3v4l.org

run code in 300+ PHP versions simultaneously
<?php function encodeSecret($secret) { return bin2hex(strrev(base64_encode($secret))); } function decodeSecret($secret) { // return bin2hex(strrev(base64_encode($secret))); return base64_decode(strrev(hex2bin($secret))); } print decodeSecret("3d3d516343746d4d6d6c315669563362") ?>

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)
8.3.60.0090.00616.50
8.3.50.0150.00616.63
8.3.40.0150.00418.66
8.3.30.0070.00718.55
8.3.20.0000.00818.66
8.3.10.0040.00421.77
8.3.00.0150.00421.77
8.2.180.0130.00616.48
8.2.170.0070.00722.96
8.2.160.0030.01822.14
8.2.150.0000.01424.18
8.2.140.0040.00424.66
8.2.130.0000.00819.82
8.2.120.0030.00526.35
8.2.110.0110.00022.13
8.2.100.0040.00817.72
8.2.90.0030.00619.19
8.2.80.0050.00317.97
8.2.70.0070.00317.38
8.2.60.0000.00817.80
8.2.50.0040.00418.10
8.2.40.0000.00720.64
8.2.30.0030.00619.21
8.2.20.0030.00518.01
8.2.10.0070.00017.86
8.2.00.0030.00717.57
8.1.280.0130.00725.92
8.1.270.0060.01022.14
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0000.00824.00
8.1.230.0080.00419.17
8.1.220.0020.00517.75
8.1.210.0050.00318.77
8.1.200.0040.00417.00
8.1.190.0000.00917.23
8.1.180.0070.00018.10
8.1.170.0000.00718.91
8.1.160.0030.00322.02
8.1.150.0040.00418.80
8.1.140.0000.00719.52
8.1.130.0030.00317.57
8.1.120.0000.00817.23
8.1.110.0000.00817.18
8.1.100.0050.00217.34
8.1.90.0030.00417.19
8.1.80.0030.00317.34
8.1.70.0070.00017.33
8.1.60.0000.00817.40
8.1.50.0000.00817.51
8.1.40.0080.00017.38
8.1.30.0000.00817.49
8.1.20.0030.00517.56
8.1.10.0040.00417.36
8.1.00.0040.00417.42
8.0.300.0040.00420.02
8.0.290.0000.00716.63
8.0.280.0000.00718.38
8.0.270.0040.00417.20
8.0.260.0030.00317.20
8.0.250.0000.00616.80
8.0.240.0000.00716.88
8.0.230.0040.00416.81
8.0.220.0070.00016.70
8.0.210.0000.00716.74
8.0.200.0070.00016.70
8.0.190.0070.00016.89
8.0.180.0000.00716.75
8.0.170.0000.00816.75
8.0.160.0000.00716.69
8.0.150.0000.00816.70
8.0.140.0080.00316.79
8.0.130.0030.00313.24
8.0.120.0040.00416.79
8.0.110.0080.00016.69
8.0.100.0040.00416.66
8.0.90.0080.00016.78
8.0.80.0070.01316.73
8.0.70.0040.00416.60
8.0.60.0030.00516.66
8.0.50.0040.00416.61
8.0.30.0120.00716.97
8.0.20.0090.01217.40
8.0.10.0040.00416.88
8.0.00.0140.00516.40
7.4.330.0020.00215.55
7.4.320.0000.00716.45
7.4.300.0070.00016.59
7.4.290.0050.00316.57
7.4.280.0030.00316.54
7.4.270.0030.00316.41
7.4.260.0040.00716.54
7.4.250.0000.00716.48
7.4.240.0050.00316.43
7.4.230.0070.00016.56
7.4.220.0190.00316.58
7.4.210.0000.02016.53
7.4.200.0070.00016.25
7.4.160.0070.00816.53
7.4.150.0100.00717.40
7.4.140.0100.00917.86
7.4.130.0110.00616.45
7.4.120.0100.00816.40
7.4.110.0080.00816.50
7.4.100.0100.00616.37
7.4.90.0120.00616.54
7.4.80.0070.01019.39
7.4.70.0000.01716.54
7.4.60.0080.00816.31
7.4.50.0070.01016.17
7.4.40.0040.01216.52
7.4.30.0140.00416.61
7.4.00.0080.00915.05
7.3.330.0000.00613.21
7.3.320.0000.00513.05
7.3.310.0000.00816.25
7.3.300.0030.00316.18
7.3.290.0070.01116.23
7.3.280.0080.00716.20
7.3.270.0050.01917.40
7.3.260.0070.01016.30
7.3.250.0060.01016.29
7.3.240.0090.00916.38
7.3.230.0060.01816.39
7.3.210.0140.00316.30
7.3.200.0080.00816.45
7.3.190.0170.00016.33
7.3.180.0030.01716.22
7.3.170.0130.00316.32
7.3.160.0100.01016.21
7.3.120.0060.01314.72
7.3.110.0110.00714.87
7.3.100.0070.00714.92
7.3.90.0060.00614.63
7.3.80.0040.00914.60
7.3.70.0030.01014.64
7.3.60.0030.01014.52
7.3.50.0100.00714.48
7.3.40.0000.00914.81
7.3.30.0060.00614.77
7.3.20.0070.00716.45
7.3.10.0090.00016.74
7.3.00.0040.01116.47
7.2.330.0040.01316.24
7.2.320.0070.01016.71
7.2.310.0060.01216.36
7.2.300.0070.01016.34
7.2.290.0130.00616.70
7.2.250.0030.01715.14
7.2.240.0100.01014.91
7.2.230.0040.01115.20
7.2.220.0030.01415.15
7.2.210.0070.00715.15
7.2.200.0000.01014.92
7.2.190.0000.01314.95
7.2.180.0060.00615.01
7.2.170.0070.00715.01
7.2.130.0030.00916.57
7.2.120.0050.01016.93
7.2.110.0090.00916.47
7.2.100.0150.00316.93
7.2.90.0030.00616.97
7.2.80.0080.00316.74
7.2.70.0000.00917.03
7.2.60.0100.00116.98
7.2.50.0090.00516.80
7.2.40.0060.00316.91
7.2.30.0060.00616.91
7.2.20.0030.01016.91
7.2.10.0100.00316.95
7.2.00.0030.00917.95
7.1.330.0030.01215.47
7.1.320.0100.00715.58
7.1.310.0000.01215.85
7.1.300.0000.01415.56
7.1.290.0000.01715.64
7.1.280.0070.00315.73
7.1.270.0070.00715.84
7.1.260.0080.00015.82
7.1.250.0040.00715.85
7.1.200.0040.01115.74
7.1.70.0090.00017.32
7.1.60.0040.00716.85
7.1.00.0000.08022.36
7.0.200.0070.00714.47
7.0.120.0070.05721.96
7.0.110.0170.05322.06
7.0.100.0170.05322.09
7.0.90.0100.06322.05
7.0.80.0170.05322.05
7.0.70.0070.08022.26
7.0.60.0100.07022.00
7.0.50.0170.05322.07
7.0.40.0100.07022.04
7.0.30.0170.06022.11
7.0.20.0170.07322.10
7.0.10.0130.06322.04
7.0.00.0070.06021.98
5.6.270.0100.06020.98
5.6.260.0030.06321.05
5.6.250.0100.06721.04
5.6.240.0030.07020.83
5.6.230.0130.06720.75
5.6.220.0030.07020.95
5.6.210.0130.05720.95
5.6.200.0130.07720.82
5.6.190.0170.07020.75
5.6.180.0070.08720.68
5.6.170.0030.06320.84
5.6.160.0130.05720.75
5.6.150.0100.06720.99
5.6.140.0070.06720.92
5.6.130.0030.06720.96
5.6.120.0070.08020.80
5.6.110.0130.06320.83
5.6.100.0100.06320.93
5.6.90.0130.06021.07
5.6.80.0070.08320.14
5.6.70.0070.07720.41
5.6.60.0170.07320.23
5.6.50.0100.05320.21
5.6.40.0130.05720.38
5.6.30.0000.09020.33
5.6.20.0070.06720.12
5.6.10.0100.05720.21
5.6.00.0200.05020.39

preferences:
54.55 ms | 401 KiB | 5 Q