3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('/(\w+?)(__)(\w+?)/i', '.', 'aluno_pobre__casado__novata').PHP_EOL; $patterns = array ('/(19|20)(\d{2})-(\d{1,2})-(\d{1,2})/', '/^\s*{(\w+)}\s*=/'); $replace = array ('\3/\4/\1\2', '$\1 ='); echo preg_replace($patterns, $replace, '{startDate} = 1999-5-27'); ?>

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)
8.3.60.0100.01018.30
8.3.50.0070.01222.09
8.3.40.0140.00418.79
8.3.30.0060.00919.02
8.3.20.0090.00620.33
8.3.10.0080.00021.63
8.3.00.0040.00418.98
8.2.180.0060.01618.54
8.2.170.0140.00722.96
8.2.160.0070.00722.39
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00317.78
8.2.110.0000.01022.29
8.2.100.0040.00718.03
8.2.90.0030.00519.04
8.2.80.0000.00817.97
8.2.70.0090.00017.88
8.2.60.0000.00918.04
8.2.50.0050.00518.07
8.2.40.0040.00420.14
8.2.30.0000.00718.02
8.2.20.0060.00317.87
8.2.10.0040.00418.07
8.2.00.0040.00417.85
8.1.280.0130.01025.92
8.1.270.0000.00818.91
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0080.00022.69
8.1.230.0070.00419.54
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0060.00317.48
8.1.180.0040.00418.10
8.1.170.0050.00318.71
8.1.160.0040.00421.99
8.1.150.0030.00518.88
8.1.140.0040.00419.39
8.1.130.0030.00317.81
8.1.120.0050.00217.63
8.1.110.0000.00717.64
8.1.100.0060.00317.50
8.1.90.0040.00417.57
8.1.80.0000.00817.61
8.1.70.0080.00017.51
8.1.60.0040.00417.66
8.1.50.0000.00817.59
8.1.40.0040.00417.67
8.1.30.0000.00817.79
8.1.20.0050.00317.85
8.1.10.0050.00317.65
8.1.00.0040.00417.56
8.0.300.0040.00418.77
8.0.290.0000.00716.74
8.0.280.0040.00418.48
8.0.270.0000.00717.24
8.0.260.0060.00017.30
8.0.250.0000.00717.13
8.0.240.0030.00317.06
8.0.230.0030.00317.13
8.0.220.0030.00317.12
8.0.210.0040.00417.04
8.0.200.0000.00617.12
8.0.190.0000.00817.11
8.0.180.0000.00716.98
8.0.170.0000.00916.98
8.0.160.0030.00517.05
8.0.150.0040.00417.06
8.0.140.0030.00916.86
8.0.130.0000.00513.43
8.0.120.0000.00916.96
8.0.110.0040.00417.02
8.0.100.0040.00417.08
8.0.90.0070.00016.89
8.0.80.0120.00917.09
8.0.70.0040.00416.95
8.0.60.0070.00016.98
8.0.50.0000.00716.90
8.0.30.0160.00617.09
8.0.20.0120.00817.46
8.0.10.0000.00817.00
8.0.00.0130.00516.96
7.4.330.0060.00015.03
7.4.320.0030.00316.67
7.4.300.0000.00716.68
7.4.290.0000.00816.74
7.4.280.0000.00816.65
7.4.270.0040.00416.76
7.4.260.0040.00416.77
7.4.250.0040.00416.73
7.4.240.0050.00216.72
7.4.230.0070.00016.75
7.4.220.0070.01116.64
7.4.210.0030.00716.61
7.4.200.0000.00716.77
7.4.160.0120.00416.69
7.4.150.0140.00317.40
7.4.140.0080.00917.86
7.4.130.0060.01016.65
7.4.120.0050.01316.62
7.4.110.0060.01216.76
7.4.100.0100.00716.68
7.4.90.0120.00616.57
7.4.80.0280.03319.39
7.4.70.0140.00716.67
7.4.60.0130.00316.49
7.4.50.0050.00316.51
7.4.40.0140.00316.67
7.4.30.0130.00616.88
7.4.00.0040.01415.12
7.3.330.0050.00013.18
7.3.320.0000.00713.12
7.3.310.0040.00416.29
7.3.300.0000.00716.38
7.3.290.0090.00716.36
7.3.280.0100.00916.40
7.3.270.0100.00717.40
7.3.260.0040.01416.41
7.3.250.0090.00816.50
7.3.240.0100.00716.67
7.3.230.0030.02116.39
7.3.210.0000.01716.63
7.3.200.0060.01219.39
7.3.190.0190.00316.71
7.3.180.0070.01016.50
7.3.170.0100.01016.77
7.3.160.0030.01316.77
7.3.10.0070.00716.17
7.3.00.0030.00916.48
7.2.330.0070.01016.84
7.2.320.0120.01216.44
7.2.310.0100.00716.81
7.2.300.0070.01016.75
7.2.290.0120.00916.80
7.2.130.0090.00416.54
7.2.120.0130.00716.79
7.2.110.0060.00816.43
7.2.100.0100.01316.79
7.2.90.0090.00516.68
7.2.80.0170.00316.61
7.2.70.0050.01017.00
7.2.60.0080.00816.71
7.2.50.0110.00916.87
7.2.40.0080.01116.48
7.2.30.0090.00816.65
7.2.20.0090.00616.77
7.2.10.0070.00516.76
7.2.00.0030.00918.08
7.1.250.0110.00415.73
7.1.100.0030.01018.22
7.1.70.0000.00817.18
7.1.60.0070.00317.40
7.1.50.0100.01017.13
7.1.00.0000.08022.33
7.0.200.0030.01416.57
7.0.140.0000.05321.93
7.0.60.0070.03719.90
7.0.50.0030.06017.69
7.0.40.0030.04320.32
7.0.30.0400.07320.19
7.0.20.0270.04720.02
7.0.10.0130.08320.14
7.0.00.0000.07320.14
5.6.280.0100.06720.96
5.6.210.0100.07720.54
5.6.200.0030.04018.21
5.6.190.0000.05020.57
5.6.180.0300.07720.67
5.6.170.0270.03720.51
5.6.160.0030.04720.34
5.6.150.0100.04718.09
5.6.140.0070.08018.07
5.6.130.0030.04018.21
5.6.120.0030.09321.09
5.6.110.0200.06720.95
5.6.100.0130.08321.07
5.6.90.0100.04020.99
5.6.80.0030.08320.38
5.5.350.0100.04720.43
5.5.340.0070.05017.90
5.5.330.0100.07020.37
5.5.320.0000.04020.50
5.5.310.0130.04020.26
5.5.300.0100.07717.99
5.5.290.0070.06717.90
5.5.280.0100.06720.63
5.5.270.0030.06020.64
5.5.260.0170.07320.88
5.5.250.0100.07720.68
5.5.240.3800.04020.15
5.4.450.0130.07319.26
5.4.440.1200.04719.26
5.4.430.2130.03319.42
5.4.420.2030.04019.45
5.4.410.2170.04019.31
5.4.400.2200.04019.17
5.4.390.2070.04019.15
5.4.380.2270.05019.16
5.4.370.2400.04018.77
5.4.360.2230.03719.13
5.4.350.2270.04718.91
5.4.340.2270.04019.16
5.4.320.2370.04019.25
5.4.310.2800.04319.13
5.4.300.2400.03719.10
5.4.290.2430.03019.13
5.4.280.2370.04019.24
5.4.270.2100.03319.10
5.4.260.2530.05019.08
5.4.250.2170.03718.88
5.4.240.2670.04719.08
5.4.230.2200.03018.77
5.4.220.2100.04319.21
5.4.210.2170.03319.21
5.4.200.2170.03319.13
5.4.190.2300.04319.08
5.4.180.2430.04319.08
5.4.170.2470.03319.05
5.4.160.2400.03719.07
5.4.150.2170.04018.91
5.4.140.1930.03316.36
5.4.130.2200.03716.36
5.4.120.2170.03716.33
5.4.110.2300.03016.44
5.4.100.2370.03316.47
5.4.90.2200.03016.44
5.4.80.2330.03316.22
5.4.70.2370.03316.45
5.4.60.2370.03316.43
5.4.50.2330.03316.41
5.4.40.2500.03716.33
5.4.30.2370.04016.42
5.4.20.2100.03316.20
5.4.10.1970.03716.40
5.4.00.2070.03715.71
5.3.290.2300.04314.68
5.3.280.2300.03314.64
5.3.270.2100.04014.43
5.3.260.2470.04714.46
5.3.250.2330.05014.56
5.3.240.2130.04314.46
5.3.230.2270.03714.56
5.3.220.2430.04014.43
5.3.210.2170.04314.51
5.3.200.2370.03014.55
5.3.190.2100.04014.53
5.3.180.2300.04314.42
5.3.170.2330.03714.51
5.3.160.2070.04314.39
5.3.150.2070.03714.42
5.3.140.2100.03314.40
5.3.130.2370.03014.42
5.3.120.2230.04714.48
5.3.110.2300.04314.39
5.3.100.2300.04013.99
5.3.90.2070.04013.87
5.3.80.2430.04314.06
5.3.70.2430.03713.83
5.3.60.2100.03314.05
5.3.50.2330.04013.88
5.3.40.2200.04313.96
5.3.30.2370.04013.75
5.3.20.2470.03313.64
5.3.10.2330.04313.70
5.3.00.2300.04013.58
5.2.170.2170.03011.16
5.2.160.1830.02310.98
5.2.150.1870.03311.15
5.2.140.1970.03710.98
5.2.130.2100.03711.06
5.2.120.2070.04010.96
5.2.110.2200.02710.96
5.2.100.1730.04011.12
5.2.90.2570.01711.12
5.2.80.1900.03011.18
5.2.70.2000.04011.04
5.2.60.2030.03310.99
5.2.50.1800.02710.95
5.2.40.1400.03010.84
5.2.30.1670.02710.80
5.2.20.1930.02710.98
5.2.10.1700.03310.78
5.2.00.1470.02310.82
5.1.60.1430.0239.97
5.1.50.1400.02710.09
5.1.40.1500.01710.05
5.1.30.1700.03010.30
5.1.20.1430.02710.42
5.1.10.1630.03010.15
5.1.00.1670.02310.00
5.0.50.0830.0278.63
5.0.40.0700.0238.38
5.0.30.0730.0308.38
5.0.20.0730.0208.32
5.0.10.0800.0108.05
5.0.00.0700.0338.05
4.4.90.0930.0277.62
4.4.80.1070.0177.62
4.4.70.0730.0177.62
4.4.60.0730.0177.62
4.4.50.0830.0237.62
4.4.40.0670.0237.62
4.4.30.0700.0177.62
4.4.20.0870.0277.62
4.4.10.0730.0207.62
4.4.00.0900.0377.62
4.3.110.0730.0137.62
4.3.100.0700.0137.62
4.3.90.0800.0207.62
4.3.80.0930.0337.62
4.3.70.0830.0207.62
4.3.60.0700.0177.62
4.3.50.0870.0207.62
4.3.40.0700.0237.62
4.3.30.0370.0177.62
4.3.20.0430.0207.62
4.3.10.0400.0177.62
4.3.00.0500.0277.62

preferences:
39.56 ms | 401 KiB | 5 Q