3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "define('DB_PASSWORD', 'fuuu'); fuuu"; $b = 'define("DB_PASSWORD", "fuuu"); fuuu'; $c = 'DEFINE("DB_PASSWORD", "fuuu"); fuuu'; $d = "DEFINE('DB_PASSWORD', 'fuuu'); fuuu"; echo preg_replace('/define\([\'\"]db_password[\'\"],\s*[\'\"]fuuu[\'\"]/i', 'define("DB_PASSWORD", "123456")', $a) . "\n"; echo preg_replace('/define\([\'\"]db_password[\'\"],\s*[\'\"]fuuu[\'\"]/i', 'define("DB_PASSWORD", "123456")', $b) . "\n"; echo preg_replace('/define\([\'\"]db_password[\'\"],\s*[\'\"]fuuu[\'\"]/i', 'define("DB_PASSWORD", "123456")', $c) . "\n"; echo preg_replace('/define\([\'\"]db_password[\'\"],\s*[\'\"]fuuu[\'\"]/i', 'define("DB_PASSWORD", "123456")', $d) . "\n";

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)
8.3.60.0140.00716.75
8.3.50.0150.00322.12
8.3.40.0140.00318.95
8.3.30.0120.00619.08
8.3.20.0070.00020.30
8.3.10.0080.00021.81
8.3.00.0040.00419.50
8.2.180.0100.01018.54
8.2.170.0140.00019.07
8.2.160.0130.00722.96
8.2.150.0000.00724.18
8.2.140.0030.00724.66
8.2.130.0080.00026.16
8.2.120.0000.00919.60
8.2.110.0080.00321.09
8.2.100.0120.00017.75
8.2.90.0040.00419.16
8.2.80.0080.00017.97
8.2.70.0060.00317.75
8.2.60.0030.00617.80
8.2.50.0060.00318.07
8.2.40.0040.00420.01
8.2.30.0040.00418.08
8.2.20.0030.00517.97
8.2.10.0040.00418.15
8.2.00.0000.00717.84
8.1.280.0060.00925.92
8.1.270.0060.00320.33
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0030.00622.67
8.1.230.0070.00417.48
8.1.220.0040.00417.78
8.1.210.0000.00818.77
8.1.200.0030.00617.60
8.1.190.0080.00017.48
8.1.180.0050.00318.10
8.1.170.0000.00920.48
8.1.160.0000.00822.12
8.1.150.0000.00719.04
8.1.140.0040.00417.65
8.1.130.0000.00717.84
8.1.120.0040.00317.47
8.1.110.0040.00417.55
8.1.100.0000.00717.68
8.1.90.0040.00417.68
8.1.80.0040.00417.65
8.1.70.0000.00817.58
8.1.60.0000.00817.65
8.1.50.0040.00417.70
8.1.40.0040.00417.68
8.1.30.0000.00817.66
8.1.20.0000.00817.67
8.1.10.0040.00717.59
8.1.00.0060.00317.63
8.0.300.0060.00318.77
8.0.290.0070.00016.63
8.0.280.0000.00718.47
8.0.270.0040.00417.31
8.0.260.0030.00517.29
8.0.250.0070.00017.16
8.0.240.0060.00016.99
8.0.230.0070.00017.09
8.0.220.0070.00017.11
8.0.210.0050.00317.06
8.0.200.0030.00317.18
8.0.190.0090.00017.11
8.0.180.0070.00017.09
8.0.170.0040.00416.99
8.0.160.0030.00517.09
8.0.150.0060.00317.04
8.0.140.0000.00816.93
8.0.130.0000.00713.52
8.0.120.0030.00516.99
8.0.110.0050.00217.14
8.0.100.0070.00017.17
8.0.90.0050.00317.19
8.0.80.0040.01117.08
8.0.70.0000.00717.14
8.0.60.0000.00716.92
8.0.50.0070.00017.04
8.0.30.0170.00817.04
8.0.20.0160.00517.40
8.0.10.0050.00217.30
8.0.00.0110.00817.07
7.4.330.0000.00715.06
7.4.320.0080.00016.82
7.4.300.0070.00016.83
7.4.290.0030.00316.74
7.4.280.0110.00016.82
7.4.270.0000.00716.84
7.4.260.0040.00416.58
7.4.250.0000.00716.80
7.4.240.0060.00216.78
7.4.230.0070.00016.90
7.4.220.0120.01216.70
7.4.210.0090.00916.81
7.4.200.0000.00816.57
7.4.160.0090.00616.64
7.4.150.0100.00717.40
7.4.140.0110.01117.86
7.4.130.0110.00716.67
7.4.120.0070.01116.62
7.4.110.0150.00916.72
7.4.100.0090.01216.66
7.4.90.0090.00916.54
7.4.80.0000.02219.39
7.4.70.0040.01216.62
7.4.60.0120.00616.57
7.4.50.0000.00516.60
7.4.40.0060.01116.59
7.4.30.0170.00016.50
7.4.00.0060.00615.13
7.3.330.0000.00513.22
7.3.320.0080.00413.16
7.3.310.0030.00316.31
7.3.300.0030.00316.36
7.3.290.0070.00016.35
7.3.280.0100.00616.36
7.3.270.0130.01017.40
7.3.260.0060.01216.67
7.3.250.0140.00616.49
7.3.240.0030.01416.42
7.3.230.0100.00716.62
7.3.210.0130.00616.63
7.3.200.0110.00619.39
7.3.190.0090.00916.45
7.3.180.0100.00616.80
7.3.170.0070.01016.62
7.3.160.0110.01116.42
7.2.330.0100.00716.82
7.2.320.0110.00716.53
7.2.310.0100.00716.59
7.2.300.0060.01216.88
7.2.290.0070.01616.69
7.2.60.0060.01016.69
7.2.00.0000.01019.37
7.1.200.0090.00315.78
7.1.100.0090.00618.48
7.1.70.0040.00417.30
7.1.60.0100.00619.50
7.1.50.0060.01516.84
7.1.00.0100.07022.32
7.0.200.0070.00714.92
7.0.140.0000.07321.93
7.0.60.0070.07020.02
7.0.50.0100.03717.83
7.0.40.0130.03320.32
7.0.30.0430.05320.18
7.0.20.0230.06320.10
7.0.10.0270.09020.26
7.0.00.0100.04320.13
5.6.280.0030.07721.10
5.6.210.0030.07320.70
5.6.200.0070.07318.18
5.6.190.0030.06320.41
5.6.180.0300.04320.40
5.6.170.0500.06320.54
5.6.160.0130.07320.48
5.6.150.0100.07718.16
5.6.140.0070.06318.08
5.6.130.0030.08718.11
5.6.120.0070.07721.11
5.6.110.0030.07721.13
5.6.100.0070.08020.97
5.6.90.0070.09021.12
5.6.80.0100.07720.39
5.5.350.0330.06720.40
5.5.340.0070.06717.97
5.5.330.0070.08720.40
5.5.320.0170.07320.13
5.5.310.0400.07020.29
5.5.300.0130.06718.01
5.5.290.0100.03317.91
5.5.280.0070.08020.80
5.5.270.0100.08320.84
5.5.260.0100.03720.75
5.5.250.0170.03020.68
5.5.240.0070.04320.23
5.4.450.0900.05019.32
5.4.440.1100.06019.63
5.4.430.0970.05019.47
5.4.420.0170.06719.13
5.4.410.0070.07018.91
5.4.400.0400.05318.77
5.4.390.0400.07318.72
5.4.380.1070.07718.61
5.4.370.0900.05318.60
5.4.360.1130.06318.53
5.4.350.0370.07718.66
5.4.340.0230.06718.68
5.4.320.0330.06318.49
5.4.310.1030.07018.59
5.4.300.1130.07318.50
5.4.290.0530.06018.70
5.4.280.0970.07718.71
5.4.270.1130.06018.49
5.4.260.0400.05318.77
5.4.250.0970.06018.63
5.4.240.1000.07018.63
5.4.230.0400.05318.67
5.4.220.0400.05318.68
5.4.210.1070.06018.67
5.4.200.0470.05016.43
5.4.190.1070.07718.48
5.4.180.0470.06718.70
5.4.170.1300.06018.75
5.4.160.0430.06318.58
5.4.150.1170.06018.51
5.4.140.0330.08716.21
5.4.130.0430.06016.13
5.4.120.0800.06016.20
5.4.110.0530.06316.23
5.4.100.1200.06016.34
5.4.90.0370.08316.20
5.4.80.1200.05716.04
5.4.70.0270.06016.10
5.4.60.0700.05716.14
5.4.50.0400.04716.16
5.4.40.0430.05016.22
5.4.30.0870.06016.09
5.4.20.0470.05716.26
5.4.10.0930.05016.01
5.4.00.0300.05715.70
5.3.290.0800.06014.65
5.3.280.0470.05014.54
5.3.270.1030.04714.75
5.3.260.0430.05014.65
5.3.250.0430.04714.68
5.3.240.1200.04314.75
5.3.230.0370.06014.68
5.3.220.0870.06714.56
5.3.210.0330.06014.53
5.3.200.0500.05014.61
5.3.190.0870.06714.48
5.3.180.0400.06314.51
5.3.170.1100.04714.49
5.3.160.0530.04014.49
5.3.150.0800.04714.55
5.3.140.0370.06714.46
5.3.130.0500.06014.46
5.3.120.0370.07014.64
5.3.110.0830.07714.49
5.3.100.0330.05014.09
5.3.90.0500.04014.00
5.3.80.0270.06314.09
5.3.70.1030.04313.97
5.3.60.0800.06013.98
5.3.50.0400.06314.02
5.3.40.0330.06314.02
5.3.30.0300.05314.00
5.3.20.1130.04713.68
5.3.10.0430.05713.57
5.3.00.0400.06713.81
5.2.170.0370.05011.20
5.2.160.0330.05011.16
5.2.150.0300.05711.28
5.2.140.0570.04011.18
5.2.130.0430.04311.07
5.2.120.1500.04311.13
5.2.110.1130.03711.16
5.2.100.0100.05011.16
5.2.90.0130.05711.14
5.2.80.0300.06011.23
5.2.70.0230.06311.15
5.2.60.0330.05011.09
5.2.50.0300.06311.05
5.2.40.0300.06010.96
5.2.30.0400.04311.19
5.2.20.0330.04310.93
5.2.10.0330.05010.91
5.2.00.0270.05310.69
5.1.60.0270.04010.13
5.1.50.0300.0439.95
5.1.40.0300.03310.02
5.1.30.0330.04010.37
5.1.20.0200.04310.41
5.1.10.0230.03710.18
5.1.00.0330.03710.05
5.0.50.0130.0378.58
5.0.40.0130.0338.46
5.0.30.0270.0478.29
5.0.20.0230.0278.31
5.0.10.0270.0278.19
5.0.00.0170.0478.29
4.4.90.0200.0236.43
4.4.80.0170.0276.43
4.4.70.0130.0236.43
4.4.60.0130.0206.43
4.4.50.0130.0276.43
4.4.40.0230.0306.43
4.4.30.0170.0206.43
4.4.20.0170.0276.43
4.4.10.0200.0176.43
4.4.00.0130.0376.43
4.3.110.0100.0276.43
4.3.100.0200.0206.43
4.3.90.0100.0336.43
4.3.80.0100.0406.43
4.3.70.0200.0236.43
4.3.60.0100.0236.43
4.3.50.0000.0276.43
4.3.40.0100.0336.43
4.3.30.0030.0276.43
4.3.20.0030.0276.43
4.3.10.0070.0236.43
4.3.00.0100.0206.80

preferences:
44.97 ms | 401 KiB | 5 Q