3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (preg_match('/(.)\\1{2}/', "aaaaaaaaaaaaaaa")) { echo "A match was found."; } else { echo "A match was not found."; } if (preg_match('/(.)\\1{2}/', "aaa")) { echo "A match was found."; } else { echo "A match was not found."; } ?>

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)
8.3.70.0100.01016.75
8.3.60.0100.01018.68
8.3.50.0100.00821.21
8.3.40.0150.00018.79
8.3.30.0070.01418.93
8.3.20.0050.00318.73
8.3.10.0040.00420.93
8.3.00.0030.00523.68
8.2.180.0040.01116.88
8.2.170.0110.00722.96
8.2.160.0070.01320.38
8.2.150.0060.00324.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00421.02
8.2.110.0030.00620.35
8.2.100.0000.01117.91
8.2.90.0050.00319.22
8.2.80.0050.00317.97
8.2.70.0090.00017.75
8.2.60.0050.00317.67
8.2.50.0080.00018.07
8.2.40.0000.00817.78
8.2.30.0040.00419.69
8.2.20.0070.00017.66
8.2.10.0000.00817.77
8.2.00.0030.00617.71
8.1.280.0070.01025.92
8.1.270.0040.00423.99
8.1.260.0120.00626.35
8.1.250.0080.00028.09
8.1.240.0060.00322.42
8.1.230.0080.00421.02
8.1.220.0000.00818.77
8.1.210.0000.00818.77
8.1.200.0070.00317.38
8.1.190.0000.00817.28
8.1.180.0040.00718.10
8.1.170.0000.00818.71
8.1.160.0120.00018.85
8.1.150.0000.00818.57
8.1.140.0050.00317.41
8.1.130.0070.00017.45
8.1.120.0070.00017.39
8.1.110.0040.00417.47
8.1.100.0000.00717.54
8.1.90.0050.00217.47
8.1.80.0040.00417.49
8.1.70.0000.00717.42
8.1.60.0030.00817.62
8.1.50.0050.00217.38
8.1.40.0030.00617.53
8.1.30.0080.00017.69
8.1.20.0040.00417.51
8.1.10.0030.00517.58
8.1.00.0070.00017.61
8.0.300.0040.00419.90
8.0.290.0000.00717.05
8.0.280.0000.00718.35
8.0.270.0000.00716.89
8.0.260.0030.00316.94
8.0.250.0030.00316.97
8.0.240.0030.00517.00
8.0.230.0050.00216.95
8.0.220.0000.00716.84
8.0.210.0000.00716.88
8.0.200.0070.00016.99
8.0.190.0000.00816.98
8.0.180.0000.00716.93
8.0.170.0080.00016.84
8.0.160.0000.00716.91
8.0.150.0040.00416.95
8.0.140.0080.00316.84
8.0.130.0030.00313.43
8.0.120.0000.00716.81
8.0.110.0030.00616.73
8.0.100.0000.00816.98
8.0.90.0000.00716.80
8.0.80.0040.01116.96
8.0.70.0040.00416.75
8.0.60.0070.00016.71
8.0.50.0050.00216.78
8.0.30.0090.01117.27
8.0.20.0110.00817.40
8.0.10.0000.00816.93
8.0.00.0090.00916.76
7.4.330.0000.00514.79
7.4.320.0060.00016.66
7.4.300.0030.00316.64
7.4.290.0000.00716.69
7.4.280.0080.00016.56
7.4.270.0000.00816.59
7.4.260.0000.00613.38
7.4.250.0000.00716.63
7.4.240.0000.00816.68
7.4.230.0030.00316.67
7.4.220.0060.01016.81
7.4.210.0080.00816.76
7.4.200.0080.00016.66
7.4.190.0000.00716.48
7.4.160.0080.01216.41
7.4.150.0140.00317.40
7.4.140.0100.00717.86
7.4.130.0080.01116.70
7.4.120.0110.00816.50
7.4.110.0070.01116.49
7.4.100.0130.00416.64
7.4.90.0150.00816.46
7.4.80.0160.00619.37
7.4.70.0060.01216.68
7.4.60.0090.00916.67
7.4.50.0030.00616.73
7.4.40.0020.01422.27
7.4.30.0100.01016.68
7.4.00.0030.01315.22
7.3.330.0000.00513.16
7.3.320.0060.00013.20
7.3.310.0030.00316.37
7.3.300.0030.00316.22
7.3.290.0030.01116.27
7.3.280.0080.00716.31
7.3.270.0160.00717.40
7.3.260.0080.00818.24
7.3.250.0080.00816.29
7.3.240.0130.00316.33
7.3.230.0060.01416.41
7.3.210.0170.00016.39
7.3.200.0060.01119.39
7.3.190.0080.00816.66
7.3.180.0080.00816.28
7.3.170.0090.00616.29
7.3.160.0000.01616.48
7.3.120.0040.01114.85
7.2.330.0110.00616.68
7.2.320.0100.01416.52
7.2.310.0050.01416.72
7.2.300.0160.00616.55
7.2.290.0100.00616.80
7.2.00.0130.00319.58
7.1.200.0100.00315.89
7.1.100.0030.00918.36
7.1.70.0050.00217.02
7.1.60.0070.01819.40
7.1.50.0140.01116.86
7.1.00.0000.06322.47
7.0.200.0190.00615.07
7.0.140.0000.07722.01
7.0.70.0070.07721.68
7.0.60.0030.05721.75
7.0.50.0030.08022.06
7.0.40.0030.05720.00
7.0.30.0070.08320.11
7.0.20.0000.06720.18
7.0.10.0100.05020.13
7.0.00.0030.08020.05
5.6.280.0130.06320.98
5.6.220.0070.06720.52
5.6.210.0070.08020.64
5.6.200.0070.05721.04
5.6.190.0000.06721.02
5.6.180.0030.08320.95
5.6.170.0030.07721.16
5.6.160.0070.08721.07
5.6.150.0030.07721.05
5.6.140.0000.06021.04
5.6.130.0030.04720.96
5.6.120.0070.03721.10
5.6.110.0000.04321.00
5.6.100.0030.05021.00
5.6.90.0030.04321.11
5.6.80.0000.07320.33
5.6.70.0100.03320.54
5.6.60.0000.04320.46
5.6.50.0030.04020.33
5.6.40.0030.04020.38
5.6.30.0030.04020.48
5.6.20.0030.03720.26
5.6.10.0000.04720.38
5.6.00.0030.04020.39
5.5.360.0030.08720.37
5.5.350.0030.08020.45
5.5.340.0030.07720.77
5.5.330.0000.07020.92
5.5.320.0070.07320.89
5.5.310.0070.05720.73
5.5.300.0030.05320.88
5.5.290.0000.04320.72
5.5.280.0030.04020.88
5.5.270.0030.04020.63
5.5.260.0030.04020.84
5.5.250.0000.04320.72
5.5.240.0030.06720.11
5.5.230.0070.05720.14
5.5.220.0030.04020.09
5.5.210.0030.03720.17
5.5.200.0000.04019.98
5.5.190.0070.03720.14
5.5.180.0100.03320.10
5.5.160.0030.04720.22
5.5.150.0030.04020.22
5.5.140.0000.04020.11
5.5.130.0070.03320.11
5.5.120.0030.03020.21
5.5.110.0070.03320.25
5.5.100.0030.04020.07
5.5.90.0070.04020.08
5.5.80.0070.03320.09
5.5.70.0000.03320.02
5.5.60.0030.04320.04
5.5.50.0030.03720.13
5.5.40.0100.03020.04
5.5.30.0000.04020.05
5.5.20.0000.04019.92
5.5.10.0030.03719.96
5.5.00.0000.04720.10
5.4.450.0030.04719.37
5.4.440.0030.03719.47
5.4.430.0070.04719.43
5.4.420.0030.04719.44
5.4.410.0000.06019.14
5.4.400.0000.04019.04
5.4.390.0000.06019.11
5.4.380.0000.04019.13
5.4.370.0070.03319.05
5.4.360.0030.03719.07
5.4.350.0000.04019.12
5.4.340.0030.08019.06
5.4.320.0030.03719.12
5.4.310.0070.03319.23
5.4.300.0030.03019.02
5.4.290.0070.02718.81
5.4.280.0000.04018.96
5.4.270.0070.02719.07
5.4.260.0000.05718.94
5.4.250.0000.03719.04
5.4.240.0000.04019.14
5.4.230.0000.03718.90
5.4.220.0070.04019.14
5.4.210.0000.03319.01
5.4.200.0030.03319.02
5.4.190.0000.03719.11
5.4.180.0000.04318.93
5.4.170.0000.04019.01
5.4.160.0000.04019.02
5.4.150.0030.03718.94
5.4.140.0030.03316.26
5.4.130.0000.03716.38
5.4.120.0030.06716.28
5.4.110.0000.07716.40
5.4.100.0030.07716.38
5.4.90.0070.06716.21
5.4.80.0030.07716.28
5.4.70.0000.07016.27
5.4.60.0070.07316.20
5.4.50.0030.04316.31
5.4.40.0030.04716.47
5.4.30.0070.07016.20
5.4.20.0030.05016.41
5.4.10.0000.05716.21
5.4.00.0000.05315.79
5.3.290.0070.03314.62
5.3.280.0000.07014.52
5.3.270.0100.07314.59
5.3.260.0000.04014.61
5.3.250.0030.03714.51
5.3.240.0070.03014.46
5.3.230.0070.03014.55
5.3.220.0070.07714.56
5.3.210.0030.08014.51
5.3.200.0030.07314.51
5.3.190.0070.05714.55
5.3.180.0130.06714.42
5.3.170.0070.07014.54
5.3.160.0030.07314.41
5.3.150.0030.03714.42
5.3.140.0070.07314.56
5.3.130.0030.06714.53
5.3.120.0030.08314.42
5.3.110.0030.05014.52
5.3.100.0030.06013.97
5.3.90.0130.07313.87
5.3.80.0000.07713.78
5.3.70.0070.06313.97
5.3.60.0000.07713.94
5.3.50.0030.07713.85
5.3.40.0000.07713.91
5.3.30.0030.07313.89
5.3.20.0000.08013.55
5.3.10.0100.06713.56
5.3.00.0070.05313.63
5.2.170.0000.06712.21
5.2.160.0030.06312.21
5.2.150.0000.05012.21
5.2.140.0000.04312.21
5.2.130.0000.05012.21
5.2.120.0030.06012.21
5.2.110.0000.03712.21
5.2.100.0070.05012.21
5.2.90.0030.06012.21
5.2.80.0000.05712.21
5.2.70.0100.05312.21
5.2.60.0000.04312.21
5.2.50.0000.03312.21
5.2.40.0070.06012.21
5.2.30.0030.04712.21
5.2.20.0000.05012.21
5.2.10.0070.05712.21
5.2.00.0070.04312.21
5.1.60.0030.03712.21
5.1.50.0000.05012.21
5.1.40.0000.05012.21
5.1.30.0030.05712.21
5.1.20.0000.04312.21
5.1.10.0030.05312.21
5.1.00.0100.04712.21
5.0.50.0000.04712.21
5.0.40.0030.04012.21
5.0.30.0000.07012.21
5.0.20.0030.04312.21
5.0.10.0000.04712.21
5.0.00.0030.06312.21
4.4.90.0000.03712.21
4.4.80.0000.01712.21
4.4.70.0000.03012.21
4.4.60.0000.03712.21
4.4.50.0070.02712.21
4.4.40.0000.05312.21
4.4.30.0000.02712.21
4.4.20.0030.03312.21
4.4.10.0000.03712.21
4.4.00.0000.05312.21
4.3.110.0100.02712.21
4.3.100.0000.03312.21
4.3.90.0000.03312.21
4.3.80.0000.04312.21
4.3.70.0100.02712.21
4.3.60.0000.03012.21
4.3.50.0070.03012.21
4.3.40.0000.04012.21
4.3.30.0000.03312.21
4.3.20.0100.02712.21
4.3.10.0000.04012.21
4.3.00.0000.03712.21

preferences:
89.61 ms | 401 KiB | 5 Q