3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'moooozeee'; // The regex matches any character -> . in a capture group () // plus as much identical characters as possible following it -> \1+ $pattern = '/(.)\1+/'; preg_match_all($pattern, $string, $m); // sort by their length usort($m[0], function($a, $b) { return (strlen($a) < strlen($b)) ? 1 : -1; }); echo "Longest sequence: " . $m[0][0] . PHP_EOL;

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)
8.3.70.0070.01418.81
8.3.60.0110.00416.50
8.3.50.0210.01222.15
8.3.40.0120.00319.08
8.3.30.0060.01219.21
8.3.20.0050.00320.35
8.3.10.0040.00421.90
8.3.00.0040.00419.51
8.2.190.0070.01418.54
8.2.180.0140.00716.63
8.2.170.0090.00622.96
8.2.160.0030.01020.48
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0080.00019.73
8.2.110.0040.00420.56
8.2.100.0060.00617.97
8.2.90.0040.00419.21
8.2.80.0060.00317.97
8.2.70.0090.00017.75
8.2.60.0030.00518.05
8.2.50.0000.01218.07
8.2.40.0050.00320.03
8.2.30.0000.00818.23
8.2.20.0030.00617.94
8.2.10.0000.00718.19
8.2.00.0030.00617.82
8.1.280.0150.00625.92
8.1.270.0080.00018.89
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0100.00023.92
8.1.230.0080.00322.24
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0000.01017.48
8.1.190.0080.00017.35
8.1.180.0030.00618.10
8.1.170.0040.00818.63
8.1.160.0040.00421.96
8.1.150.0000.00718.79
8.1.140.0000.00717.58
8.1.130.0030.00317.82
8.1.120.0040.00417.54
8.1.110.0080.00017.62
8.1.100.0020.00517.59
8.1.90.0030.00517.67
8.1.80.0040.00417.58
8.1.70.0070.00017.59
8.1.60.0030.00517.63
8.1.50.0040.00417.74
8.1.40.0080.00017.58
8.1.30.0040.00417.80
8.1.20.0040.00417.85
8.1.10.0030.00617.69
8.1.00.0000.00817.64
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0070.00017.20
8.0.260.0030.00317.19
8.0.250.0030.00317.09
8.0.240.0040.00417.10
8.0.230.0050.00316.99
8.0.220.0030.00317.02
8.0.210.0000.00717.03
8.0.200.0000.00817.00
8.0.190.0050.00317.06
8.0.180.0040.00417.04
8.0.170.0030.00617.11
8.0.160.0040.00416.94
8.0.150.0000.00717.02
8.0.140.0030.00416.90
8.0.130.0000.00613.55
8.0.120.0070.00016.98
8.0.110.0000.00717.05
8.0.100.0040.00416.90
8.0.90.0040.00417.07
8.0.80.0100.00717.02
8.0.70.0040.00416.92
8.0.60.0040.00416.93
8.0.50.0040.00416.91
8.0.30.0150.00917.47
8.0.20.0090.00917.45
8.0.10.0000.00817.15
8.0.00.0150.00617.04
7.4.330.0000.00515.16
7.4.320.0030.00316.81
7.4.300.0030.00316.73
7.4.290.0060.00016.63
7.4.280.0000.00716.71
7.4.270.0000.00816.86
7.4.260.0000.00716.69
7.4.250.0070.00016.83
7.4.240.0030.00416.75
7.4.230.0000.00716.91
7.4.220.0060.01216.93
7.4.210.0070.00916.86
7.4.200.0000.00716.62
7.4.160.0090.00916.72
7.4.150.0100.00717.40
7.4.140.0130.00817.86
7.4.130.0090.00916.73
7.4.120.0100.00716.79
7.4.110.0100.01016.55
7.4.100.0100.01316.74
7.4.90.0070.01416.61
7.4.80.0090.01319.39
7.4.70.0070.01116.74
7.4.60.0110.00716.79
7.4.50.0030.00516.53
7.4.40.0030.01316.75
7.4.30.0090.00916.68
7.4.00.0070.01015.21
7.3.330.0020.00313.47
7.3.320.0130.00013.32
7.3.310.0030.00316.47
7.3.300.0070.00016.37
7.3.290.0000.00716.43
7.3.280.0070.01016.49
7.3.270.0070.01017.40
7.3.260.0090.00916.57
7.3.250.0080.01116.70
7.3.240.0130.00716.52
7.3.230.0120.01216.47
7.3.210.0100.00716.72
7.3.200.0140.00419.39
7.3.190.0000.01516.72
7.3.180.0070.01316.71
7.3.170.0030.01516.59
7.3.160.0090.00816.60
7.2.330.0090.01216.87
7.2.320.0120.00816.93
7.2.310.0170.00316.77
7.2.300.0060.01016.90
7.2.290.0090.00916.93
7.2.00.0030.00819.80
7.1.200.0060.00915.96
7.1.100.0000.01218.46
7.1.70.0060.00317.29
7.1.60.0040.01819.50
7.1.50.0030.01416.89
7.1.00.0030.07722.36
7.0.200.0320.00916.66
7.0.140.0030.07722.11
7.0.60.0030.04020.01
7.0.50.0030.05317.82
7.0.40.0070.08720.11
7.0.30.0600.05720.24
7.0.20.0270.07320.07
7.0.10.0300.08320.24
7.0.00.0100.03720.11
5.6.280.0070.07020.89
5.6.210.0030.04020.69
5.6.200.0030.04718.25
5.6.190.0070.07020.62
5.6.180.0300.05720.56
5.6.170.0230.03720.47
5.6.160.0170.07320.54
5.6.150.0100.07718.15
5.6.140.0270.05718.24
5.6.130.0170.07718.24
5.6.120.0100.07021.14
5.6.110.0070.07721.11
5.6.100.0100.06721.14
5.6.90.0070.03720.98
5.6.80.0130.06720.38
5.6.70.0330.06720.38
5.5.350.0170.07720.45
5.5.340.0030.04018.07
5.5.330.0070.04320.13
5.5.320.0070.05020.35
5.5.310.0270.04720.41
5.5.300.0030.06018.04
5.5.290.0070.07017.98
5.5.280.0030.04720.89
5.5.270.0070.05720.80
5.5.260.0100.04720.77
5.5.250.0130.06720.61
5.5.240.0100.07020.15
5.4.450.0630.05719.20
5.4.440.0700.06019.57
5.4.430.1000.08019.61
5.4.420.0100.06319.15
5.4.410.1070.07019.50
5.4.400.0570.07018.82
5.4.390.0400.08018.58
5.4.380.0600.05718.73
5.4.370.0430.06718.55
5.4.360.0670.06018.52
5.4.350.0430.07018.57
5.4.340.0400.07018.57
5.4.320.0430.07018.79
5.4.310.0430.06318.60
5.4.300.0400.07018.77
5.4.290.0430.06318.77
5.4.280.0530.06018.59
5.4.270.0430.08018.46
5.4.260.0670.06718.61
5.4.250.0730.06318.71
5.4.240.0500.06718.77
5.4.230.0400.06718.77
5.4.220.0430.07718.61
5.4.210.0470.07318.59
5.4.200.0430.07016.56
5.4.190.0430.07018.51
5.4.180.0330.07718.72
5.4.170.0470.06718.71
5.4.160.0570.07318.56
5.4.150.0400.08018.80
5.4.140.0500.06716.21
5.4.130.0500.06316.24
5.4.120.0430.06016.43
5.4.110.0430.05316.31
5.4.100.0400.06716.41
5.4.90.0370.07716.31
5.4.80.0330.06316.31
5.4.70.0500.06316.41
5.4.60.0430.06016.32
5.4.50.0470.06016.23
5.4.40.0470.05716.27
5.4.30.0370.05316.28
5.4.20.0470.05316.38
5.4.10.0370.05316.26
5.4.00.0330.06715.78
5.3.290.0500.05314.73
5.3.280.0370.07014.61
5.3.270.0330.06714.89
5.3.260.0600.06314.80
5.3.250.0330.07714.77
5.3.240.0230.08314.65
5.3.230.0430.07014.77
5.3.220.0270.06314.67
5.3.210.0370.06014.77
5.3.200.0330.06014.61
5.3.190.0400.06014.65
5.3.180.0500.06314.66
5.3.170.0400.07014.65
5.3.160.0430.05714.58
5.3.150.0400.07014.76
5.3.140.0230.06714.68
5.3.130.0470.07014.67
5.3.120.0430.07014.55
5.3.110.0470.07014.65
5.3.100.0330.06714.31
5.3.90.0530.06314.18
5.3.80.0470.05714.16
5.3.70.0270.06314.24
5.3.60.0330.06014.13
5.3.50.0370.06314.07
5.3.40.0500.05313.93
5.3.30.0500.05313.93
5.3.20.0370.05713.86
5.3.10.0530.06713.71
5.3.00.0300.06313.68
5.2.170.0370.04011.05
5.2.160.0400.04311.21
5.2.150.0170.06711.20
5.2.140.0470.05011.21
5.2.130.0330.05711.07
5.2.120.0370.05011.13
5.2.110.0300.05311.03
5.2.100.0430.04711.16
5.2.90.0370.05011.07
5.2.80.0330.05011.10
5.2.70.0570.04011.05
5.2.60.0100.06011.00
5.2.50.0230.04711.05
5.2.40.0230.05011.03
5.2.30.0230.06711.03
5.2.20.0330.05010.91
5.2.10.0300.03310.89
5.2.00.0270.05710.83
5.1.60.0200.0509.96
5.1.50.0230.0379.98
5.1.40.0200.0509.93
5.1.30.0300.03710.49
5.1.20.0270.04010.38
5.1.10.0330.03710.22
5.1.00.0200.04010.09
5.0.50.0200.0278.96
5.0.40.0130.0278.96
5.0.30.0200.0508.96
5.0.20.0100.0338.96
5.0.10.0200.0238.96
5.0.00.0130.0538.96
4.4.90.0070.0238.96
4.4.80.0070.0278.96
4.4.70.0070.0338.96
4.4.60.0170.0278.96
4.4.50.0130.0208.96
4.4.40.0100.0378.96
4.4.30.0070.0278.96
4.4.20.0130.0338.96
4.4.10.0100.0338.96
4.4.00.0030.0478.96
4.3.110.0100.0238.96
4.3.100.0100.0278.96
4.3.90.0070.0308.96
4.3.80.0030.0408.96
4.3.70.0130.0278.96
4.3.60.0130.0238.96
4.3.50.0100.0278.96
4.3.40.0070.0338.96
4.3.30.0030.0278.96
4.3.20.0030.0338.96
4.3.10.0070.0308.96
4.3.00.0130.0206.79

preferences:
41.8 ms | 401 KiB | 5 Q