3v4l.org

run code in 300+ PHP versions simultaneously
<?php return bin2hex(strrev(base64_encode($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)
8.3.60.0070.01418.43
8.3.50.0100.01021.14
8.3.40.0040.01118.63
8.3.30.0150.00318.50
8.3.20.0000.00918.54
8.3.10.0000.00720.82
8.3.00.0000.00723.66
8.2.180.0100.00316.36
8.2.170.0070.00722.96
8.2.160.0070.00720.35
8.2.150.0040.00424.18
8.2.140.0050.00224.66
8.2.130.0000.00826.16
8.2.120.0040.00421.04
8.2.110.0060.00320.57
8.2.100.0090.00317.59
8.2.90.0000.00819.08
8.2.80.0080.00017.97
8.2.70.0040.00417.63
8.2.60.0040.00417.68
8.2.50.0000.00818.07
8.2.40.0040.00417.91
8.2.30.0090.00021.28
8.2.20.0040.00417.56
8.2.10.0050.00517.54
8.2.00.0070.00017.48
8.1.280.0040.01125.92
8.1.270.0080.00023.99
8.1.260.0060.00626.35
8.1.250.0070.00028.09
8.1.240.0030.00622.34
8.1.230.0030.00820.95
8.1.220.0040.00418.77
8.1.210.0000.00818.77
8.1.200.0060.00316.86
8.1.190.0040.00419.00
8.1.180.0000.00818.10
8.1.170.0000.00818.52
8.1.160.0040.00418.79
8.1.150.0070.00018.56
8.1.140.0000.00717.31
8.1.130.0040.00417.66
8.1.120.0070.00017.29
8.1.110.0040.00417.22
8.1.100.0040.00417.24
8.1.90.0080.00017.21
8.1.80.0000.00717.31
8.1.70.0000.00717.31
8.1.60.0030.00617.42
8.1.50.0040.00417.36
8.1.40.0000.00717.29
8.1.30.0070.00017.38
8.1.20.0000.00817.38
8.1.10.0000.00817.41
8.1.00.0000.00717.27
8.0.300.0050.00319.85
8.0.290.0040.00417.05
8.0.280.0070.00018.31
8.0.270.0100.00017.13
8.0.260.0060.00016.75
8.0.250.0000.00816.86
8.0.240.0040.00416.86
8.0.230.0040.00416.91
8.0.220.0000.00716.84
8.0.210.0020.00516.78
8.0.200.0040.00416.94
8.0.190.0000.00816.75
8.0.180.0000.00716.75
8.0.170.0070.00016.75
8.0.160.0050.00316.95
8.0.150.0050.00316.75
8.0.140.0030.00316.83
8.0.130.0000.00513.24
8.0.120.0000.00816.68
8.0.110.0070.00016.75
8.0.100.0000.00816.69
8.0.90.0030.00616.91
8.0.80.0100.01016.77
8.0.70.0070.00016.77
8.0.60.0040.00416.66
8.0.50.0000.00716.88
8.0.30.0160.00617.09
8.0.20.0110.00817.40
8.0.10.0080.00016.82
8.0.00.0100.00716.76
7.4.330.0050.00014.49
7.4.320.0000.00616.51
7.4.300.0000.00616.22
7.4.290.0070.00016.39
7.4.280.0000.00716.26
7.4.270.0000.00816.48
7.4.260.0050.00013.06
7.4.250.0070.00016.47
7.4.240.0030.00316.49
7.4.230.0000.00716.56
7.4.220.0180.00916.37
7.4.210.0060.00816.39
7.4.200.0050.00216.46
7.4.190.0000.00716.55
7.4.160.0100.00616.30
7.4.150.0110.00617.40
7.4.140.0100.00817.86
7.4.130.0100.01016.49
7.4.120.0080.00916.46
7.4.110.0060.01516.44
7.4.100.0040.01416.21
7.4.90.0060.01216.50
7.4.80.0030.01819.39
7.4.70.0080.00816.35
7.4.60.0090.01216.47
7.4.50.0040.00416.41
7.4.40.0080.00722.77
7.4.30.0080.01216.36
7.4.00.0050.01314.59
7.3.330.0060.00013.09
7.3.320.0000.00513.02
7.3.310.0060.00316.14
7.3.300.0000.00716.19
7.3.290.0060.01316.18
7.3.280.0090.00816.21
7.3.270.0070.01017.40
7.3.260.0110.00818.24
7.3.250.0110.00616.21
7.3.240.0060.01016.23
7.3.230.0160.00616.39
7.3.210.0100.00616.13
7.3.200.0040.01319.39
7.3.190.0150.00616.14
7.3.180.0060.00916.12
7.3.170.0160.00016.27
7.3.160.0110.00616.34
7.3.120.0040.01214.60
7.3.110.0050.00914.65
7.3.100.0090.00714.54
7.3.90.0050.00714.74
7.3.80.0070.00714.57
7.3.70.0010.01314.55
7.3.60.0050.01014.79
7.3.50.0050.00914.64
7.3.40.0050.00814.46
7.3.30.0090.00414.71
7.3.20.0080.00716.60
7.3.10.0030.01316.40
7.3.00.0100.00216.69
7.2.330.0100.01016.43
7.2.320.0100.01316.52
7.2.310.0130.01016.52
7.2.300.0070.01016.27
7.2.290.0000.01616.32
7.2.250.0090.01215.00
7.2.240.0080.00814.74
7.2.230.0070.00914.63
7.2.220.0090.00414.98
7.2.210.0060.00614.74
7.2.200.0080.00414.53
7.2.190.0050.01014.70
7.2.180.0030.01114.79
7.2.170.0020.01014.91
7.2.160.0070.01014.68
7.2.150.0000.01316.43
7.2.140.0040.01116.68
7.2.130.0030.01016.76
7.2.120.0060.00916.61
7.2.110.0000.01516.57
7.2.100.0060.01116.85
7.2.90.0130.00316.69
7.2.80.0090.00616.74
7.2.70.0030.01016.61
7.2.60.0040.01116.52
7.2.50.0030.01516.66
7.2.40.0120.00316.37
7.2.30.0060.00916.79
7.2.20.0070.00716.77
7.2.10.0030.01316.81
7.2.00.0070.00817.75
7.1.330.0050.00615.75
7.1.320.0060.00715.83
7.1.310.0110.00215.74
7.1.300.0070.00615.65
7.1.290.0050.00615.72
7.1.280.0020.01115.75
7.1.270.0020.01015.61
7.1.260.0030.00915.72
7.1.250.0110.00015.96
7.1.100.0030.00918.09
7.1.70.0000.00817.22
7.1.60.0030.01619.40
7.1.50.0060.01616.93
7.1.00.0070.03722.42
7.0.200.0000.00916.80
7.0.140.0000.07022.04
7.0.70.0070.07321.72
7.0.60.0170.07321.78
7.0.50.0100.05322.09
7.0.40.0130.07319.95
7.0.30.0130.07320.11
7.0.20.0100.07720.00
7.0.10.0130.06719.99
7.0.00.0030.08020.07
5.6.280.0030.07321.09
5.6.220.0070.08320.71
5.6.210.0100.07720.48
5.6.200.0030.09021.05
5.6.190.0030.08321.03
5.6.180.0000.05721.03
5.6.170.0100.08321.04
5.6.160.0030.04020.95
5.6.150.0030.08720.97
5.6.140.0000.06321.16
5.6.130.0070.05721.02
5.6.120.0130.07020.94
5.6.110.0070.05021.06
5.6.100.0130.07721.12
5.6.90.0070.07721.04
5.6.80.0070.07720.41
5.6.70.0100.07320.30
5.6.60.0100.07320.38
5.6.50.0030.04320.42
5.6.40.0000.05720.46
5.6.30.0100.08020.39
5.6.20.0100.07720.30
5.6.10.0200.05320.30
5.6.00.0030.06020.39
5.5.360.0030.05320.39
5.5.350.0100.07720.33
5.5.340.0000.08020.87
5.5.330.0070.08020.59
5.5.320.0030.09020.91
5.5.310.0030.08720.84
5.5.300.0030.08320.91
5.5.290.0100.07720.85
5.5.280.0000.09320.74
5.5.270.0000.09320.63
5.5.260.0000.09020.82
5.5.250.0100.08020.56
5.5.240.0070.08020.15
5.5.230.0100.07320.23
5.5.220.0030.06320.29
5.5.210.0170.05020.01
5.5.200.0030.08320.11
5.5.190.0030.08320.20
5.5.180.0030.05720.07
5.5.160.0000.08319.97
5.5.150.0030.08320.02
5.5.140.0070.07720.13
5.5.130.0100.08020.17
5.5.120.0100.07720.22
5.5.110.0030.07720.25
5.5.100.0070.08019.97
5.5.90.0070.07320.05
5.5.80.0000.08320.00
5.5.70.0130.05719.93
5.5.60.0000.06319.99
5.5.50.0000.08020.05
5.5.40.0100.07719.92
5.5.30.0030.08020.07
5.5.20.0130.05720.07
5.5.10.0100.07320.01
5.5.00.0030.04320.02
5.4.450.0100.05019.14
5.4.440.0070.08319.11
5.4.430.0030.07719.30
5.4.420.0030.06319.41
5.4.410.0070.08019.29
5.4.400.0030.06718.95
5.4.390.0000.06018.95
5.4.380.0000.07319.01
5.4.370.0030.07319.16
5.4.360.0070.04718.98
5.4.350.0070.06719.03
5.4.340.0030.08018.78
5.4.320.0070.07319.23
5.4.310.0030.06319.05
5.4.300.0070.07318.96
5.4.290.0100.07019.05
5.4.280.0100.07019.21
5.4.270.0030.08018.99
5.4.260.0030.08018.89
5.4.250.0100.06318.82
5.4.240.0070.07018.95
5.4.230.0070.06719.11
5.4.220.0030.05019.12
5.4.210.0100.07319.02
5.4.200.0070.05319.02
5.4.190.0100.07019.04
5.4.180.0100.06019.13
5.4.170.0100.05318.95
5.4.160.0000.04018.79
5.4.150.0030.03719.02
5.4.140.0030.03316.33
5.4.130.0030.04016.36
5.4.120.0030.06316.31
5.4.110.0030.03316.45
5.4.100.0030.03316.26
5.4.90.0030.08016.42
5.4.80.0030.07016.21
5.4.70.0000.05716.41
5.4.60.0000.03716.23
5.4.50.0000.04716.28
5.4.40.0030.03316.29
5.4.30.0000.04016.33
5.4.20.0000.07716.43
5.4.10.0030.04716.22
5.4.00.0030.04715.78
5.3.290.0070.07314.64
5.3.280.0070.07714.57
5.3.270.0070.08014.57
5.3.260.0030.03714.57
5.3.250.0030.04714.59
5.3.240.0000.04014.50
5.3.230.0000.04314.52
5.3.220.0030.03314.50
5.3.210.0030.03714.51
5.3.200.0030.03314.43
5.3.190.0000.04014.57
5.3.180.0100.03014.55
5.3.170.0000.08014.43
5.3.160.0000.04314.51
5.3.150.0070.05314.41
5.3.140.0000.03714.53
5.3.130.0000.04014.49
5.3.120.0030.06314.55
5.3.110.0030.05314.48
5.3.100.0000.05313.90
5.3.90.0000.03714.02
5.3.80.0030.04013.92
5.3.70.0000.04014.00
5.3.60.0030.03313.95
5.3.50.0000.03713.94
5.3.40.0030.03713.80
5.3.30.0000.03713.89
5.3.20.0000.03313.68
5.3.10.0000.03313.63
5.3.00.0000.03013.50
5.2.170.0030.03312.45
5.2.160.0000.06312.45
5.2.150.0030.03712.45
5.2.140.0030.02312.45
5.2.130.0000.02312.45
5.2.120.0000.02712.45
5.2.110.0000.02312.45
5.2.100.0000.02712.45
5.2.90.0030.02712.45
5.2.80.0000.02312.45
5.2.70.0000.06312.45
5.2.60.0000.03012.45
5.2.50.0030.03012.45
5.2.40.0070.01712.45
5.2.30.0000.03012.45
5.2.20.0000.02312.45
5.2.10.0000.02712.45
5.2.00.0000.02312.45
5.1.60.0000.02012.45
5.1.50.0000.02312.45
5.1.40.0030.01712.45
5.1.30.0000.02712.45
5.1.20.0000.03012.45
5.1.10.0000.02312.45
5.1.00.0000.02012.45
5.0.50.0000.03312.45
5.0.40.0070.03012.45
5.0.30.0030.03012.45
5.0.20.0000.02712.45
5.0.10.0030.02012.45
5.0.00.0030.02712.45
4.4.90.0000.01312.45
4.4.80.0030.01012.45
4.4.70.0030.01312.45
4.4.60.0030.01712.45
4.4.50.0000.01312.45
4.4.40.0000.04012.45
4.4.30.0000.01712.45
4.4.20.0030.02012.45
4.4.10.0000.02712.45
4.4.00.0000.03712.45
4.3.110.0000.01712.45
4.3.100.0030.01012.45
4.3.90.0000.01312.45
4.3.80.0000.03012.45
4.3.70.0000.02012.45
4.3.60.0000.02712.45
4.3.50.0030.01712.45
4.3.40.0000.03312.45
4.3.30.0000.02712.45
4.3.20.0000.02312.45
4.3.10.0000.01712.45
4.3.00.0000.01712.45

preferences:
40.13 ms | 401 KiB | 5 Q