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 (' '); echo($hash); return md5($hash); } echo(MLencrypt('aaaa')); ?>

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)
8.3.40.0100.00718.84
8.3.30.0060.00919.18
8.3.20.0040.01120.34
8.3.10.0040.00423.66
8.3.00.0040.00419.13
8.2.170.0170.00322.96
8.2.160.0080.00820.58
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0060.01226.16
8.2.120.0040.00422.27
8.2.110.0070.00322.29
8.2.100.0110.00017.84
8.2.90.0040.00418.92
8.2.80.0000.00817.97
8.2.70.0080.00017.50
8.2.60.0040.00417.93
8.2.50.0030.00518.07
8.2.40.0050.00318.22
8.2.30.0000.00918.04
8.2.20.0050.00317.63
8.2.10.0040.00417.97
8.2.00.0040.00417.55
8.1.270.0000.01023.84
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00324.01
8.1.230.0080.00318.97
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0050.00517.23
8.1.190.0080.00017.28
8.1.180.0040.00418.10
8.1.170.0140.00018.37
8.1.160.0040.00421.89
8.1.150.0000.00718.50
8.1.140.0000.00817.30
8.1.130.0000.00717.89
8.1.120.0070.00017.29
8.1.110.0050.00217.26
8.1.100.0020.00517.41
8.1.90.0040.00417.35
8.1.80.0050.00217.39
8.1.70.0050.00317.40
8.1.60.0030.00517.56
8.1.50.0080.00017.36
8.1.40.0020.00517.55
8.1.30.0000.00917.63
8.1.20.0040.00417.59
8.1.10.0040.00417.53
8.1.00.0070.00017.37
8.0.300.0030.00318.77
8.0.290.0070.00017.18
8.0.280.0000.00718.36
8.0.270.0000.00717.27
8.0.260.0070.00016.79
8.0.250.0030.00317.00
8.0.240.0030.00516.80
8.0.230.0040.00316.88
8.0.220.0000.00716.95
8.0.210.0000.00716.94
8.0.200.0030.00316.96
8.0.190.0030.00516.97
8.0.180.0000.00716.75
8.0.170.0070.00016.90
8.0.160.0050.00216.84
8.0.150.0000.00716.96
8.0.140.0000.00816.91
8.0.130.0050.00013.33
8.0.120.0080.00016.69
8.0.110.0030.00516.93
8.0.100.0000.00716.94
8.0.90.0040.00416.72
8.0.80.0030.01416.84
8.0.70.0040.00416.96
8.0.60.0040.00416.77
8.0.50.0000.00716.89
8.0.30.0100.00817.13
8.0.20.0120.01017.40
8.0.10.0000.00716.91
8.0.00.0100.00816.71
7.4.330.0000.00515.00
7.4.320.0060.00016.59
7.4.300.0040.00416.42
7.4.290.0040.00416.59
7.4.280.0050.00316.62
7.4.270.0000.00716.61
7.4.260.0000.00716.59
7.4.250.0000.00716.55
7.4.240.0020.00516.52
7.4.230.0040.00416.70
7.4.220.0060.01516.58
7.4.210.0060.00816.60
7.4.200.0040.00416.53
7.4.190.0030.00316.72
7.4.160.0060.01016.34
7.4.150.0060.01017.40
7.4.140.0090.00917.86
7.4.130.0090.00716.48
7.4.120.0100.00716.49
7.4.110.0130.00416.61
7.4.100.0140.00316.34
7.4.90.0090.00916.77
7.4.80.0090.00819.39
7.4.70.0130.00316.57
7.4.60.0120.00616.48
7.4.50.0030.00316.16
7.4.40.0150.00422.77
7.4.30.0110.00516.65
7.4.00.0100.00315.01
7.3.330.0050.00013.23
7.3.320.0070.00013.38
7.3.310.0040.00416.42
7.3.300.0030.00316.36
7.3.290.0100.00716.29
7.3.280.0040.01216.36
7.3.270.0100.01317.40
7.3.260.0070.01016.57
7.3.250.0110.00916.38
7.3.240.0160.00316.37
7.3.230.0060.01216.55
7.3.210.0100.00716.25
7.3.200.0070.01019.39
7.3.190.0160.00616.38
7.3.180.0060.01216.65
7.3.170.0090.00616.62
7.3.160.0070.01416.36
7.3.120.0030.01314.77
7.2.330.0070.01016.75
7.2.320.0060.01516.43
7.2.310.0030.01816.45
7.2.300.0070.01016.70
7.2.290.0060.01516.51
7.2.60.0030.01316.95
7.2.00.0000.01419.41
7.1.200.0040.00715.79
7.1.100.0070.00718.20
7.1.70.0050.00516.93
7.1.60.0090.00619.33
7.1.50.0110.01116.97
7.1.00.0030.07322.44
7.0.200.0110.00416.70
7.0.140.0070.07021.99
7.0.100.0330.08019.89
7.0.90.0300.05719.94
7.0.80.0400.08319.95
7.0.70.0370.08020.13
7.0.60.0300.09019.92
7.0.50.0430.07720.34
7.0.40.0070.08720.14
7.0.30.0070.08320.11
7.0.20.0030.07720.05
7.0.10.0100.08320.12
7.0.00.0130.07320.12
5.6.280.0000.07721.09
5.6.250.0030.08320.75
5.6.240.0000.08720.63
5.6.230.0130.04320.65
5.6.220.0030.08720.74
5.6.210.0100.06720.46
5.6.200.0200.06720.96
5.6.190.0070.08021.09
5.6.180.0070.08321.06
5.6.170.0030.08721.05
5.6.160.0100.08320.94
5.6.150.0100.08021.18
5.6.140.0030.08320.91
5.6.130.0100.08321.08
5.6.120.0130.06321.06
5.6.110.0030.08721.11
5.6.100.0070.08321.16
5.6.90.0070.07020.89
5.6.80.0070.08720.40
5.6.70.0070.08020.41
5.6.60.0070.07020.30
5.6.50.0130.07720.34
5.6.40.0100.07320.41
5.6.30.0030.08020.39
5.6.20.0070.07720.45
5.6.10.0070.08020.44
5.6.00.0000.08320.36
5.5.380.0130.07320.54
5.5.370.0070.07020.35
5.5.360.0100.08020.48
5.5.350.0130.07720.43
5.5.340.0100.07720.92
5.5.330.0130.08020.73
5.5.320.0070.08020.65
5.5.310.0100.04720.90
5.5.300.0130.07720.80
5.5.290.0070.07720.78
5.5.280.0100.08320.91
5.5.270.0030.08720.91
5.5.260.0130.08320.89
5.5.250.0130.07720.62
5.5.240.0070.08020.31
5.5.230.0100.04320.18
5.5.220.0070.07320.25
5.5.210.0130.07020.21
5.5.200.0100.04020.16
5.5.190.0100.07320.24
5.5.180.0100.07320.24
5.5.160.0070.05320.27
5.5.150.0130.07320.23
5.5.140.0130.04020.25
5.5.130.0100.07320.11
5.5.120.0170.07320.13
5.5.110.0130.07320.12
5.5.100.0170.07020.16
5.5.90.0070.05720.12
5.5.80.0070.06719.98
5.5.70.0000.08019.94
5.5.60.0100.07720.00
5.5.50.0100.07720.16
5.5.40.0070.04320.16
5.5.30.0170.06719.93
5.5.20.0100.07720.05
5.5.10.0170.06720.09
5.5.00.0170.07020.04
5.4.450.0130.07319.49
5.4.440.0100.04719.27
5.4.430.0170.06719.27
5.4.420.0070.07319.17
5.4.410.0100.07319.24
5.4.400.0130.07319.14
5.4.390.0030.07019.09
5.4.380.0030.08319.14
5.4.370.0070.07319.05
5.4.360.0100.06719.19
5.4.350.0130.07318.88
5.4.340.0070.07719.09
5.4.320.0030.08319.21
5.4.310.0100.04319.23
5.4.300.0170.06719.16
5.4.290.0100.05319.12
5.4.280.0030.08019.18
5.4.270.0170.06718.88
5.4.260.0130.04319.05
5.4.250.0170.05719.12
5.4.240.0200.06319.09
5.4.230.0100.06718.87
5.4.220.0100.07019.13
5.4.210.0130.06319.09
5.4.200.0100.06319.22
5.4.190.0070.07018.86
5.4.180.0030.05019.18
5.4.170.0100.07718.87
5.4.160.0200.06319.21
5.4.150.0000.08719.19
5.4.140.0030.04716.34
5.4.130.0000.07716.43
5.4.120.0170.06716.41
5.4.110.0070.07716.39
5.4.100.0170.06316.52
5.4.90.0070.07016.33
5.4.80.0030.07716.46
5.4.70.0030.05316.30
5.4.60.0100.07016.39
5.4.50.0130.06316.31
5.4.40.0030.07016.48
5.4.30.0070.07316.31
5.4.20.0070.07016.44
5.4.10.0100.06716.36
5.4.00.0100.06715.94
5.3.290.0170.06314.72
5.3.280.0030.07714.71
5.3.270.0200.05714.53
5.3.260.0100.07714.69
5.3.250.0030.08014.61
5.3.240.0070.07714.59
5.3.230.0100.07314.63
5.3.220.0130.06714.59
5.3.210.0070.07314.57
5.3.200.0100.03314.50
5.3.190.0070.08014.49
5.3.180.0000.08014.63
5.3.170.0130.08014.62
5.3.160.0030.04714.49
5.3.150.0030.07714.66
5.3.140.0030.06714.54
5.3.130.0030.08014.53
5.3.120.0030.07314.54
5.3.110.0030.08014.55
5.3.100.0030.07714.18
5.3.90.0170.06314.02
5.3.80.0100.07013.95
5.3.70.0030.07314.02
5.3.60.0070.07314.01
5.3.50.0100.07014.00
5.3.40.0030.07313.96
5.3.30.0070.06013.93
5.3.20.0030.07713.69
5.3.10.0070.06713.72
5.3.00.0170.06313.55
5.2.170.0030.06711.26
5.2.160.0000.07011.13
5.2.150.0030.04011.25
5.2.140.0130.05011.23
5.2.130.0000.06710.98
5.2.120.0100.05710.96
5.2.110.0030.06011.22
5.2.100.0030.06011.23
5.2.90.0070.06011.16
5.2.80.0070.06311.02
5.2.70.0070.06311.21
5.2.60.0130.05310.88
5.2.50.0030.06310.93
5.2.40.0070.06710.93
5.2.30.0100.03010.85
5.2.20.0070.06011.05
5.2.10.0000.04710.92
5.2.00.0030.06310.66
5.1.60.0070.0509.98
5.1.50.0030.05310.02
5.1.40.0030.0479.98
5.1.30.0000.05310.29
5.1.20.0000.05310.36
5.1.10.0070.02310.17
5.1.00.0070.05010.07
5.0.50.0070.0408.54
5.0.40.0030.0438.40
5.0.30.0000.0678.11
5.0.20.0000.0408.24
5.0.10.0000.0478.24
5.0.00.0000.0638.23
4.4.90.0000.0378.11
4.4.80.0030.0338.11
4.4.70.0000.0308.11
4.4.60.0000.0408.11
4.4.50.0030.0308.11
4.4.40.0000.0378.11
4.4.30.0030.0338.11
4.4.20.0030.0208.11
4.4.10.0000.0378.11
4.4.00.0000.0408.11
4.3.110.0000.0278.11
4.3.100.0030.0338.11
4.3.90.0070.0238.11
4.3.80.0100.0338.11
4.3.70.0030.0278.11
4.3.60.0000.0308.11
4.3.50.0000.0238.11
4.3.40.0000.0538.11
4.3.30.0000.0338.11
4.3.20.0000.0378.11
4.3.10.0000.0308.11
4.3.00.0030.0338.11

preferences:
42.09 ms | 400 KiB | 5 Q