3v4l.org

run code in 300+ PHP versions simultaneously
<?php $txt = ' fghssd gg gg '; if (preg_match('/([a-z])\1{2,}/', $txt)) echo 'The string is not valid';

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)
8.3.60.0040.01118.68
8.3.50.0130.00922.03
8.3.40.0070.00718.77
8.3.30.0070.00718.87
8.3.20.0080.00018.96
8.3.10.0000.00820.95
8.3.00.0040.00421.90
8.2.180.0110.00716.63
8.2.170.0130.00722.96
8.2.160.0100.00320.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0160.00017.63
8.2.110.0100.00020.47
8.2.100.0070.00417.97
8.2.90.0080.00019.22
8.2.80.0040.00417.97
8.2.70.0080.00017.63
8.2.60.0030.00518.04
8.2.50.0000.00818.07
8.2.40.0040.00417.84
8.2.30.0040.00421.29
8.2.20.0040.00417.61
8.2.10.0000.00717.64
8.2.00.0000.01019.55
8.1.280.0110.00725.92
8.1.270.0060.00323.97
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0090.00022.48
8.1.230.0030.01021.10
8.1.220.0060.00318.77
8.1.210.0050.00318.86
8.1.200.0060.00317.48
8.1.190.0060.00317.40
8.1.180.0040.00418.10
8.1.170.0000.00918.71
8.1.160.0050.00218.90
8.1.150.0000.00718.77
8.1.140.0000.00717.54
8.1.130.0030.00317.86
8.1.120.0050.00317.62
8.1.110.0050.00317.50
8.1.100.0040.00417.48
8.1.90.0040.00417.55
8.1.80.0080.00017.46
8.1.70.0000.00817.44
8.1.60.0030.00617.69
8.1.50.0040.00417.55
8.1.40.0000.00717.49
8.1.30.0000.00817.76
8.1.20.0040.00417.79
8.1.10.0000.00817.68
8.1.00.0040.00717.42
8.0.300.0030.00319.89
8.0.290.0030.00317.04
8.0.280.0030.00318.40
8.0.270.0050.00216.85
8.0.260.0030.00316.87
8.0.250.0000.01016.92
8.0.240.0060.00317.06
8.0.230.0070.00016.93
8.0.220.0000.00716.94
8.0.210.0000.00817.01
8.0.200.0030.00316.96
8.0.190.0040.00417.05
8.0.180.0060.00316.90
8.0.170.0000.00717.04
8.0.160.0070.00016.88
8.0.150.0070.00016.85
8.0.140.0070.00016.93
8.0.130.0030.00313.37
8.0.120.0040.00416.86
8.0.110.0000.00817.09
8.0.100.0030.00316.84
8.0.90.0030.00516.86
8.0.80.0040.01116.97
8.0.70.0000.00717.00
8.0.60.0050.00217.00
8.0.50.0040.00417.04
8.0.30.0110.01017.08
8.0.20.0100.00817.40
8.0.10.0040.00416.94
8.0.00.0060.01116.80
7.4.330.0000.00516.91
7.4.320.0030.00316.78
7.4.300.0030.00316.73
7.4.290.0000.00716.78
7.4.280.0070.00216.75
7.4.270.0030.00316.67
7.4.260.0060.00013.41
7.4.250.0040.00416.61
7.4.240.0040.00416.66
7.4.230.0030.00316.58
7.4.220.0070.02016.77
7.4.210.0090.00716.80
7.4.200.0000.00716.61
7.4.190.0020.00516.88
7.4.160.0100.00616.67
7.4.150.0080.01717.40
7.4.140.0090.01117.86
7.4.130.0070.01016.66
7.4.120.0100.00616.75
7.4.110.0060.01016.52
7.4.100.0030.01716.50
7.4.90.0130.01016.78
7.4.80.0090.00919.39
7.4.70.0100.00716.56
7.4.60.0110.01116.63
7.4.50.0060.00316.45
7.4.40.0090.00622.77
7.4.30.0130.00316.52
7.4.00.0070.01015.24
7.3.330.0020.00313.11
7.3.320.0070.00713.07
7.3.310.0030.00316.34
7.3.300.0040.00416.24
7.3.290.0100.00316.33
7.3.280.0110.00816.33
7.3.270.0070.01017.40
7.3.260.0130.00818.24
7.3.250.0090.01116.31
7.3.240.0090.01316.43
7.3.230.0100.00616.39
7.3.210.0090.00916.25
7.3.200.0060.01219.39
7.3.190.0080.01016.30
7.3.180.0060.01316.20
7.3.170.0060.00916.43
7.3.160.0040.01116.39
7.3.120.0070.00715.12
7.3.10.0060.00616.60
7.3.00.0040.00416.85
7.2.330.0110.01116.68
7.2.320.0100.01316.54
7.2.310.0060.01116.53
7.2.300.0090.00616.68
7.2.290.0170.00016.57
7.2.130.0110.00016.95
7.2.120.0040.01116.84
7.2.110.0000.00817.00
7.2.100.0060.00616.95
7.2.90.0030.01016.84
7.2.80.0070.00716.96
7.2.70.0030.00616.91
7.2.60.0000.01116.87
7.2.50.0100.00316.82
7.2.40.0040.01116.66
7.2.30.0100.00316.77
7.2.20.0030.01016.92
7.2.10.0110.00016.91
7.2.00.0070.00416.88
7.1.250.0110.00315.93
7.1.70.0050.00217.07
7.1.60.0070.01719.40
7.1.50.0040.01816.81
7.1.00.0000.06722.39
7.0.200.0220.00316.46
7.0.140.0030.07022.15
7.0.70.0070.06021.71
7.0.60.0000.07021.53
7.0.50.0070.07322.14
7.0.40.0000.08719.95
7.0.30.0100.08320.11
7.0.20.0070.07720.08
7.0.10.0030.06020.04
7.0.00.0030.07020.18
5.6.280.0000.07721.09
5.6.220.0030.06320.60
5.6.210.0030.06320.52
5.6.200.0000.09321.01
5.6.190.0070.08020.94
5.6.180.0000.09020.98
5.6.170.0000.08321.01
5.6.160.0100.07721.11
5.6.150.0030.08321.02
5.6.140.0030.08020.92
5.6.130.0070.08020.99
5.6.120.0030.08320.98
5.6.110.0030.09021.01
5.6.100.0070.07020.93
5.6.90.0070.08020.91
5.6.80.0030.08320.34
5.6.70.0100.06320.37
5.6.60.0070.07320.31
5.6.50.0030.07720.41
5.6.40.0070.07720.40
5.6.30.0000.08320.39
5.6.20.0070.04720.47
5.6.10.0030.08320.45
5.6.00.0070.07720.38
5.5.360.0030.08020.28
5.5.350.0030.04720.38
5.5.340.0030.08020.89
5.5.330.0000.06020.88
5.5.320.0070.07720.82
5.5.310.0070.06720.75
5.5.300.0030.07320.87
5.5.290.0100.06020.79
5.5.280.0030.08320.91
5.5.270.0130.07020.88
5.5.260.0030.05320.90
5.5.250.0000.07020.56
5.5.240.0030.08020.25
5.5.230.0030.08020.23
5.5.220.0030.07020.13
5.5.210.0000.07720.30
5.5.200.0070.08020.27
5.5.190.0100.05719.98
5.5.180.0130.07320.27
5.5.160.0100.06720.20
5.5.150.0030.07720.08
5.5.140.0070.06320.22
5.5.130.0030.07720.25
5.5.120.0070.06320.25
5.5.110.0000.08320.24
5.5.100.0070.07020.09
5.5.90.0100.07019.96
5.5.80.0070.07020.06
5.5.70.0070.08020.01
5.5.60.0070.07020.11
5.5.50.0000.08020.14
5.5.40.0030.07719.95
5.5.30.0030.07720.14
5.5.20.0000.07020.05
5.5.10.0000.08020.03
5.5.00.0100.06720.07
5.4.450.0030.06719.39
5.4.440.0100.07319.45
5.4.430.0000.05319.43
5.4.420.0000.06019.36
5.4.410.0000.04319.22
5.4.400.0070.03319.04
5.4.390.0000.08719.23
5.4.380.0000.07319.06
5.4.370.0000.08018.96
5.4.360.0070.07019.12
5.4.350.0000.06018.78
5.4.340.0030.06719.03
5.4.320.0130.05718.81
5.4.310.0030.08019.07
5.4.300.0030.07318.94
5.4.290.0000.05019.04
5.4.280.0000.07718.96
5.4.270.0030.07319.05
5.4.260.0070.07019.07
5.4.250.0030.06719.09
5.4.240.0100.07019.02
5.4.230.0030.06718.90
5.4.220.0100.05719.07
5.4.210.0000.06719.05
5.4.200.0030.05319.11
5.4.190.0070.06319.02
5.4.180.0030.05318.80
5.4.170.0070.07019.05
5.4.160.0030.03718.92
5.4.150.0000.08019.12
5.4.140.0000.07016.40
5.4.130.0070.05016.27
5.4.120.0000.06716.30
5.4.110.0070.06716.20
5.4.100.0000.03716.33
5.4.90.0030.03316.40
5.4.80.0070.07316.20
5.4.70.0100.04016.20
5.4.60.0070.06016.18
5.4.50.0070.07016.27
5.4.40.0100.07016.29
5.4.30.0030.07316.26
5.4.20.0030.04016.19
5.4.10.0030.03316.40
5.4.00.0030.03015.54
5.3.290.0030.07314.52
5.3.280.0000.06314.60
5.3.270.0070.07714.51
5.3.260.0070.07314.59
5.3.250.0070.07014.55
5.3.240.0070.07314.61
5.3.230.0030.07714.59
5.3.220.0030.04014.55
5.3.210.0030.07714.41
5.3.200.0000.05014.50
5.3.190.0000.04014.51
5.3.180.0070.03014.52
5.3.170.0030.03314.55
5.3.160.0030.05314.41
5.3.150.0030.07314.52
5.3.140.0000.04314.51
5.3.130.0030.07314.56
5.3.120.0070.07014.41
5.3.110.0130.06314.55
5.3.100.0000.03714.00
5.3.90.0030.03313.95
5.3.80.0000.03713.88
5.3.70.0070.03313.77
5.3.60.0000.03713.77
5.3.50.0030.03313.87
5.3.40.0100.02713.93
5.3.30.0030.02713.66
5.3.20.0000.02713.59
5.3.10.0000.03313.51
5.3.00.0000.04013.64
5.2.170.0070.02311.13
5.2.160.0030.03011.02
5.2.150.0000.02311.12
5.2.140.0000.02310.98
5.2.130.0000.02310.94
5.2.120.0000.03011.06
5.2.110.0000.02710.95
5.2.100.0000.03011.09
5.2.90.0000.02710.96
5.2.80.0000.02711.13
5.2.70.0000.03011.04
5.2.60.0000.03311.06
5.2.50.0000.04011.02
5.2.40.0070.01710.98
5.2.30.0030.03710.97
5.2.20.0030.03011.00
5.2.10.0000.02710.95
5.2.00.0030.03310.63
5.1.60.0030.01710.06
5.1.50.0000.0239.98
5.1.40.0000.0209.95
5.1.30.0000.02010.19
5.1.20.0000.02010.42
5.1.10.0000.02010.10
5.1.00.0000.0279.89
5.0.50.0070.0139.30
5.0.40.0030.0179.30
5.0.30.0000.0279.30
5.0.20.0000.0179.30
5.0.10.0030.0139.30
5.0.00.0000.0279.30
4.4.90.0030.0179.30
4.4.80.0030.0139.30
4.4.70.0000.0309.30
4.4.60.0000.0139.30
4.4.50.0000.0179.30
4.4.40.0000.0209.30
4.4.30.0030.0109.30
4.4.20.0000.0139.30
4.4.10.0000.0139.30
4.4.00.0000.0239.30
4.3.110.0030.0109.30
4.3.100.0000.0139.30
4.3.90.0000.0139.30
4.3.80.0000.0209.30
4.3.70.0000.0109.30
4.3.60.0000.0109.30
4.3.50.0030.0109.30
4.3.40.0000.0209.30
4.3.30.0000.0139.30
4.3.20.0000.0139.30
4.3.10.0000.0139.30
4.3.00.0000.0139.30

preferences:
49.18 ms | 401 KiB | 5 Q