3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = 'coll_001@retecert.postecert'; $hashed = md5($s); $result = ''; for ($i=0; $i < strlen($s); $i++) { $result = $result.$hashed{ (ord($s{$i})+$i)%16 }; } echo $result;

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)
8.3.60.0040.01116.50
8.3.50.0150.00717.91
8.3.40.0070.01318.57
8.3.30.0070.00718.86
8.3.20.0050.00320.04
8.3.10.0040.00421.65
8.3.00.0080.00819.38
8.2.180.0110.00318.17
8.2.170.0100.00722.96
8.2.160.0100.00320.25
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0080.00019.36
8.2.110.0000.01020.91
8.2.100.0120.00017.97
8.2.90.0040.00418.97
8.2.80.0060.00317.97
8.2.70.0000.00917.50
8.2.60.0040.00417.91
8.2.50.0060.00318.07
8.2.40.0030.00519.82
8.2.30.0050.00517.74
8.2.20.0000.00817.50
8.2.10.0040.00417.97
8.2.00.0040.00417.61
8.1.280.0070.01025.92
8.1.270.0030.00524.66
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00723.82
8.1.230.0070.00417.57
8.1.220.0050.00317.74
8.1.210.0000.00918.77
8.1.200.0030.00617.22
8.1.190.0090.00017.10
8.1.180.0000.00718.10
8.1.170.0040.00418.65
8.1.160.0040.00421.84
8.1.150.0030.00618.67
8.1.140.0000.00717.37
8.1.130.0040.00417.66
8.1.120.0000.00817.21
8.1.110.0040.00417.30
8.1.100.0000.00717.19
8.1.90.0050.00217.37
8.1.80.0000.00717.30
8.1.70.0000.00717.20
8.1.60.0030.00617.46
8.1.50.0040.00417.43
8.1.40.0040.00417.36
8.1.30.0060.00317.47
8.1.20.0040.00417.54
8.1.10.0040.00417.23
8.1.00.0000.00917.30
8.0.300.0050.00318.77
8.0.290.0000.00716.75
8.0.280.0030.00318.41
8.0.270.0030.00317.00
8.0.260.0000.00617.12
8.0.250.0070.00016.79
8.0.240.0000.00816.89
8.0.230.0100.00016.88
8.0.220.0000.00716.82
8.0.210.0030.00516.71
8.0.200.0040.00416.94
8.0.190.0040.00416.81
8.0.180.0030.00316.83
8.0.170.0070.00016.81
8.0.160.0000.00716.80
8.0.150.0040.00416.73
8.0.140.0000.00716.73
8.0.130.0070.00013.25
8.0.120.0040.00416.75
8.0.110.0050.00316.81
8.0.100.0070.00016.88
8.0.90.0030.00516.84
8.0.80.0070.00716.87
8.0.70.0030.00516.88
8.0.60.0040.00416.94
8.0.50.0040.00416.72
8.0.30.0130.00717.04
8.0.20.0140.00417.40
8.0.10.0040.00416.74
8.0.00.0110.00916.64
7.4.330.0030.00315.03
7.4.320.0060.00016.36
7.4.300.0040.00416.43
7.4.290.0030.00316.44
7.4.280.0040.00416.34
7.4.270.0080.00016.55
7.4.260.0070.00016.32
7.4.250.0040.00416.39
7.4.240.0000.00716.45
7.4.230.0030.00516.51
7.4.220.0090.00916.35
7.4.210.0080.00816.59
7.4.200.0000.00816.33
7.4.160.0100.00516.50
7.4.150.0060.01217.40
7.4.140.0120.00917.86
7.4.130.0110.01016.54
7.4.120.0070.01216.44
7.4.110.0120.01216.43
7.4.100.0120.00616.77
7.4.90.0120.00616.51
7.4.80.0140.00319.39
7.4.70.0090.01216.52
7.4.60.0130.00316.42
7.4.50.0000.00416.44
7.4.40.0170.00316.57
7.4.30.0100.00716.30
7.4.00.0100.00715.12
7.3.330.0020.00213.16
7.3.320.0090.00313.06
7.3.310.0030.00316.41
7.3.300.0070.00016.22
7.3.290.0070.00816.32
7.3.280.0060.01316.32
7.3.270.0060.01417.40
7.3.260.0080.00816.35
7.3.250.0090.01316.29
7.3.240.0070.01116.29
7.3.230.0090.01216.55
7.3.210.0080.00816.40
7.3.200.0100.01119.39
7.3.190.0030.01616.51
7.3.180.0070.01016.44
7.3.170.0060.01516.36
7.3.160.0140.00316.39
7.2.330.0000.01716.71
7.2.320.0060.01016.83
7.2.310.0080.00816.70
7.2.300.0120.00616.81
7.2.290.0110.00716.80
7.2.60.0090.00617.04
7.2.00.0030.01019.38
7.1.200.0030.00715.83
7.1.100.0100.00718.00
7.1.70.0030.00617.20
7.1.60.0030.01319.50
7.1.50.0000.02317.01
7.1.00.0030.07722.45
7.0.200.0190.00316.73
7.0.140.0000.07722.09
7.0.60.0030.04320.04
7.0.50.0100.07717.79
7.0.40.0100.08319.95
7.0.30.0300.03720.09
7.0.20.0170.04320.20
7.0.10.0130.05019.97
7.0.00.0070.09020.02
5.6.280.0030.07320.80
5.6.210.0170.07320.54
5.6.200.0100.06718.08
5.6.190.0030.06320.32
5.6.180.0200.05320.46
5.6.170.0470.07020.71
5.6.160.0030.04020.49
5.6.150.0100.07018.12
5.6.140.0070.05718.18
5.6.130.0170.05318.14
5.6.120.0100.04021.01
5.6.110.0070.04021.01
5.6.100.0100.08021.11
5.6.90.0070.07320.94
5.6.80.0300.06020.53
5.6.70.0230.04720.50
5.5.350.0100.08320.28
5.5.340.0030.05718.00
5.5.330.0100.07720.29
5.5.320.0070.08320.40
5.5.310.0300.03320.30
5.5.300.0030.07318.00
5.5.290.0030.04717.92
5.5.280.0070.07020.90
5.5.270.0200.07320.88
5.5.260.0130.08020.67
5.5.250.0100.08020.71
5.5.240.0100.07020.03
5.4.450.0230.07019.34
5.4.440.1000.06019.32
5.4.430.1000.05719.10
5.4.420.0870.06019.24
5.4.410.0870.05719.45
5.4.400.0170.07718.77
5.4.390.0200.05318.66
5.4.380.0230.07318.66
5.4.370.0200.07018.41
5.4.360.0170.06018.65
5.4.350.0130.06018.59
5.4.340.0270.04718.57
5.4.320.0200.06318.71
5.4.310.0170.06718.69
5.4.300.0070.06718.63
5.4.290.0070.06018.47
5.4.280.0200.04718.70
5.4.270.0300.04318.52
5.4.260.0300.04718.47
5.4.250.0170.05718.65
5.4.240.0270.04718.47
5.4.230.0200.05318.55
5.4.220.0130.06018.55
5.4.210.0300.04018.42
5.4.200.0170.05316.38
5.4.190.0170.05318.55
5.4.180.0170.05318.55
5.4.170.0200.05318.63
5.4.160.0300.04718.57
5.4.150.0130.06018.45
5.4.140.0170.05316.15
5.4.130.0300.05716.10
5.4.120.0170.07316.24
5.4.110.0230.04716.16
5.4.100.0130.06016.24
5.4.90.0130.06016.15
5.4.80.0370.05316.18
5.4.70.0170.06016.36
5.4.60.0130.05316.22
5.4.50.0200.05716.21
5.4.40.0330.04716.11
5.4.30.0330.05316.15
5.4.20.0200.05316.11
5.4.10.0270.05316.16
5.4.00.0170.07015.54
5.3.290.0230.05714.64
5.3.280.0200.06714.67
5.3.270.0330.06014.50
5.3.260.0300.04714.58
5.3.250.0170.08014.68
5.3.240.0330.07714.69
5.3.230.0300.06714.58
5.3.220.0300.06714.60
5.3.210.0330.04714.54
5.3.200.0270.04714.54
5.3.190.2130.06314.54
5.3.180.0570.06014.66
5.3.170.1670.06314.59
5.3.160.2370.05714.56
5.3.150.0230.05014.50
5.3.140.0100.05714.64
5.3.130.0270.05014.62
5.3.120.0230.06714.52
5.3.110.0200.07714.59
5.3.100.0230.06714.00
5.3.90.0330.05714.01
5.3.80.0400.04714.05
5.3.70.0230.05014.01
5.3.60.0230.04714.07
5.3.50.0230.06314.04
5.3.40.0370.04013.87
5.3.30.0330.04314.00
5.3.20.0130.05713.76
5.3.10.0230.04313.57
5.3.00.0100.05713.63
5.2.170.0130.04311.11
5.2.160.0170.03711.18
5.2.150.0170.04011.18
5.2.140.0170.04311.05
5.2.130.0170.04311.05
5.2.120.0100.04311.16
5.2.110.0100.05311.07
5.2.100.0200.03711.13
5.2.90.0070.05011.15
5.2.80.0170.04011.13
5.2.70.0100.05011.07
5.2.60.0130.05011.01
5.2.50.0200.04010.93
5.2.40.0200.05011.05
5.2.30.0170.04311.00
5.2.20.0170.04011.07
5.2.10.0100.04311.03
5.2.00.0100.04310.81
5.1.60.0100.03710.06
5.1.50.0170.0479.95
5.1.40.0230.02710.01
5.1.30.1570.05310.29
5.1.20.0200.03310.38
5.1.10.0130.03310.13
5.1.00.0070.04310.06
5.0.50.0070.0308.57
5.0.40.0030.0308.41
5.0.30.0100.0408.31
5.0.20.0100.0238.38
5.0.10.0030.0378.20
5.0.00.0030.0438.20
4.4.90.0000.0275.87
4.4.80.0030.0235.88
4.4.70.0070.0205.93
4.4.60.0030.0235.93
4.4.50.0070.0235.89
4.4.40.0070.0375.87
4.4.30.0070.0275.89
4.4.20.0030.0275.98
4.4.10.0100.0205.93
4.4.00.0100.0305.90
4.3.110.0000.0275.92
4.3.100.0070.0235.79
4.3.90.0070.0205.81
4.3.80.0030.0375.79
4.3.70.0030.0235.79
4.3.60.0030.0275.88
4.3.50.0100.0235.79
4.3.40.0070.0375.78
4.3.30.0000.0274.53
4.3.20.0000.0274.53
4.3.10.0130.0174.48
4.3.00.0000.0236.98

preferences:
44.15 ms | 400 KiB | 5 Q