3v4l.org

run code in 300+ PHP versions simultaneously
<?php //$secret = "3d3d516343746d4d6d6c315669563362"; $secret = "TEST"; //echo $s2 = base64_decode($secret); //echo $s3 = strrev($s2); //echo hex2bin($s3); echo "----------\n"; echo bin2hex(strrev(base64_encode("TEST")));

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)
8.3.60.0120.00318.30
8.3.50.0120.01022.05
8.3.40.0070.00718.63
8.3.30.0120.00618.55
8.3.20.0060.00318.54
8.3.10.0050.00320.96
8.3.00.0040.00423.65
8.2.180.0140.00416.63
8.2.170.0040.01122.96
8.2.160.0030.01020.52
8.2.150.0040.00424.18
8.2.140.0050.00224.66
8.2.130.0000.00826.16
8.2.120.0040.00419.64
8.2.110.0030.00620.39
8.2.100.0070.00417.84
8.2.90.0050.00319.22
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0000.00817.89
8.2.50.0080.00018.07
8.2.40.0040.00418.05
8.2.30.0000.00721.10
8.2.20.0050.00317.45
8.2.10.0040.00417.60
8.2.00.0080.00017.63
8.1.280.0060.00925.92
8.1.270.0050.00223.99
8.1.260.0150.00326.35
8.1.250.0040.00428.09
8.1.240.0000.00922.48
8.1.230.0040.00720.88
8.1.220.0050.00318.77
8.1.210.0060.00318.79
8.1.200.0030.00617.13
8.1.190.0040.00417.41
8.1.180.0040.00718.10
8.1.170.0000.00918.56
8.1.160.0020.00518.77
8.1.150.0050.00318.56
8.1.140.0000.00817.25
8.1.130.0030.00317.68
8.1.120.0050.00317.34
8.1.110.0000.00817.36
8.1.100.0040.00317.38
8.1.90.0070.00017.27
8.1.80.0050.00317.45
8.1.70.0030.00317.34
8.1.60.0030.00617.40
8.1.50.0000.00817.34
8.1.40.0000.01117.36
8.1.30.0080.00017.56
8.1.20.0040.00417.58
8.1.10.0020.00517.54
8.1.00.0070.00017.48
8.0.300.0040.00420.02
8.0.290.0090.00017.18
8.0.280.0000.00718.42
8.0.270.0030.00317.23
8.0.260.0030.00316.71
8.0.250.0000.00716.82
8.0.240.0040.00716.88
8.0.230.0040.00416.91
8.0.220.0040.00416.79
8.0.210.0030.00516.71
8.0.200.0050.00516.91
8.0.190.0070.00016.85
8.0.180.0040.00416.81
8.0.170.0040.00416.72
8.0.160.0030.00316.79
8.0.150.0070.00016.77
8.0.140.0040.00716.74
8.0.130.0060.00013.28
8.0.120.0040.00416.81
8.0.110.0000.00916.85
8.0.100.0000.00716.82
8.0.90.0070.00016.76
8.0.80.0090.00616.82
8.0.70.0000.00716.76
8.0.60.0050.00216.80
8.0.50.0080.00016.80
8.0.30.0120.00717.16
8.0.20.0130.01217.40
8.0.10.0040.00416.82
8.0.00.0100.01016.79
7.4.330.0050.00013.43
7.4.320.0000.00716.51
7.4.300.0040.00416.51
7.4.290.0000.00716.51
7.4.280.0070.00016.48
7.4.270.0060.00316.52
7.4.260.0000.00513.21
7.4.250.0000.00816.53
7.4.240.0000.00816.54
7.4.230.0040.00416.51
7.4.220.0070.01116.55
7.4.210.0060.00816.49
7.4.200.0070.00016.56
7.4.190.0000.00616.61
7.4.160.0160.00016.23
7.4.150.0090.00817.40
7.4.140.0150.00517.86
7.4.130.0090.01216.29
7.4.120.0070.01216.44
7.4.110.0110.00716.44
7.4.100.0110.01116.28
7.4.90.0090.01516.28
7.4.80.0030.01319.39
7.4.70.0170.00016.45
7.4.60.0120.00916.38
7.4.50.0000.00816.49
7.4.40.0130.00022.52
7.4.30.0060.01016.46
7.4.00.0040.01214.77
7.3.330.0000.00613.04
7.3.320.0000.01313.07
7.3.310.0030.00316.07
7.3.300.0000.00716.08
7.3.290.0030.01616.09
7.3.280.0070.00816.12
7.3.270.0100.00717.40
7.3.260.0100.01018.24
7.3.250.0080.01216.37
7.3.240.0100.01316.19
7.3.230.0150.00316.39
7.3.210.0060.01016.39
7.3.200.0130.00319.39
7.3.190.0130.01016.36
7.3.180.0140.00316.47
7.3.170.0100.00716.27
7.3.160.0100.00616.45
7.3.120.0100.00314.94
7.2.330.0130.00316.52
7.2.320.0100.00716.64
7.2.310.0060.01516.61
7.2.300.0140.00216.59
7.2.290.0090.00916.55
7.2.60.0000.01316.73
7.2.50.0070.01016.59
7.2.00.0030.01219.28
7.1.200.0110.00015.31
7.1.100.0030.00917.78
7.1.70.0040.00416.90
7.1.60.0060.00919.40
7.1.50.0210.00334.63
7.1.00.0000.03722.48
7.0.200.0040.00416.75
7.0.140.0000.07722.21
7.0.70.0000.04321.71
7.0.60.0000.04321.86
7.0.50.0030.04022.05
7.0.40.0000.04320.07
7.0.30.0030.07020.14
7.0.20.0100.08020.18
7.0.10.0000.04720.12
7.0.00.0070.04020.11
5.6.280.0030.07320.85
5.6.220.0000.04320.58
5.6.210.0000.08320.65
5.6.200.0030.04021.09
5.6.190.0000.05020.95
5.6.180.0000.05321.05
5.6.170.0000.04320.95
5.6.160.0070.08021.09
5.6.150.0070.04720.99
5.6.140.0030.04321.01
5.6.130.0030.04320.97
5.6.120.0030.04321.08
5.6.110.0070.03720.99
5.6.100.0030.04021.07
5.6.90.0030.04720.98
5.6.80.0000.04020.40
5.6.70.0000.04020.39
5.6.60.0030.06020.37
5.6.50.0000.04020.44
5.6.40.0030.03720.52
5.6.30.0000.04320.35
5.6.20.0070.03320.35
5.6.10.0000.04320.52
5.6.00.0070.03720.34
5.5.360.0030.04020.38
5.5.350.0000.04320.46
5.5.340.0000.08020.89
5.5.330.0000.04320.75
5.5.320.0070.08020.79
5.5.310.0070.04320.86
5.5.300.0070.06720.75
5.5.290.0030.04020.90
5.5.280.0030.04020.88
5.5.270.0030.04320.81
5.5.260.0070.03720.70
5.5.250.0000.04320.69
5.5.240.0070.03320.23
5.5.230.0030.07320.16
5.5.220.0000.04020.25
5.5.210.0030.04020.10
5.5.200.0000.04020.21
5.5.190.0000.04020.18
5.5.180.0070.03320.23
5.5.160.0070.03719.98
5.5.150.0030.03720.10
5.5.140.0000.06320.27
5.5.130.0000.04020.20
5.5.120.0000.04020.24
5.5.110.0070.08020.21
5.5.100.0030.08020.04
5.5.90.0100.07320.14
5.5.80.0030.05020.07
5.5.70.0070.07019.93
5.5.60.0030.03720.06
5.5.50.0070.07020.07
5.5.40.0030.08019.96
5.5.30.0030.08020.01
5.5.20.0030.07020.02
5.5.10.0030.08719.97
5.5.00.0030.07320.09
5.4.450.0030.04019.45
5.4.440.0030.06719.40
5.4.430.0000.04719.45
5.4.420.0100.03319.11
5.4.410.0070.03719.24
5.4.400.0070.03018.91
5.4.390.0030.03718.96
5.4.380.0030.03719.13
5.4.370.0000.04018.90
5.4.360.0070.03718.96
5.4.350.0000.03719.03
5.4.340.0000.04018.96
5.4.320.0000.05319.09
5.4.310.0030.05318.99
5.4.300.0030.03719.11
5.4.290.0170.02719.13
5.4.280.0030.03718.83
5.4.270.0000.05019.09
5.4.260.0030.06018.98
5.4.250.0030.08019.22
5.4.240.0000.07019.05
5.4.230.0030.07719.18
5.4.220.0030.07718.97
5.4.210.0030.03719.02
5.4.200.0030.07319.09
5.4.190.0000.04719.22
5.4.180.0030.07319.13
5.4.170.0000.04019.03
5.4.160.0000.04018.79
5.4.150.0030.06319.00
5.4.140.0000.06016.18
5.4.130.0030.05016.11
5.4.120.0000.04716.32
5.4.110.0030.07716.43
5.4.100.0030.03716.33
5.4.90.0070.06316.36
5.4.80.0030.06016.24
5.4.70.0030.07016.32
5.4.60.0030.07016.19
5.4.50.0030.04016.19
5.4.40.0030.05716.25
5.4.30.0030.07316.23
5.4.20.0070.05016.23
5.4.10.0030.07316.20
5.4.00.0030.03315.73
5.3.290.0030.03714.68
5.3.280.0000.07714.57
5.3.270.0030.04014.59
5.3.260.0030.03714.51
5.3.250.0000.04014.41
5.3.240.0030.06014.55
5.3.230.0000.08014.58
5.3.220.0000.08014.54
5.3.210.0100.07314.55
5.3.200.0000.06314.55
5.3.190.0000.07314.52
5.3.180.0030.07014.52
5.3.170.0030.07714.41
5.3.160.0070.05314.53
5.3.150.0000.08014.51
5.3.140.0030.07314.51
5.3.130.0030.07714.40
5.3.120.0070.03714.45
5.3.110.0000.06714.50
5.3.100.0030.03314.02
5.3.90.0000.04714.01
5.3.80.0030.04713.94
5.3.70.0030.05014.00
5.3.60.0000.08013.93
5.3.50.0100.06313.79
5.3.40.0030.06713.71
5.3.30.0030.07013.89
5.3.20.0070.06313.68
5.3.10.0000.06013.64
5.3.00.0100.06713.58
5.2.170.0000.03312.35
5.2.160.0030.04312.35
5.2.150.0070.06312.35
5.2.140.0000.07012.35
5.2.130.0000.06312.35
5.2.120.0030.06312.35
5.2.110.0000.06312.35
5.2.100.0000.06712.35
5.2.90.0000.06312.35
5.2.80.0070.06012.35
5.2.70.0100.05712.35
5.2.60.0030.06312.35
5.2.50.0000.05712.35
5.2.40.0030.04312.35
5.2.30.0000.05312.35
5.2.20.0030.06312.35
5.2.10.0030.06312.35
5.2.00.0000.04012.35
5.1.60.0000.03712.35
5.1.50.0030.04312.35
5.1.40.0030.04312.35
5.1.30.0030.05712.35
5.1.20.0000.06012.35
5.1.10.0030.05012.35
5.1.00.0000.05712.35
5.0.50.0070.04012.35
5.0.40.0030.04312.35
5.0.30.0070.05712.35
5.0.20.0000.03312.35
5.0.10.0000.03312.35
5.0.00.0030.03012.35
4.4.90.0000.03312.35
4.4.80.0030.03712.35
4.4.70.0030.03312.35
4.4.60.0000.03712.35
4.4.50.0000.03712.35
4.4.40.0030.04012.35
4.4.30.0030.03012.35
4.4.20.0000.03312.35
4.4.10.0030.03712.35
4.4.00.0000.05712.35
4.3.110.0000.03712.35
4.3.100.0000.02712.35
4.3.90.0000.03712.35
4.3.80.0000.02312.35
4.3.70.0000.02012.35
4.3.60.0030.02712.35
4.3.50.0070.03312.35
4.3.40.0000.05712.35
4.3.30.0000.03312.35
4.3.20.0000.03012.35
4.3.10.0070.03312.35
4.3.00.0000.03712.35

preferences:
52.54 ms | 401 KiB | 5 Q