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 "----------"; 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)
8.3.60.0110.00418.43
8.3.50.0060.00821.02
8.3.40.0070.01418.64
8.3.30.0100.01018.58
8.3.20.0040.00418.48
8.3.10.0000.00820.73
8.3.00.0000.00723.42
8.2.180.0000.01416.50
8.2.170.0040.01222.96
8.2.160.0100.00320.38
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0000.00821.13
8.2.110.0060.01221.04
8.2.100.0080.00417.63
8.2.90.0000.00817.63
8.2.80.0000.00918.78
8.2.70.0060.00317.63
8.2.60.0100.00017.63
8.2.50.0050.00317.55
8.2.40.0040.00418.34
8.2.30.0030.00519.84
8.2.20.0040.00417.64
8.2.10.0000.00717.65
8.2.00.0110.00017.54
8.1.280.0140.00325.92
8.1.270.0070.00023.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0050.00523.84
8.1.230.0040.00817.42
8.1.220.0080.00018.52
8.1.210.0040.00418.77
8.1.200.0090.00017.22
8.1.190.0030.00517.23
8.1.180.0000.00818.10
8.1.170.0050.00318.51
8.1.160.0080.00318.85
8.1.150.0040.00418.52
8.1.140.0050.00317.27
8.1.130.0000.00617.77
8.1.120.0040.00417.30
8.1.110.0000.00817.41
8.1.100.0040.00417.38
8.1.90.0040.00417.34
8.1.80.0000.00717.37
8.1.70.0030.00317.24
8.1.60.0030.00917.57
8.1.50.0000.00717.46
8.1.40.0000.00817.45
8.1.30.0040.00417.57
8.1.20.0050.00317.61
8.1.10.0000.00817.52
8.1.00.0040.00417.44
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0070.00018.47
8.0.270.0000.00717.23
8.0.260.0020.00516.85
8.0.250.0070.00016.98
8.0.240.0080.00016.95
8.0.230.0000.00616.78
8.0.220.0000.00816.86
8.0.210.0060.00316.76
8.0.200.0000.00616.77
8.0.190.0040.00416.79
8.0.180.0050.00216.82
8.0.170.0040.00416.89
8.0.160.0030.00316.86
8.0.150.0020.00516.86
8.0.140.0000.00916.66
8.0.130.0050.00013.20
8.0.120.0030.00316.63
8.0.110.0020.00516.85
8.0.100.0000.00816.68
8.0.90.0000.00716.77
8.0.80.0030.01316.70
8.0.70.0040.00416.88
8.0.60.0040.00416.80
8.0.50.0030.00316.72
8.0.30.0110.00616.91
8.0.20.0140.00417.40
8.0.10.0050.00216.92
8.0.00.0100.00816.65
7.4.330.0000.00514.78
7.4.320.0000.00616.59
7.4.300.0030.00316.41
7.4.290.0000.00716.53
7.4.280.0070.00016.44
7.4.270.0030.00516.54
7.4.260.0000.00513.21
7.4.250.0040.00416.48
7.4.240.0080.00016.47
7.4.230.0030.00316.34
7.4.220.0030.01416.42
7.4.210.0080.00816.45
7.4.200.0000.00716.50
7.4.190.0070.00016.68
7.4.160.0100.00616.34
7.4.150.0100.01317.40
7.4.140.0140.00317.86
7.4.130.0050.01216.47
7.4.120.0090.00916.43
7.4.110.0110.00716.63
7.4.100.0110.00616.48
7.4.90.0070.01016.39
7.4.80.0110.00719.37
7.4.70.0140.00716.47
7.4.60.0030.01316.37
7.4.50.0040.00416.14
7.4.40.0070.01022.27
7.4.30.0160.00316.66
7.4.00.0030.00915.05
7.3.330.0000.00513.10
7.3.320.0000.00613.05
7.3.310.0030.00316.16
7.3.300.0070.00016.13
7.3.290.0100.01016.07
7.3.280.0050.01116.12
7.3.270.0100.00717.40
7.3.260.0060.01018.24
7.3.250.0070.01016.22
7.3.240.0080.00816.14
7.3.230.0100.00716.47
7.3.210.0150.00916.51
7.3.200.0090.01419.39
7.3.190.0130.00416.38
7.3.180.0040.01116.46
7.3.170.0040.01116.27
7.3.160.0060.00916.25
7.3.120.0030.01314.56
7.2.330.0100.00716.53
7.2.320.0070.01716.67
7.2.310.0030.00316.46
7.2.300.0050.01216.54
7.2.290.0100.00616.59
7.2.00.0040.01219.29
7.1.100.0090.00317.96
7.1.70.0080.00316.99
7.1.60.0100.01319.40
7.1.50.0240.01316.57
7.1.00.0070.07322.29
7.0.200.2250.00314.28
7.0.140.0070.07322.10
7.0.70.0100.07021.76
7.0.60.0070.08021.79
7.0.50.0070.08322.19
7.0.40.0000.09320.10
7.0.30.0070.07020.08
7.0.20.0070.08020.08
7.0.10.0030.07320.04
7.0.00.0070.04720.07
5.6.280.0100.06721.05
5.6.220.0170.07320.65
5.6.210.0070.08720.74
5.6.200.0100.08021.11
5.6.190.0070.08721.02
5.6.180.0070.07721.00
5.6.170.0100.07021.11
5.6.160.0030.06021.13
5.6.150.0100.04720.93
5.6.140.0070.08721.07
5.6.130.0070.05320.95
5.6.120.0070.08321.00
5.6.110.0070.06020.93
5.6.100.0100.07720.98
5.6.90.0030.09021.11
5.6.80.0030.08020.41
5.6.70.0070.06020.37
5.6.60.0030.07720.40
5.6.50.0070.06020.41
5.6.40.0070.08020.31
5.6.30.0170.05020.45
5.6.20.0030.07720.30
5.6.10.0030.05720.46
5.6.00.0030.07320.29
5.5.360.0030.08320.32
5.5.350.0030.07720.41
5.5.340.0030.07720.80
5.5.330.0070.07320.91
5.5.320.0070.08020.75
5.5.310.0030.08020.85
5.5.300.0100.07720.78
5.5.290.0000.08020.91
5.5.280.0070.08320.72
5.5.270.0000.07020.86
5.5.260.0100.07720.87
5.5.250.0070.08320.58
5.5.240.0100.07720.27
5.5.230.0100.07320.28
5.5.220.0000.06020.10
5.5.210.0030.07720.20
5.5.200.0070.07320.20
5.5.190.0000.06320.10
5.5.180.0070.06020.25
5.5.160.0070.05720.25
5.5.150.0130.07020.16
5.5.140.0030.06720.24
5.5.130.0000.04020.13
5.5.120.0000.04720.20
5.5.110.0000.08020.24
5.5.100.0070.06319.97
5.5.90.0030.03720.00
5.5.80.0030.08020.14
5.5.70.0070.07019.94
5.5.60.0070.05019.91
5.5.50.0030.04020.08
5.5.40.0030.04720.07
5.5.30.0000.03720.13
5.5.20.0030.04720.04
5.5.10.0000.03720.04
5.5.00.0030.04020.04
5.4.450.0030.05319.56
5.4.440.0070.07719.30
5.4.430.0000.08019.11
5.4.420.0070.08019.39
5.4.410.0100.08319.24
5.4.400.0070.05318.95
5.4.390.0030.07319.10
5.4.380.0100.06718.96
5.4.370.0030.08018.79
5.4.360.0130.06319.05
5.4.350.0070.05718.98
5.4.340.0070.05718.98
5.4.320.0070.08019.22
5.4.310.0030.05019.02
5.4.300.0000.04019.12
5.4.290.0100.03018.94
5.4.280.0070.05318.95
5.4.270.0000.07019.09
5.4.260.0030.06718.81
5.4.250.0070.07718.95
5.4.240.0030.08018.97
5.4.230.0070.07318.89
5.4.220.0030.03719.02
5.4.210.0070.03319.05
5.4.200.0030.03718.95
5.4.190.0000.03719.14
5.4.180.0000.03719.10
5.4.170.0000.03718.86
5.4.160.0030.03719.22
5.4.150.0070.04019.07
5.4.140.0100.03016.34
5.4.130.0000.03716.32
5.4.120.0000.03716.34
5.4.110.0030.07716.38
5.4.100.0030.03716.43
5.4.90.0000.03716.26
5.4.80.0000.04016.25
5.4.70.0030.03316.20
5.4.60.0100.02716.28
5.4.50.0000.03716.40
5.4.40.0030.03316.28
5.4.30.0000.03716.41
5.4.20.0030.03016.23
5.4.10.0030.03716.23
5.4.00.0000.04015.84
5.3.290.0000.08314.52
5.3.280.0030.05314.57
5.3.270.0030.03714.42
5.3.260.0000.03014.56
5.3.250.0000.04314.55
5.3.240.0000.03714.56
5.3.230.0030.03714.50
5.3.220.0000.07714.57
5.3.210.0000.04014.42
5.3.200.0030.03714.54
5.3.190.0030.03314.52
5.3.180.0000.04014.42
5.3.170.0030.04714.37
5.3.160.0030.03714.49
5.3.150.0000.03714.51
5.3.140.0030.03314.41
5.3.130.0030.04014.38
5.3.120.0000.03714.45
5.3.110.0030.05714.40
5.3.100.0030.03714.02
5.3.90.0070.03313.96
5.3.80.0070.05013.78
5.3.70.0000.04013.98
5.3.60.0030.03013.85
5.3.50.0000.03713.92
5.3.40.0030.05313.93
5.3.30.0000.04713.66
5.3.20.0030.03013.44
5.3.10.0000.04013.41
5.3.00.0030.03313.62
5.2.170.0030.02012.20
5.2.160.0000.02312.20
5.2.150.0030.03312.20
5.2.140.0000.03312.20
5.2.130.0000.04312.20
5.2.120.0000.02712.20
5.2.110.0000.02712.20
5.2.100.0030.02312.20
5.2.90.0030.02312.20
5.2.80.0000.03012.20
5.2.70.0030.02712.20
5.2.60.0000.02312.20
5.2.50.0070.02312.20
5.2.40.0000.02312.20
5.2.30.0000.03312.20
5.2.20.0000.02712.20
5.2.10.0030.03312.20
5.2.00.0000.03312.20
5.1.60.0000.02312.20
5.1.50.0030.02012.20
5.1.40.0030.02312.20
5.1.30.0000.02712.20
5.1.20.0000.03012.20
5.1.10.0030.02312.20
5.1.00.0030.02312.20
5.0.50.0030.02712.20
5.0.40.0030.04312.20
5.0.30.0030.06712.20
5.0.20.0000.04312.20
5.0.10.0030.04312.20
5.0.00.0070.05712.20
4.4.90.0000.01312.20
4.4.80.0000.01712.20
4.4.70.0000.01312.20
4.4.60.0000.01712.20
4.4.50.0000.03012.20
4.4.40.0000.02312.20
4.4.30.0000.01712.20
4.4.20.0000.01312.20
4.4.10.0000.01312.20
4.4.00.0000.05312.20
4.3.110.0030.03312.20
4.3.100.0000.03312.20
4.3.90.0030.03312.20
4.3.80.0030.03712.20
4.3.70.0030.03312.20
4.3.60.0000.03712.20
4.3.50.0070.02712.20
4.3.40.0030.04012.20
4.3.30.0000.03312.20
4.3.20.0000.03712.20
4.3.10.0000.03712.20
4.3.00.0000.03712.20

preferences:
49.34 ms | 401 KiB | 5 Q