3v4l.org

run code in 300+ PHP versions simultaneously
<?php function MLencrypt($pass){ $hash = ''; for($i=0;$i<strlen($pass);$i++) $hash .= substr(md5($pass[$i]),($i%15),30); echo $hash."\n"; return md5($hash); } $a = 'MLencrypt'; $a; //echo ${$a}; ${$a} = 'echo phpinfo();'; //echo MLencrypt('123');

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)
8.3.40.0110.00418.35
8.3.30.0110.00418.92
8.3.20.0070.00020.31
8.3.10.0000.00823.39
8.3.00.0140.00320.76
8.2.170.0070.00722.96
8.2.160.0070.00722.03
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0000.00822.15
8.2.110.0060.00322.04
8.2.100.0080.00417.91
8.2.90.0070.00019.23
8.2.80.0050.00317.97
8.2.70.0050.00517.50
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0000.00819.34
8.2.30.0050.00518.13
8.2.20.0040.00417.78
8.2.10.0000.00817.76
8.2.00.0000.00717.68
8.1.270.0070.00023.84
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00323.96
8.1.230.0110.00019.07
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0000.00917.23
8.1.190.0090.00017.40
8.1.180.0000.00818.10
8.1.170.0050.00318.59
8.1.160.0040.00422.02
8.1.150.0050.00318.63
8.1.140.0000.00717.45
8.1.130.0000.00717.68
8.1.120.0040.00417.48
8.1.110.0000.00817.54
8.1.100.0040.00417.34
8.1.90.0030.00617.36
8.1.80.0000.00817.39
8.1.70.0030.00317.32
8.1.60.0050.00317.58
8.1.50.0030.00617.52
8.1.40.0070.00017.55
8.1.30.0030.00517.64
8.1.20.0070.00017.48
8.1.10.0030.00517.32
8.1.00.0030.00617.29
8.0.300.0070.00018.77
8.0.290.0050.00217.18
8.0.280.0000.00718.44
8.0.270.0030.00317.23
8.0.260.0060.00016.82
8.0.250.0000.00716.92
8.0.240.0060.00316.94
8.0.230.0040.00416.99
8.0.220.0000.00716.83
8.0.210.0000.00716.77
8.0.200.0030.00316.95
8.0.190.0070.00016.95
8.0.180.0030.00316.91
8.0.170.0000.00816.82
8.0.160.0070.00016.88
8.0.150.0070.00016.82
8.0.140.0040.00416.77
8.0.130.0000.00513.27
8.0.120.0030.00616.94
8.0.110.0000.00716.92
8.0.100.0080.00016.68
8.0.90.0000.00716.84
8.0.80.0080.00716.93
8.0.70.0040.00416.83
8.0.60.0040.00416.74
8.0.50.0000.00716.79
8.0.30.0110.00917.07
8.0.20.0100.01117.40
8.0.10.0040.00416.98
8.0.00.0080.00916.78
7.4.330.0020.00215.08
7.4.320.0000.00616.63
7.4.300.0000.00716.52
7.4.290.0000.00716.51
7.4.280.0000.00716.49
7.4.270.0000.00616.46
7.4.260.0030.00316.35
7.4.250.0040.00416.56
7.4.240.0040.00416.50
7.4.230.0000.00716.48
7.4.220.0130.01016.64
7.4.210.0070.01016.63
7.4.200.0000.00716.30
7.4.190.0030.00316.75
7.4.160.0080.00816.41
7.4.150.0140.00317.40
7.4.140.0050.01217.86
7.4.130.0090.00916.62
7.4.120.0080.01216.49
7.4.110.0160.00716.69
7.4.100.0170.00316.45
7.4.90.0060.01616.68
7.4.80.0100.00716.39
7.4.70.0060.01316.50
7.4.60.0130.00316.29
7.4.50.0000.00816.65
7.4.40.0070.00722.77
7.4.30.0100.00616.53
7.4.00.0070.00614.84
7.3.330.0060.00013.06
7.3.320.0000.00513.18
7.3.310.0040.00416.28
7.3.300.0070.00016.18
7.3.290.0110.00516.25
7.3.280.0030.01616.22
7.3.270.0090.00817.40
7.3.260.0140.00316.29
7.3.250.0110.00816.35
7.3.240.0100.01016.25
7.3.230.0100.00616.58
7.3.210.0000.01616.23
7.3.200.0060.01119.39
7.3.190.0100.00616.27
7.3.180.0110.00716.25
7.3.170.0080.00816.27
7.3.160.0070.01016.23
7.3.120.0070.00714.47
7.2.330.0120.00616.60
7.2.320.0110.00716.39
7.2.310.0090.01216.57
7.2.300.0090.00916.55
7.2.290.0110.00616.24
7.1.100.0070.01017.76
7.1.70.0130.00317.19
7.1.60.0030.02019.27
7.1.50.0070.01416.76
7.1.00.0000.08022.28
7.0.200.0000.00816.73
7.0.140.0070.07022.21
7.0.80.0100.04019.96
7.0.70.0170.07019.98
7.0.60.0130.08319.86
7.0.50.0230.04720.32
7.0.40.0030.06720.09
7.0.30.0130.07320.03
7.0.20.0130.04320.11
7.0.10.0030.04320.05
7.0.00.0030.06020.09
5.6.280.0070.07020.86
5.6.230.0000.07720.59
5.6.220.0030.06720.55
5.6.210.0100.06020.62
5.6.200.0100.07721.04
5.6.190.0030.08721.14
5.6.180.0170.07721.11
5.6.170.0070.08021.05
5.6.160.0130.07721.11
5.6.150.0100.07321.09
5.6.140.0170.07321.13
5.6.130.0070.06721.02
5.6.120.0070.05721.02
5.6.110.0230.06321.00
5.6.100.0100.07021.08
5.6.90.0070.08021.01
5.6.80.0030.08320.40
5.6.70.0070.07320.42
5.6.60.0070.08320.42
5.6.50.0130.08320.45
5.6.40.0100.07320.44
5.6.30.0030.08020.47
5.6.20.0170.07020.44
5.6.10.0130.07320.46
5.6.00.0000.07720.29
5.5.370.0100.08020.52
5.5.360.0100.04020.41
5.5.350.0130.08720.42
5.5.340.0070.08020.80
5.5.330.0170.06720.92
5.5.320.0170.06020.87
5.5.310.0030.04720.73
5.5.300.0100.04720.73
5.5.290.0170.06320.88
5.5.280.0100.08320.90
5.5.270.0100.07720.86
5.5.260.0030.08720.73
5.5.250.0170.08020.70
5.5.240.0070.08020.14
5.5.230.0030.05720.21
5.5.220.0100.07720.15
5.5.210.0100.07720.18
5.5.200.0070.07720.18
5.5.190.0070.07720.23
5.5.180.0070.08320.13
5.5.160.0030.07720.06
5.5.150.0100.08020.21
5.5.140.0200.07320.23
5.5.130.0030.08019.97
5.5.120.0100.08020.21
5.5.110.0070.07020.14
5.5.100.0100.06320.07
5.5.90.0130.05020.07
5.5.80.0100.08020.10
5.5.70.0130.07320.11
5.5.60.0170.06720.15
5.5.50.0170.07320.05
5.5.40.0170.07020.05
5.5.30.0100.08020.05
5.5.20.0130.07020.05
5.5.10.0130.07320.02
5.5.00.0070.07020.04
5.4.450.0100.07719.37
5.4.440.0070.07319.17
5.4.430.0100.08019.52
5.4.420.0070.07319.17
5.4.410.0130.07319.23
5.4.400.0130.06019.21
5.4.390.0030.06019.16
5.4.380.0000.04319.12
5.4.370.0100.07719.23
5.4.360.0070.06319.18
5.4.350.0100.07718.88
5.4.340.0070.08019.22
5.4.320.0070.04019.14
5.4.310.0200.06719.05
5.4.300.0100.07319.03
5.4.290.0030.04719.20
5.4.280.0100.07719.08
5.4.270.0030.06019.22
5.4.260.0000.08019.14
5.4.250.0100.07319.04
5.4.240.0100.07319.17
5.4.230.0100.06719.11
5.4.220.0130.07319.11
5.4.210.0130.07019.02
5.4.200.0170.06719.22
5.4.190.0030.07719.13
5.4.180.0130.07018.93
5.4.170.0070.05319.12
5.4.160.0230.06018.93
5.4.150.0130.07719.02
5.4.140.0170.06316.45
5.4.130.0100.06716.43
5.4.120.0070.05316.43
5.4.110.0170.03316.47
5.4.100.0030.06716.49
5.4.90.0030.05716.46
5.4.80.0030.08016.32
5.4.70.0070.04016.45
5.4.60.0030.06016.37
5.4.50.0000.07016.41
5.4.40.0000.07716.29
5.4.30.0030.07716.47
5.4.20.0130.07016.37
5.4.10.0070.07316.46
5.4.00.0130.07016.08
5.3.290.0100.03716.08
5.3.280.0030.08316.08
5.3.270.0030.08016.08
5.3.260.0070.06716.08
5.3.250.0070.07716.08
5.3.240.0030.06016.08
5.3.230.0070.06316.08
5.3.220.0070.07016.08
5.3.210.0030.07016.08
5.3.200.0000.08016.08
5.3.190.0100.07016.08
5.3.180.0070.06016.08
5.3.170.0100.06316.08
5.3.160.0030.05716.08
5.3.150.0070.07316.08
5.3.140.0130.05016.08
5.3.130.0330.05716.08
5.3.120.0070.05316.08
5.3.110.0070.07716.08
5.3.100.0030.04716.08
5.3.90.0030.07716.08
5.3.80.0070.07016.08
5.3.70.0030.07016.08
5.3.60.0000.04716.08
5.3.50.0000.04716.08
5.3.40.0130.06716.08
5.3.30.0000.04716.08
5.3.20.0000.03716.08
5.3.10.0000.03716.08
5.3.00.0000.04016.08
5.2.170.0070.05016.08
5.2.160.0070.05716.08
5.2.150.0100.04016.08
5.2.140.0030.03016.08
5.2.130.0030.02716.08
5.2.120.0030.02716.08
5.2.110.0070.04016.08
5.2.100.0100.02716.08
5.2.90.0070.02316.08
5.2.80.0100.02716.08
5.2.70.0070.03016.08
5.2.60.0000.03016.08
5.2.50.0000.04316.08
5.2.40.0100.02016.08
5.2.30.0070.02716.08
5.2.20.0000.03316.08
5.2.10.0100.02316.08
5.2.00.0070.03016.08
5.1.60.0030.02316.08
5.1.50.0000.04016.08
5.1.40.0070.03016.08
5.1.30.0000.04316.08
5.1.20.0000.03016.08
5.1.10.0030.05016.08
5.1.00.0000.03316.08
5.0.50.0030.02716.08
5.0.40.0000.03016.08
5.0.30.0000.06716.08
5.0.20.0030.02316.08
5.0.10.0100.04016.08
5.0.00.0000.03316.08
4.4.90.0030.01316.08
4.4.80.0070.01016.08
4.4.70.0000.02016.08
4.4.60.0000.02316.08
4.4.50.0030.01316.08
4.4.40.0000.05316.08
4.4.30.0000.01316.08
4.4.20.0070.01316.08
4.4.10.0000.04016.08
4.4.00.0000.04316.08
4.3.110.0030.03016.08
4.3.100.0030.02316.08
4.3.90.0070.02716.08
4.3.80.0030.04016.08
4.3.70.0000.01716.08
4.3.60.0030.01316.08
4.3.50.0030.01316.08
4.3.40.0070.04016.08
4.3.30.0000.01716.08
4.3.20.0000.01716.08
4.3.10.0030.01316.08
4.3.00.0030.01316.08

preferences:
48.08 ms | 400 KiB | 5 Q