3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(!empty($o) && !preg_match('/(\d)\1{6,}/u', 1000000, $m)); var_dump(preg_match('/(\d)\1{6,}/u', 10000000, $m)); var_dump($m);

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)
8.3.60.0070.00718.39
8.3.50.0080.01021.21
8.3.40.0070.01118.92
8.3.30.0070.00720.39
8.3.20.0080.00020.61
8.3.10.0040.00421.00
8.3.00.0000.00723.61
8.2.180.0110.01117.00
8.2.170.0000.01422.96
8.2.160.0070.01420.34
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0050.00221.18
8.2.110.0050.00520.57
8.2.100.0060.00618.03
8.2.90.0000.00819.13
8.2.80.0030.00619.28
8.2.70.0050.00317.74
8.2.60.0040.00417.79
8.2.50.0000.00818.07
8.2.40.0050.00518.16
8.2.30.0040.00419.48
8.2.20.0040.00417.74
8.2.10.0070.00017.93
8.2.00.0040.00417.81
8.1.280.0110.00425.92
8.1.270.0090.00023.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00322.53
8.1.230.0070.00421.04
8.1.220.0030.00518.77
8.1.210.0080.00018.95
8.1.200.0030.00717.48
8.1.190.0000.00817.39
8.1.180.0080.00018.10
8.1.170.0040.00418.78
8.1.160.0040.00418.82
8.1.150.0070.00018.72
8.1.140.0000.00817.61
8.1.130.0100.00017.74
8.1.120.0000.00717.44
8.1.110.0040.00417.44
8.1.100.0000.00717.55
8.1.90.0070.00017.61
8.1.80.0040.00417.58
8.1.70.0040.00417.47
8.1.60.0040.00417.64
8.1.50.0040.00417.58
8.1.40.0050.00317.65
8.1.30.0000.00717.58
8.1.20.0000.00817.76
8.1.10.0060.00317.56
8.1.00.0060.00317.54
8.0.300.0000.00719.89
8.0.290.0000.00816.91
8.0.280.0050.00318.39
8.0.270.0000.00717.13
8.0.260.0000.00617.01
8.0.250.0000.00816.98
8.0.240.0000.00717.13
8.0.230.0070.00017.11
8.0.220.0000.00717.10
8.0.210.0000.00717.02
8.0.200.0030.00317.13
8.0.190.0000.00717.11
8.0.180.0070.00016.95
8.0.170.0000.00716.97
8.0.160.0030.00516.99
8.0.150.0070.00016.90
8.0.140.0040.00416.88
8.0.130.0000.00613.46
8.0.120.0000.00917.11
8.0.110.0000.00717.00
8.0.100.0000.00717.19
8.0.90.0050.00217.18
8.0.80.0060.00917.01
8.0.70.0000.00717.10
8.0.60.0040.00417.06
8.0.50.0000.00817.09
8.0.30.0070.01217.39
8.0.20.0100.00817.40
8.0.10.0080.00017.24
8.0.00.0130.00816.82
7.4.330.0050.00016.84
7.4.320.0000.00616.70
7.4.300.0000.00616.63
7.4.290.0030.00316.70
7.4.280.0040.00416.72
7.4.270.0070.00016.76
7.4.260.0000.00613.38
7.4.250.0040.00416.81
7.4.240.0000.00716.70
7.4.230.0000.00716.55
7.4.220.0130.00616.74
7.4.210.0100.00516.77
7.4.200.0000.00716.81
7.4.190.0000.00716.83
7.4.160.0150.00616.60
7.4.150.0070.01117.40
7.4.140.0140.00617.86
7.4.130.0090.01116.76
7.4.120.0100.00816.62
7.4.110.0060.01116.71
7.4.100.0120.00416.56
7.4.90.0090.00916.44
7.4.80.0100.01319.39
7.4.70.0080.01216.68
7.4.60.0040.01416.56
7.4.50.0040.00416.53
7.4.40.0030.01022.77
7.4.30.0150.00516.55
7.4.00.0030.01415.19
7.3.330.0050.00013.28
7.3.320.0060.00013.32
7.3.310.0030.00316.35
7.3.300.0000.00716.26
7.3.290.0030.01016.37
7.3.280.0090.00716.36
7.3.270.0090.01517.40
7.3.260.0150.00818.24
7.3.250.0150.00616.45
7.3.240.0120.00616.34
7.3.230.0070.01116.41
7.3.210.0100.00716.66
7.3.200.0100.01019.39
7.3.190.0100.00616.74
7.3.180.0090.00616.36
7.3.170.0090.00916.64
7.3.160.0120.00916.69
7.3.120.0030.01215.02
7.3.110.0100.00715.16
7.3.100.0070.01014.67
7.3.90.0030.00915.08
7.3.80.0030.00614.80
7.3.70.0000.01415.08
7.3.60.0030.00614.91
7.3.50.0030.01014.74
7.3.40.0060.00914.96
7.3.30.0100.00314.77
7.3.20.0100.00316.56
7.3.10.0040.01116.66
7.3.00.0090.00616.76
7.2.330.0110.00716.55
7.2.320.0140.00916.75
7.2.310.0070.01116.62
7.2.300.0110.00516.84
7.2.290.0090.00916.67
7.2.250.0040.01415.10
7.2.240.0060.01315.32
7.2.230.0060.00615.04
7.2.220.0080.00315.04
7.2.210.0030.01114.90
7.2.200.0030.01314.89
7.2.190.0060.00614.97
7.2.180.0040.00815.21
7.2.170.0090.00615.10
7.1.330.0090.00615.85
7.1.320.0090.00615.73
7.1.310.0070.00715.85
7.1.300.0000.01515.84
7.1.290.0000.01415.65
7.1.280.0090.00615.82
7.1.270.0040.00715.82
7.1.260.0060.01015.95
7.1.100.0090.00018.51
7.1.70.0220.00016.89
7.1.60.0120.01219.17
7.1.50.0040.01117.09
7.1.00.0030.03322.42
7.0.200.0040.00716.81
7.0.140.0100.07022.11
7.0.100.0070.08319.97
7.0.90.0070.08319.97
7.0.80.0030.08720.02
7.0.70.0100.08019.97
7.0.60.0100.07019.92
7.0.50.0230.06320.31
7.0.40.0070.08320.19
7.0.30.0100.05020.13
7.0.20.0130.06720.09
7.0.10.0030.04320.10
7.0.00.0070.04320.09
5.6.250.0100.08020.68
5.6.240.0030.05720.69
5.6.230.0130.05720.53
5.6.220.0070.07020.49
5.6.210.0030.08020.74
5.6.200.0200.06021.05
5.6.190.0130.08021.03
5.6.180.0200.06321.14
5.6.170.0100.06320.88
5.6.160.0000.04721.08
5.6.150.0100.04321.10
5.6.140.0030.04321.05
5.6.130.0070.04021.03
5.6.120.0100.03321.04
5.6.110.0030.04321.15
5.6.100.0070.04720.95
5.6.90.0170.02720.92
5.6.80.0030.04020.45
5.6.70.0000.05720.39
5.6.60.0030.06720.38
5.6.50.0030.04320.39
5.6.40.0000.04020.36
5.6.30.0030.06720.42
5.6.20.0030.03720.46
5.6.10.0030.04020.31
5.6.00.0030.03720.34
5.5.380.0100.07720.54
5.5.370.0130.07320.33
5.5.360.0100.05320.36
5.5.350.0100.05720.42
5.5.340.0070.05320.92
5.5.330.0070.07720.87
5.5.320.0170.06020.86
5.5.310.0130.07720.88
5.5.300.0130.03320.91
5.5.290.0070.06720.91
5.5.280.0000.04720.91
5.5.270.0000.04720.84
5.5.260.0070.04020.85
5.5.250.0100.03320.54
5.5.240.0130.05720.21
5.5.230.0030.03720.29
5.5.220.0070.03720.01
5.5.210.0030.06320.24
5.5.200.0070.03720.28
5.5.190.0000.04020.07
5.5.180.0000.04320.22
5.5.160.0000.05320.22
5.5.150.0130.04020.25
5.5.140.0070.04020.23
5.5.130.0100.03320.26
5.5.120.0030.04020.20
5.5.110.0000.04320.14
5.5.100.0070.03720.07
5.5.90.0030.04020.04
5.5.80.0100.03320.11
5.5.70.0030.03719.95
5.5.60.0030.04320.09
5.5.50.0070.06320.05
5.5.40.0100.07719.95
5.5.30.0100.05720.04
5.5.20.0070.06320.09
5.5.10.0070.07720.00
5.5.00.0100.07320.06
5.4.450.0070.03719.23
5.4.440.0070.04019.37
5.4.430.0000.04319.35
5.4.420.0070.05719.44
5.4.410.0030.07019.14
5.4.400.0030.05019.16
5.4.390.0000.08718.90
5.4.380.0030.04019.06
5.4.370.0100.04018.98
5.4.360.0030.03719.04
5.4.350.0000.05019.02
5.4.340.0030.03719.14
5.4.320.0100.03718.79
5.4.310.0000.03719.05
5.4.300.0000.04318.90
5.4.290.0030.03718.81
5.4.280.0070.03318.82
5.4.270.0070.04719.06
5.4.260.0070.03718.81
5.4.250.0000.04019.11
5.4.240.0030.03719.11
5.4.230.0070.05318.94
5.4.220.0070.05019.05
5.4.210.0030.04018.80
5.4.200.0000.06019.03
5.4.190.0000.03719.04
5.4.180.0000.04719.09
5.4.170.0070.07018.89
5.4.160.0100.06719.04
5.4.150.0200.06318.96
5.4.140.0070.07016.37
5.4.130.0130.06316.30
5.4.120.0000.08016.32
5.4.110.0000.08016.30
5.4.100.0130.06316.34
5.4.90.0100.06716.42
5.4.80.0070.07316.17
5.4.70.0100.06016.25
5.4.60.0070.07316.37
5.4.50.0130.07016.20
5.4.40.0070.04316.48
5.4.30.0200.06316.42
5.4.20.0030.08016.30
5.4.10.0070.07316.31
5.4.00.0000.07715.51
5.3.290.0000.06714.52
5.3.280.0030.05314.54
5.3.270.0070.08314.60
5.3.260.0100.08014.57
5.3.250.0030.04014.42
5.3.240.0100.07014.51
5.3.230.0070.07314.58
5.3.220.0030.07714.55
5.3.210.0000.05014.51
5.3.200.0070.06314.54
5.3.190.0070.05314.48
5.3.180.0100.07014.54
5.3.170.0070.07714.54
5.3.160.0070.07714.53
5.3.150.0070.06714.41
5.3.140.0000.08314.41
5.3.130.0000.08714.54
5.3.120.0070.04014.52
5.3.110.0070.06014.36
5.3.100.0070.07313.89
5.3.90.0030.04713.88
5.3.80.0100.06314.00
5.3.70.0130.06014.02
5.3.60.0070.07013.96
5.3.50.0100.07313.82
5.3.40.0070.07013.72
5.3.30.0130.06713.90
5.3.20.0070.07313.65
5.3.10.0030.07013.45
5.3.00.0100.07313.49
5.2.170.0030.06011.21
5.2.160.0070.06011.13
5.2.150.0130.03311.09
5.2.140.0030.06711.16
5.2.130.0070.05711.08
5.2.120.0100.05011.02
5.2.110.0000.07010.95
5.2.100.0130.05710.95
5.2.90.0030.06311.17
5.2.80.0100.06010.96
5.2.70.0030.07011.09
5.2.60.0100.04011.05
5.2.50.0100.05310.81
5.2.40.0030.06311.00
5.2.30.0100.05011.05
5.2.20.0070.06011.00
5.2.10.0070.06010.99
5.2.00.0030.06310.83
5.1.60.0030.0439.99
5.1.50.0070.05310.07
5.1.40.0030.05010.05
5.1.30.0100.05010.25
5.1.20.0030.05710.28
5.1.10.0000.04710.15
5.1.00.0030.03710.10
5.0.50.0100.0409.64
5.0.40.0030.0439.64
5.0.30.0070.0639.64
5.0.20.0070.0409.64
5.0.10.0100.0409.64
5.0.00.0000.0439.64
4.4.90.0000.0179.64
4.4.80.0000.0209.64
4.4.70.0070.0309.64
4.4.60.0030.0279.64
4.4.50.0030.0339.64
4.4.40.0000.0579.64
4.4.30.0000.0379.64
4.4.20.0070.0339.64
4.4.10.0030.0309.64
4.4.00.0070.0439.64
4.3.110.0100.0239.64
4.3.100.0030.0339.64
4.3.90.0030.0179.64
4.3.80.0100.0479.64
4.3.70.0000.0309.64
4.3.60.0030.0309.64
4.3.50.0070.0239.64
4.3.40.0000.0539.64
4.3.30.0000.0309.64
4.3.20.0000.0209.64
4.3.10.0070.0179.64
4.3.00.0000.0339.64

preferences:
46.61 ms | 401 KiB | 5 Q