3v4l.org

run code in 300+ PHP versions simultaneously
<?php function decrypt ($str) { if(preg_match('%^[a-zA-Z0-9/+]*={0,2}$%',$str)) { $str = base64_decode($str); if ($str != "" && $str != null && $str != false) { $decStr = ""; for ($i=0; $i < strlen($str); $i+=3) { $array[$i/3] = substr($str,$i,3); } foreach($array as $s) { $a = $s^192; $decStr .= chr($a); } return $decStr; } return false; } return false; } echo decrypt("MTQ4MTY4MTY1MTMxMTc1MTgzMDM5"); ?>

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)
8.3.60.0040.01116.63
8.3.50.0100.00522.03
8.3.40.0120.00319.14
8.3.30.0110.00419.17
8.3.20.0050.00320.16
8.3.10.0030.00623.66
8.3.00.0040.00420.93
8.2.180.0150.00616.50
8.2.170.0110.00422.96
8.2.160.0070.01320.52
8.2.150.0040.00425.66
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0000.00820.85
8.2.110.0080.00022.08
8.2.100.0120.00018.09
8.2.90.0000.00819.30
8.2.80.0030.00517.97
8.2.70.0080.00017.75
8.2.60.0060.00317.93
8.2.50.0030.00518.07
8.2.40.0040.00418.22
8.2.30.0000.01218.32
8.2.20.0070.00018.10
8.2.10.0080.00018.16
8.2.00.0040.00417.95
8.1.280.0090.00625.92
8.1.270.0080.00023.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.01023.99
8.1.230.0090.00319.15
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0000.00917.38
8.1.190.0040.00417.35
8.1.180.0030.00518.10
8.1.170.0040.00418.83
8.1.160.0070.00022.10
8.1.150.0000.00718.87
8.1.140.0000.00717.66
8.1.130.0070.00017.80
8.1.120.0070.00017.64
8.1.110.0030.00617.62
8.1.100.0040.00417.48
8.1.90.0040.00417.50
8.1.80.0040.00417.62
8.1.70.0030.00317.58
8.1.60.0090.00017.63
8.1.50.0040.00417.68
8.1.40.0080.00017.73
8.1.30.0050.00317.81
8.1.20.0000.00817.80
8.1.10.0000.00917.77
8.1.00.0040.00417.65
8.0.300.0070.00018.77
8.0.290.0020.00517.17
8.0.280.0000.00818.42
8.0.270.0000.00717.21
8.0.260.0060.00017.20
8.0.250.0000.00717.06
8.0.240.0000.00717.01
8.0.230.0030.00416.96
8.0.220.0070.00016.96
8.0.210.0030.00317.04
8.0.200.0070.00017.08
8.0.190.0030.00617.06
8.0.180.0050.00216.95
8.0.170.0070.00016.96
8.0.160.0070.00017.06
8.0.150.0040.00416.89
8.0.140.0050.00217.02
8.0.130.0000.00613.44
8.0.120.0050.00317.05
8.0.110.0000.00816.96
8.0.100.0090.00017.01
8.0.90.0040.00417.07
8.0.80.0060.01017.10
8.0.70.0000.00717.08
8.0.60.0020.00517.06
8.0.50.0000.00716.94
8.0.30.0090.01017.19
8.0.20.0080.01017.47
8.0.10.0040.00417.29
8.0.00.0020.01717.05
7.4.330.0050.00015.08
7.4.320.0000.00716.84
7.4.300.0030.00316.80
7.4.290.0070.00016.80
7.4.280.0080.00016.82
7.4.270.0050.00316.68
7.4.260.0000.00816.74
7.4.250.0050.00216.63
7.4.240.0020.00516.77
7.4.230.0030.00316.90
7.4.220.0070.01116.86
7.4.210.0070.01016.82
7.4.200.0040.00416.92
7.4.190.0000.00716.94
7.4.160.0060.01116.83
7.4.150.0100.00717.40
7.4.140.0100.00817.86
7.4.130.0080.01216.69
7.4.120.0050.01116.79
7.4.110.0000.01816.96
7.4.100.0130.00316.97
7.4.90.0090.00816.68
7.4.80.0130.01019.39
7.4.70.0170.00716.78
7.4.60.0060.01216.61
7.4.50.0060.00316.86
7.4.40.0090.00916.73
7.4.30.0030.01416.79
7.4.00.0070.00715.40
7.3.330.0030.00313.49
7.3.320.0030.00313.53
7.3.310.0000.00716.45
7.3.300.0000.00716.60
7.3.290.0090.00616.62
7.3.280.0120.00516.56
7.3.270.0070.01017.40
7.3.260.0110.00616.51
7.3.250.0130.00516.75
7.3.240.0180.00416.83
7.3.230.0360.02616.78
7.3.210.0140.00416.67
7.3.200.0060.01219.39
7.3.190.0080.01216.71
7.3.180.0130.00316.78
7.3.170.0100.00716.63
7.3.160.0130.00916.43
7.3.120.0060.01215.31
7.2.330.0070.01016.77
7.2.320.0170.00016.96
7.2.310.0090.01316.89
7.2.300.0030.01516.67
7.2.290.0060.01916.88
7.2.00.0000.00819.34
7.1.100.0000.01218.43
7.1.70.0130.00517.13
7.1.60.0110.01419.70
7.1.50.0140.01117.22
7.1.00.0030.07722.35
7.0.200.0000.00716.66
7.0.140.0030.07321.97
7.0.60.0170.07019.93
7.0.50.0100.06018.00
7.0.40.0130.04720.26
7.0.30.0370.07020.11
7.0.20.0300.04020.26
7.0.10.0300.04320.36
7.0.00.0200.07020.08
5.6.280.0100.07020.86
5.6.210.0070.07020.71
5.6.200.0030.05718.16
5.6.190.0100.07720.34
5.6.180.0030.08020.77
5.6.170.0200.04320.52
5.6.160.0200.07020.61
5.6.150.0070.08018.27
5.6.140.0070.08018.19
5.6.130.0100.08718.28
5.6.120.0000.05021.14
5.6.110.0100.05721.07
5.6.100.0070.08021.09
5.6.90.0000.04320.98
5.6.80.0100.06720.51
5.5.350.0000.08020.47
5.5.340.0100.08017.97
5.5.330.0070.08320.37
5.5.320.0070.07320.36
5.5.310.0170.04320.27
5.5.300.0070.03718.08
5.5.290.0000.07018.04
5.5.280.0100.08020.88
5.5.270.0100.03320.79
5.5.260.0170.07720.76
5.5.250.0070.08020.50
5.5.240.0170.07020.35
5.4.450.0130.03319.25
5.4.440.0100.04319.47
5.4.430.0070.05019.60
5.4.420.0170.05319.57
5.4.410.0100.07019.34
5.4.400.0070.05318.94
5.4.390.0170.04719.00
5.4.380.0070.06018.92
5.4.370.0170.06319.15
5.4.360.0030.05019.14
5.4.350.0100.07019.08
5.4.340.0030.08019.00
5.4.320.0100.06319.24
5.4.310.0030.06019.00
5.4.300.0100.06319.00
5.4.290.0100.07718.85
5.4.280.0100.06019.14
5.4.270.0100.07718.94
5.4.260.0070.08019.24
5.4.250.0070.07719.15
5.4.240.0030.06319.15
5.4.230.0100.07319.14
5.4.220.0100.04719.18
5.4.210.0170.07319.14
5.4.200.0100.07718.85
5.4.190.0100.06718.99
5.4.180.0030.07718.97
5.4.170.0130.07019.11
5.4.160.0000.07019.13
5.4.150.0030.07018.95
5.4.140.0030.04716.39
5.4.130.0070.07716.48
5.4.120.0100.07016.38
5.4.110.0170.05716.45
5.4.100.0070.05016.44
5.4.90.0100.05016.71
5.4.80.0070.03316.33
5.4.70.0100.07016.31
5.4.60.0100.04716.50
5.4.50.0000.07716.30
5.4.40.0070.06016.27
5.4.30.0130.07316.25
5.4.20.0000.07016.38
5.4.10.0100.04316.42
5.4.00.0000.06715.82
5.3.290.0070.07714.81
5.3.280.0030.05314.64
5.3.270.0070.07014.66
5.3.260.0100.08014.63
5.3.250.0100.07014.77
5.3.240.0100.07314.66
5.3.230.0100.07314.62
5.3.220.0100.04314.48
5.3.210.0070.04314.56
5.3.200.0100.07014.46
5.3.190.0030.06314.58
5.3.180.0100.03714.45
5.3.170.0130.05314.57
5.3.160.0100.07014.61
5.3.150.0070.07014.59
5.3.140.0170.04714.55
5.3.130.0030.08314.55
5.3.120.0030.08014.60
5.3.110.0030.08014.59
5.3.100.0000.05314.09
5.3.90.0100.07013.96
5.3.80.0070.07014.05
5.3.70.0070.05713.99
5.3.60.0070.07314.01
5.3.50.0000.04314.09
5.3.40.0070.06714.00
5.3.30.0070.07013.98
5.3.20.0070.07313.83
5.3.10.0030.03713.80
5.3.00.0100.06013.60
5.2.170.0030.03011.06
5.2.160.0000.03311.09
5.2.150.0030.05711.11
5.2.140.0070.03011.20
5.2.130.0000.03311.15
5.2.120.0030.03011.06
5.2.110.0100.05711.11
5.2.100.0000.04711.05
5.2.90.0030.06311.25
5.2.80.0030.06711.14
5.2.70.0000.07011.10
5.2.60.0100.05011.12
5.2.50.0070.06011.03
5.2.40.0030.03711.06
5.2.30.0000.04011.12
5.2.20.0000.05311.02
5.2.10.0100.03011.02
5.2.00.0100.02010.71
5.1.60.0030.0539.90
5.1.50.0030.0239.97
5.1.40.0030.0579.96
5.1.30.0070.03310.34
5.1.20.0030.05710.36
5.1.10.0070.0379.98
5.1.00.0070.0509.98
5.0.50.0030.0338.61
5.0.40.0070.0408.36
5.0.30.0070.0608.32
5.0.20.0030.0438.32
5.0.10.0000.0508.32
5.0.00.0030.0578.32
4.4.90.0030.0338.32
4.4.80.0030.0178.32
4.4.70.0170.0208.32
4.4.60.0100.0238.32
4.4.50.0030.0238.32
4.4.40.0030.0238.32
4.4.30.0030.0138.32
4.4.20.0000.0378.32
4.4.10.0000.0338.32
4.4.00.0000.0308.32
4.3.110.0000.0338.32
4.3.100.0030.0178.32
4.3.90.0030.0338.32
4.3.80.0000.0308.32
4.3.70.0030.0378.32
4.3.60.0000.0308.32
4.3.50.0030.0308.32
4.3.40.0000.0508.32
4.3.30.0000.0238.32
4.3.20.0030.0208.32
4.3.10.0000.0178.32
4.3.00.0000.0178.32

preferences:
40.61 ms | 401 KiB | 5 Q