230.04011.14
5.2.100.0270.03711.07
5.2.90.0170.04711.13
5.2.80.0270.03711.04
5.2.70.0330.04311.24
5.2.60.0170.05010.99
5.2.50.0270.04311.16
5.2.40.0170.04710.90
5.2.30.0170.04011.11
5.2.20.0200.04010.98
5.2.10.0100.05310.82
5.2.00.0200.03710.72
5.1.60.0100.04310.04
5.1.50.0130.04010.04
5.1.40.0200.0339.95
5.1.30.0130.04010.28
5.1.20.0200.04010.45
5.1.10.0270.04010.16
5.1.00.0100.04010.09
5.0.50.0170.0238.57
5.0.40.0030.0308.52
5.0.30.0130.0408.20
5.0.20.0130.0238.22
5.0.10.0130.0378.28
5.0.00.0100.0438.19
4.4.90.0070.0236.86
4.4.80.0100.0206.86
4.4.70.0070.0236.86
4.4.60.0100.0206.86
4.4.50.0070.0236.86
4.4.40.0100.0336.86
4.4.30.0070.0236.86
4.4.20.0070.0236.86
4.4.10.0100.0336.86
4.4.00.0130.0306.86
4.3.110.0130.0236.86
4.3.100.0130.0176.86
4.3.90.0100.0206.86
4.3.80.0070.0376.86
4.3.70.0070.0276.86
4.3.60.0170.0106.86
4.3.50.0100.0236.86
4.3.40.0030.0376.86
4.3.30.0070.0206.86
4.3.20.0070.0236.86
4.3.10.0030.0276.86
4.3.00.0070.0206.68

preferences:
48.99 ms | 400 KiB | 5 Q