3v4l.org

run code in 300+ PHP versions simultaneously
<?php function generatePassword($username, $password ) { /* 1. RESULT = LOWER_CASE ( username ) + PASSWORD 2. RESULT = LOWER_CASE ( SHA1_HEX(RESULT) ) 3. RESULT = SESSIONID + RESULT 4. RESULT = UPPER_CASE ( SHA1_HEX(RESULT) ) */ if( $this->_sessionid ) { //1. $result = strtolower( $username ) . $password; //2. $result = strtolower( sha1( $result ) ); //3. $result = $this->_sessionid . $result; //4. $result = strtoupper( sha1( $result ) ); } else { $result = false; } return $result; } print_r(generatePassword('599750531', '4321')); ?>

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)
8.3.60.0040.01116.88
8.3.50.0120.01021.20
8.3.40.0090.00919.02
8.3.30.0080.00818.85
8.3.20.0070.00020.16
8.3.10.0080.00023.37
8.3.00.0050.00322.58
8.2.180.0040.01816.75
8.2.170.0100.01022.96
8.2.160.0070.00722.08
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0030.00617.38
8.2.110.0000.01020.52
8.2.100.0090.00317.97
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0070.00017.93
8.2.50.0090.00018.07
8.2.40.0000.00821.16
8.2.30.0040.00419.79
8.2.20.0040.00417.80
8.2.10.0050.00317.95
8.2.00.0030.00618.02
8.1.280.0060.01525.92
8.1.270.0080.00020.26
8.1.260.0060.00326.35
8.1.250.0000.00928.09
8.1.240.0090.00023.70
8.1.230.0120.00021.04
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.13
8.1.190.0000.00817.23
8.1.180.0030.00618.10
8.1.170.0050.00318.58
8.1.160.0070.00021.96
8.1.150.0070.00318.78
8.1.140.0030.00517.38
8.1.130.0000.00717.51
8.1.120.0040.00417.34
8.1.110.0040.00417.30
8.1.100.0050.00217.32
8.1.90.0040.00417.27
8.1.80.0040.00417.33
8.1.70.0030.00317.38
8.1.60.0000.00917.54
8.1.50.0040.00417.51
8.1.40.0080.00017.41
8.1.30.0050.00317.42
8.1.20.0000.00817.56
8.1.10.0000.00817.48
8.1.00.0040.00417.49
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0000.00718.35
8.0.270.0040.00417.12
8.0.260.0030.00317.07
8.0.250.0020.00516.87
8.0.240.0000.00816.93
8.0.230.0030.00616.88
8.0.220.0030.00316.84
8.0.210.0000.00716.86
8.0.200.0000.00717.01
8.0.190.0080.00317.00
8.0.180.0000.00816.89
8.0.170.0000.00716.84
8.0.160.0070.00016.95
8.0.150.0000.00716.77
8.0.140.0000.00816.75
8.0.130.0030.00313.38
8.0.120.0000.00916.70
8.0.110.0040.00416.97
8.0.100.0040.00416.97
8.0.90.0040.00416.70
8.0.80.0140.00416.94
8.0.70.0030.00616.89
8.0.60.0000.00816.85
8.0.50.0040.00416.79
8.0.30.0100.01016.92
8.0.20.0130.00917.40
8.0.10.0050.00216.79
8.0.00.0140.00516.70
7.4.330.0050.00015.19
7.4.320.0060.00016.38
7.4.300.0030.00316.55
7.4.290.0030.00316.47
7.4.280.0040.00416.41
7.4.270.0030.00316.55
7.4.260.0000.00816.51
7.4.250.0030.00316.57
7.4.240.0070.00016.44
7.4.230.0040.00416.20
7.4.220.0160.00316.50
7.4.210.0110.00416.42
7.4.200.0000.00716.32
7.4.160.0100.01016.20
7.4.150.0120.00617.40
7.4.140.0100.01417.86
7.4.130.0070.01816.58
7.4.120.0120.00916.49
7.4.110.0100.00716.64
7.4.100.0150.01316.60
7.4.90.0060.01116.34
7.4.80.0070.01019.39
7.4.70.0160.00616.61
7.4.60.0100.00716.48
7.4.50.0030.00516.56
7.4.40.0080.01216.43
7.4.30.0110.00616.32
7.4.00.0060.01114.77
7.3.330.0000.00613.24
7.3.320.0040.00413.18
7.3.310.0080.00016.20
7.3.300.0000.00616.30
7.3.290.0060.00916.31
7.3.280.0050.01116.25
7.3.270.0000.01717.40
7.3.260.0130.00616.50
7.3.250.0040.01316.50
7.3.240.0170.00016.33
7.3.230.0060.01216.61
7.3.210.0070.01016.33
7.3.200.0060.01119.39
7.3.190.0070.01016.54
7.3.180.0110.00816.51
7.3.170.0130.00716.35
7.3.160.0090.00916.61
7.2.330.0040.01416.52
7.2.320.0120.00916.57
7.2.310.0080.01616.42
7.2.300.0100.00616.54
7.2.290.0070.01416.50
7.2.60.0030.00616.11
7.2.00.0040.00719.06
7.1.200.0080.00015.74
7.1.100.0030.01018.14
7.1.70.0040.00417.01
7.1.60.0100.00619.18
7.1.50.0100.01616.86
7.1.00.0000.07722.40
7.0.200.0080.00316.33
7.0.60.0070.04720.03
7.0.50.0100.04717.91
7.0.40.0070.04020.25
7.0.30.0230.07720.26
7.0.20.0400.07320.24
7.0.10.0100.07720.06
7.0.00.0100.07720.24
5.6.280.0070.06720.78
5.6.210.0230.06320.69
5.6.200.0030.07018.18
5.6.190.0000.04320.33
5.6.180.3570.04720.48
5.6.170.0230.05720.58
5.6.160.0100.05720.48
5.6.150.0070.04018.19
5.6.140.0070.08018.28
5.6.130.0000.05018.15
5.6.120.0100.05321.02
5.6.110.0030.08021.11
5.6.100.0030.08721.04
5.6.90.0000.05721.14
5.6.80.0000.07320.40
5.6.70.4370.04020.41
5.5.350.0200.07720.39
5.5.340.0170.03717.99
5.5.330.0030.06020.40
5.5.320.3400.04320.30
5.5.310.0330.06720.51
5.5.300.0070.08317.95
5.5.290.0070.08317.95
5.5.280.0000.04320.95
5.5.270.0070.04020.89
5.5.260.0170.07020.98
5.5.250.0030.06020.79
5.5.240.0170.09020.04
5.4.450.1170.07019.55
5.4.440.1070.07319.70
5.4.430.1070.06719.55
5.4.420.1070.06719.47
5.4.410.1600.06719.34
5.4.400.1570.06019.26
5.4.390.0800.04719.29
5.4.380.1300.05318.87
5.4.370.0970.05718.84
5.4.360.0970.06319.13
5.4.350.1000.06019.15
5.4.340.0900.05319.01
5.4.320.1100.05719.26
5.4.310.0930.05319.26
5.4.300.0800.04719.26
5.4.290.1070.06019.25
5.4.280.0800.06319.22
5.4.270.1030.05319.22
5.4.260.0830.05019.14
5.4.250.0870.05319.37
5.4.240.0770.05719.14
5.4.230.0830.05318.83
5.4.220.0800.06019.28
5.4.210.0970.05719.17
5.4.200.1030.04716.69
5.4.190.0830.06019.16
5.4.180.0870.05719.09
5.4.170.1000.05019.18
5.4.160.0930.05319.02
5.4.150.1030.06019.16
5.4.140.0830.05316.39
5.4.130.0900.04716.55
5.4.120.0770.05016.33
5.4.110.0970.05016.40
5.4.100.1130.05016.30
5.4.90.1070.05716.53
5.4.80.0730.05716.51
5.4.70.0830.05016.38
5.4.60.0270.06316.52
5.4.50.0030.03716.34
5.4.40.0270.06316.22
5.4.30.0270.04016.43
5.4.20.0370.05016.42

preferences:
70.52 ms | 401 KiB | 5 Q