3v4l.org

run code in 300+ PHP versions simultaneously
<?php function createPassword($input) { $salt = substr(md5(time()), 0, 20); return sha1($salt . sha1($input) . $salt); } createPassword("cieren"); echo $salt;

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)
7.4.10.0060.01315.28
7.4.00.0150.00414.89
7.3.130.0030.01414.85
7.3.120.0040.01414.79
7.3.110.0130.00314.67
7.3.100.0060.00315.00
7.3.90.0000.01414.73
7.3.80.0070.00414.66
7.3.70.0030.01014.66
7.3.60.0080.00414.80
7.3.50.0040.00714.52
7.3.40.0060.00314.84
7.3.30.0070.00414.88
7.3.20.0070.00716.68
7.3.10.0000.01016.68
7.3.00.0030.01316.71
7.2.260.0090.01215.03
7.2.250.0070.00714.98
7.2.240.0030.01014.91
7.2.230.0070.00715.29
7.2.220.0100.00315.01
7.2.210.0070.00715.21
7.2.200.0130.00314.82
7.2.190.0070.00814.94
7.2.180.0060.01014.96
7.2.170.0000.01115.05
7.2.160.0090.00615.16
7.2.150.0040.01116.96
7.2.140.0030.00616.90
7.2.130.0110.00416.91
7.2.120.0030.00616.84
7.2.110.0120.00016.96
7.2.100.0070.01116.93
7.2.90.0100.00616.92
7.2.80.0090.00617.04
7.2.70.0120.00316.89
7.2.60.0030.01017.00
7.2.50.0030.00917.08
7.2.40.0040.01417.05
7.2.30.0030.00616.98
7.2.20.0130.00616.79
7.2.10.0120.00016.79
7.2.00.0060.00616.93
7.1.330.0060.01015.98
7.1.320.0030.01115.79
7.1.310.0070.00715.88
7.1.300.0070.00315.86
7.1.290.0070.00715.81
7.1.280.0100.00015.65
7.1.270.0070.00715.82
7.1.260.0030.01015.76
7.1.250.0030.00915.91
7.1.240.0030.01015.70
7.1.230.0110.00315.93
7.1.220.0070.00715.76
7.1.210.0030.01015.94
7.1.200.0000.00815.46
7.1.190.0100.00315.74
7.1.180.0080.00415.71
7.1.170.0090.00615.87
7.1.160.0060.00615.88
7.1.150.0030.00715.96
7.1.140.0110.00315.89
7.1.130.0070.00715.78
7.1.120.0040.01015.59
7.1.110.0030.00615.81
7.1.100.0120.00017.01
7.1.90.0030.01215.60
7.1.80.0060.00615.96
7.1.70.0050.00516.43
7.1.60.0050.01417.65
7.1.50.0050.01216.36
7.1.40.0100.00015.88
7.1.30.0030.00915.95
7.1.20.0080.00015.66
7.1.10.0060.00915.50
7.1.00.0060.03819.09
7.0.330.0060.00615.43
7.0.320.0040.00715.40
7.0.310.0060.00315.54
7.0.300.0070.00715.43
7.0.290.0040.01115.38
7.0.280.0040.00715.43
7.0.270.0060.00615.21
7.0.260.0000.01415.17
7.0.250.0070.00315.27
7.0.240.0080.00415.50
7.0.230.0070.01415.30
7.0.220.0120.00415.54
7.0.210.0060.00915.51
7.0.200.0050.00615.96
7.0.190.0000.00815.31
7.0.180.0090.00615.43
7.0.170.0070.00415.07
7.0.160.0030.00915.58
7.0.150.0030.00815.50
7.0.140.0080.03818.81
7.0.130.0000.01115.20
7.0.120.0060.00315.59
7.0.110.0030.00715.58
7.0.100.0070.02217.62
7.0.90.0070.02517.67
7.0.80.0120.01717.63
7.0.70.0050.03017.64
7.0.60.0050.02617.68
7.0.50.0030.02417.86
7.0.40.0020.03016.77
7.0.30.0100.01816.82
7.0.20.0030.04816.74
7.0.10.0030.03516.76
7.0.00.0030.02316.76
5.6.400.0050.00314.30
5.6.390.0060.00614.25
5.6.380.0080.00814.33
5.6.370.0030.00914.44
5.6.360.0080.00414.39
5.6.350.0000.01314.64
5.6.340.0110.00314.07
5.6.330.0030.01014.65
5.6.320.0060.01014.30
5.6.310.0140.00014.32
5.6.300.0090.00614.55
5.6.290.0040.01214.10
5.6.280.0100.03517.70
5.6.270.0030.01314.59
5.6.260.0080.00414.48
5.6.250.0030.03517.56
5.6.240.0090.02017.40
5.6.230.0050.03017.41
5.6.220.0100.01817.46
5.6.210.0070.02217.36
5.6.200.0050.02617.70
5.6.190.0070.02217.58
5.6.180.0020.02717.50
5.6.170.0050.02517.53
5.6.160.0030.02417.68
5.6.150.0070.02017.68
5.6.140.0110.01717.62
5.6.130.0070.02317.54
5.6.120.0050.04417.62
5.6.110.0060.02817.70
5.6.100.0110.04117.74
5.6.90.0120.02217.58
5.6.80.0100.04017.38
5.6.70.0070.04317.33
5.6.60.0030.04317.37
5.6.50.0020.03317.40
5.6.40.0120.04017.30
5.6.30.0070.04517.30
5.6.20.0030.04717.25
5.6.10.0050.04817.22
5.6.00.0050.04317.33
5.5.380.0030.03017.29
5.5.370.0080.03217.11
5.5.360.0020.02717.25
5.5.350.0060.02017.17
5.5.340.0030.02417.62
5.5.330.0030.02517.51
5.5.320.0020.02617.71
5.5.310.0110.02317.47
5.5.300.0060.02917.43
5.5.290.0070.02717.51
5.5.280.0070.03217.51
5.5.270.0070.04717.44
5.5.260.0110.04017.38
5.5.250.0070.04417.31
5.5.240.0050.04617.21
5.5.230.0050.04417.25
5.5.220.0050.04317.02
5.5.210.0070.04217.11
5.5.200.0050.04417.20
5.5.190.0080.04217.13
5.5.180.0130.03817.13
5.5.170.0030.01414.19
5.5.160.0050.02617.21
5.5.150.0080.03617.03
5.5.140.0090.02517.06
5.5.130.0040.02817.22
5.5.120.0030.04617.11
5.5.110.0020.04417.25
5.5.100.0020.03417.08
5.5.90.0050.04517.15
5.5.80.0050.04317.13
5.5.70.0050.02817.08
5.5.60.0040.02217.00
5.5.50.0050.04416.94
5.5.40.0020.04017.15
5.5.30.0040.03016.94
5.5.20.0140.03417.13
5.5.10.0030.04616.99
5.5.00.0070.03316.95
5.4.450.0060.02015.44
5.4.440.0050.02315.46
5.4.430.0080.03715.43
5.4.420.0090.03715.36
5.4.410.0030.04115.46
5.4.400.0030.02515.22
5.4.390.0050.02215.31
5.4.380.0080.03915.32
5.4.370.0050.03515.31
5.4.360.0000.04515.18
5.4.350.0080.03715.20
5.4.340.0100.03315.31
5.4.330.0000.01411.50
5.4.320.0050.02615.36
5.4.310.0050.03315.20
5.4.300.0050.04015.35
5.4.290.0030.03215.27
5.4.280.0000.04115.33
5.4.270.0070.02515.17
5.4.260.0090.03315.17
5.4.250.0030.04415.27
5.4.240.0040.03915.22
5.4.230.0030.03715.33
5.4.220.0020.04415.35
5.4.210.0050.03615.30
5.4.200.0030.04115.26
5.4.190.0080.03615.18
5.4.180.0070.04215.26
5.4.170.0070.03815.35
5.4.160.0090.02015.30
5.4.150.0060.03315.30
5.4.140.0090.03513.86
5.4.130.0080.02113.93
5.4.120.0030.04213.90
5.4.110.0040.03913.96
5.4.100.0090.03213.93
5.4.90.0050.03714.00
5.4.80.0030.03913.91
5.4.70.0070.03913.99
5.4.60.0050.04013.96
5.4.50.0050.02413.95
5.4.40.0060.01814.00
5.4.30.0020.03513.97
5.4.20.0020.04213.97
5.4.10.0050.03713.91
5.4.00.0050.03413.60
5.3.290.0100.07314.69
5.3.280.0000.05014.65
5.3.270.0100.08014.67
5.3.260.0030.05014.66
5.3.250.0070.06014.57
5.3.240.0000.08314.61
5.3.230.0000.04314.56
5.3.220.0030.06714.59
5.3.210.0100.05314.55
5.3.200.0070.07314.59
5.3.190.0070.03714.70
5.3.180.0030.04314.62
5.3.170.0130.07014.59
5.3.160.0130.07314.53
5.3.150.0000.08014.62
5.3.140.0100.03714.67
5.3.130.0030.04714.68
5.3.120.0030.04314.56
5.3.110.0130.06714.50
5.3.100.0070.07314.13
5.3.90.0070.07714.02
5.3.80.0070.07314.11
5.3.70.0030.05013.99
5.3.60.0170.06313.93
5.3.50.0030.04013.92
5.3.40.0130.07714.06
5.3.30.0030.05013.79
5.3.20.0100.07013.57
5.3.10.0130.06013.54
5.3.00.0100.05713.65
5.2.170.0000.05711.16
5.2.160.0000.04011.24
5.2.150.0070.05711.04
5.2.140.0100.04311.19
5.2.130.0030.06011.16
5.2.120.0100.05710.97
5.2.110.0030.05711.13
5.2.100.0070.06011.13
5.2.90.0100.05711.10
5.2.80.0030.05011.20
5.2.70.0070.06010.97
5.2.60.0070.05011.11
5.2.50.0070.06011.06
5.2.40.0030.06311.05
5.2.30.0030.06010.95
5.2.20.0030.03711.06
5.2.10.0100.05311.00
5.2.00.0100.05010.78
5.1.60.0030.05010.41
5.1.50.0070.02310.41
5.1.40.0030.04010.41
5.1.30.0030.05010.41
5.1.20.0070.05710.48
5.1.10.0030.04010.41
5.1.00.0070.05710.41
5.0.50.0100.03710.41
5.0.40.0030.03310.41
5.0.30.0000.04010.41
5.0.20.0000.05010.41
5.0.10.0030.03310.41
5.0.00.0000.06010.41
4.4.90.0070.03010.41
4.4.80.0000.03310.41
4.4.70.0000.03710.41
4.4.60.0030.03310.41
4.4.50.0030.02310.41
4.4.40.0000.05310.41
4.4.30.0000.02010.41
4.4.20.0000.03310.41
4.4.10.0070.03010.41
4.4.00.0070.03710.41
4.3.110.0030.03310.41
4.3.100.0030.03310.41
4.3.90.0000.03010.41
4.3.80.0070.03310.41
4.3.70.0030.03310.41
4.3.60.0030.03010.41
4.3.50.0000.03710.41
4.3.40.0000.05310.41
4.3.30.0030.03710.41
4.3.20.0070.03310.41
4.3.10.0000.03310.41
4.3.00.0000.03710.41

preferences:
32.3 ms | 400 KiB | 5 Q