3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('/([^_]\w)(__)([^_]\w)/i', '$1.$3', 'aluno_pobre__casado__novata'); ?>

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)
8.3.60.0100.01018.25
8.3.50.0150.00721.98
8.3.40.0000.01818.88
8.3.30.0030.01018.91
8.3.20.0080.00020.21
8.3.10.0030.00521.73
8.3.00.0040.00419.05
8.2.180.0070.00718.13
8.2.170.0040.01122.96
8.2.160.0100.00322.20
8.2.150.0030.00524.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0070.00417.68
8.2.110.0060.00321.09
8.2.100.0120.00017.89
8.2.90.0040.00419.09
8.2.80.0030.00517.97
8.2.70.0000.00817.73
8.2.60.0020.00517.78
8.2.50.0030.00618.10
8.2.40.0040.00420.60
8.2.30.0000.00718.15
8.2.20.0030.00517.65
8.2.10.0000.00917.85
8.2.00.0000.00717.68
8.1.280.0090.00625.92
8.1.270.0060.00318.71
8.1.260.0080.00026.35
8.1.250.0030.00528.09
8.1.240.0040.00422.74
8.1.230.0060.00617.64
8.1.220.0050.00317.74
8.1.210.0030.00518.77
8.1.200.0000.00817.35
8.1.190.0040.00417.35
8.1.180.0060.00318.10
8.1.170.0050.00318.63
8.1.160.0030.00522.16
8.1.150.0050.00218.77
8.1.140.0070.00017.45
8.1.130.0030.00317.70
8.1.120.0040.00417.49
8.1.110.0000.00717.52
8.1.100.0040.00417.46
8.1.90.0020.00517.52
8.1.80.0000.00817.50
8.1.70.0000.00817.48
8.1.60.0060.00317.46
8.1.50.0050.00317.55
8.1.40.0040.00417.59
8.1.30.0050.00317.71
8.1.20.0000.00817.68
8.1.10.0040.00417.40
8.1.00.0000.00817.40
8.0.300.0000.00818.77
8.0.290.0080.00016.75
8.0.280.0030.00318.43
8.0.270.0040.00418.08
8.0.260.0030.00317.12
8.0.250.0000.00717.05
8.0.240.0060.00017.02
8.0.230.0040.00416.87
8.0.220.0030.00316.77
8.0.210.0070.00016.77
8.0.200.0000.00616.88
8.0.190.0050.00316.86
8.0.180.0040.00416.92
8.0.170.0030.00516.88
8.0.160.0040.00416.80
8.0.150.0040.00416.85
8.0.140.0040.00416.76
8.0.130.0050.00013.33
8.0.120.0000.00816.83
8.0.110.0000.00716.93
8.0.100.0000.00716.94
8.0.90.0070.00016.91
8.0.80.0030.01716.89
8.0.70.0000.00716.84
8.0.60.0050.00316.73
8.0.50.0040.00416.89
8.0.30.0060.01517.17
8.0.20.0120.00817.41
8.0.10.0000.00717.13
8.0.00.0120.00716.72
7.4.330.0050.00015.03
7.4.320.0000.00616.61
7.4.300.0060.00016.59
7.4.290.0070.00016.67
7.4.280.0040.00416.55
7.4.270.0090.00016.48
7.4.260.0030.00316.42
7.4.250.0030.00316.59
7.4.240.0030.00416.61
7.4.230.0000.00716.65
7.4.220.0130.01016.53
7.4.210.0130.00716.63
7.4.200.0050.00216.41
7.4.160.0140.00416.79
7.4.150.0150.00317.40
7.4.140.0140.00317.86
7.4.130.0100.00716.51
7.4.120.0090.00716.63
7.4.110.0120.00616.46
7.4.100.0060.01116.50
7.4.90.0070.01116.70
7.4.80.0090.00919.39
7.4.70.0040.01516.55
7.4.60.0070.01716.56
7.4.50.0040.00416.62
7.4.40.0090.00916.54
7.4.30.0060.01616.53
7.4.00.0040.01114.88
7.3.330.0030.00313.25
7.3.320.0000.00713.18
7.3.310.0070.00016.13
7.3.300.0040.00416.11
7.3.290.0070.01016.27
7.3.280.0090.00816.26
7.3.270.0150.00917.40
7.3.260.0120.01216.47
7.3.250.0110.00616.27
7.3.240.0110.01216.38
7.3.230.0230.03516.47
7.3.210.0030.01416.72
7.3.200.0090.00919.39
7.3.190.0120.00616.14
7.3.180.0130.00616.19
7.3.170.0000.02016.77
7.3.160.0120.00916.42
7.2.330.0150.00416.87
7.2.320.0190.00316.64
7.2.310.0110.01216.55
7.2.300.0060.01016.66
7.2.290.0060.01216.49
7.2.00.0030.01219.50
7.1.100.0030.01018.26
7.1.70.0040.00417.24
7.1.60.0130.01019.46
7.1.50.0030.01617.04
7.1.00.0070.07322.47
7.0.200.0060.00916.84
7.0.140.0000.03722.09
7.0.60.0030.04319.81
7.0.50.0100.07717.89
7.0.40.0030.04320.16
7.0.30.0270.05720.11
7.0.20.0400.07020.32
7.0.10.0070.07320.33
7.0.00.0100.06320.05
5.6.280.0030.07021.11
5.6.210.0030.09020.62
5.6.200.0030.04018.11
5.6.190.0030.04320.43
5.6.180.0370.07320.61
5.6.170.0230.04020.61
5.6.160.0100.08020.51
5.6.150.0100.07718.18
5.6.140.0100.07318.18
5.6.130.0030.04018.07
5.6.120.0100.07021.11
5.6.110.0130.07321.01
5.6.100.0030.08721.00
5.6.90.0070.04020.99
5.6.80.0030.06020.35
5.5.350.0070.08020.43
5.5.340.0000.06017.95
5.5.330.0070.08020.21
5.5.320.0030.04720.24
5.5.310.0170.04020.29
5.5.300.0070.05017.92
5.5.290.0200.06717.89
5.5.280.0200.04020.75
5.5.270.0130.06720.96
5.5.260.0100.08720.76
5.5.250.0200.05320.57
5.5.240.3970.04020.03
5.4.450.0530.06319.58
5.4.440.0700.04719.45
5.4.430.0170.04719.30
5.4.420.0200.04319.46
5.4.410.0070.06019.35
5.4.400.0130.07019.19
5.4.390.0200.05318.55
5.4.380.0270.06718.73
5.4.370.0270.06318.75
5.4.360.0200.06718.57
5.4.350.0270.06318.50
5.4.340.0300.06018.48
5.4.320.0230.07018.63
5.4.310.0100.07318.55
5.4.300.0130.05718.50
5.4.290.0200.04718.59
5.4.280.0170.05018.50
5.4.270.0270.05318.69
5.4.260.0100.05718.63
5.4.250.0170.06018.73
5.4.240.0300.04718.58
5.4.230.0200.04718.62
5.4.220.0230.06718.45
5.4.210.0070.07718.61
5.4.200.0130.05716.65
5.4.190.0200.06018.62
5.4.180.0200.06718.44
5.4.170.0230.04718.51
5.4.160.0170.05018.62
5.4.150.0170.05718.66
5.4.140.0230.04716.16
5.4.130.0170.05016.05
5.4.120.0230.04016.24
5.4.110.0100.05716.25
5.4.100.0270.06016.35
5.4.90.0200.06716.19
5.4.80.0170.04716.20
5.4.70.0100.05716.15
5.4.60.0170.06316.03
5.4.50.0270.04016.20
5.4.40.0230.04316.16
5.4.30.0130.04716.00
5.4.20.0200.04716.01
5.4.10.0200.04716.03
5.4.00.0170.04715.52
5.3.290.0130.06014.64
5.3.280.0230.04714.62
5.3.270.0300.06014.67
5.3.260.0130.07714.53
5.3.250.0200.06714.51
5.3.240.0230.06314.66
5.3.230.0130.07314.63
5.3.220.0170.07314.61
5.3.210.0270.06314.55
5.3.200.0270.04314.55
5.3.190.0200.05014.49
5.3.180.0230.05314.52
5.3.170.0270.05014.55
5.3.160.0170.05714.55
5.3.150.0200.05714.52
5.3.140.0300.04014.51
5.3.130.0430.04714.70
5.3.120.0270.06314.64
5.3.110.0230.05714.54
5.3.100.0070.06013.98
5.3.90.0100.06013.95
5.3.80.0200.04713.99
5.3.70.0100.05714.19
5.3.60.0200.05013.95
5.3.50.0170.05013.92
5.3.40.0200.05313.97
5.3.30.0130.05013.94
5.3.20.0230.05013.60
5.3.10.0130.05013.65
5.3.00.0200.04713.56
5.2.170.0130.04311.36
5.2.160.0130.04011.05
5.2.150.0100.04711.19
5.2.140.0100.04711.07
5.2.130.0130.04011.16
5.2.120.0070.04311.08
5.2.110.0130.03711.13
5.2.100.0100.04011.32
5.2.90.0200.05011.32
5.2.80.0130.05711.14
5.2.70.0200.05011.14
5.2.60.0170.05311.06
5.2.50.0100.04311.08
5.2.40.0070.04310.94
5.2.30.0170.04710.89
5.2.20.0170.04011.02
5.2.10.0100.04010.87
5.2.00.0070.04310.80
5.1.60.0130.03710.00
5.1.50.0100.04710.05
5.1.40.0100.05010.08
5.1.30.0100.05010.28
5.1.20.0070.04010.37
5.1.10.0100.03710.11
5.1.00.0030.04310.04
5.0.50.0030.0408.52
5.0.40.0130.0278.52
5.0.30.0070.0478.29
5.0.20.0070.0338.22
5.0.10.0000.0438.29
5.0.00.0070.0478.19
4.4.90.0070.0205.91
4.4.80.0070.0205.89
4.4.70.0030.0235.94
4.4.60.0070.0205.88
4.4.50.0030.0235.95
4.4.40.0030.0435.89
4.4.30.0070.0235.91
4.4.20.0100.0275.94
4.4.10.0030.0235.94
4.4.00.0000.0405.92
4.3.110.0030.0275.79
4.3.100.0030.0305.83
4.3.90.0100.0175.80
4.3.80.0100.0405.78
4.3.70.0100.0235.78
4.3.60.0070.0205.79
4.3.50.0030.0275.76
4.3.40.0030.0375.75
4.3.30.0100.0204.54
4.3.20.0030.0234.53
4.3.10.0030.0234.52
4.3.00.0100.02711.69

preferences:
56.95 ms | 401 KiB | 5 Q