3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_replace('/b.*b/', '', 'baab' . str_repeat('a', 100024));

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)
8.3.40.0090.00619.07
8.3.30.0140.00719.12
8.3.20.0000.00820.52
8.3.10.0060.00323.77
8.3.00.0000.00820.69
8.2.170.0100.01022.96
8.2.160.0140.00022.07
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00421.04
8.2.110.0060.01620.54
8.2.100.0080.00418.10
8.2.90.0040.00418.41
8.2.80.0000.00818.17
8.2.70.0050.00317.88
8.2.60.0040.00418.05
8.2.50.0000.01218.07
8.2.40.0080.00018.27
8.2.30.0090.00018.08
8.2.20.0040.00417.86
8.2.10.0000.00817.86
8.2.00.0070.00017.95
8.1.270.0040.00723.84
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0040.00422.44
8.1.230.0100.00321.13
8.1.220.0040.00417.78
8.1.210.0030.00619.23
8.1.200.0030.00617.73
8.1.190.0080.00017.54
8.1.180.0030.00618.10
8.1.170.0080.00018.91
8.1.160.0030.00622.13
8.1.150.0050.00218.89
8.1.140.0030.00617.66
8.1.130.0000.00718.11
8.1.120.0000.00717.54
8.1.110.0070.00017.67
8.1.100.0030.00717.74
8.1.90.0000.00817.57
8.1.80.0040.00417.57
8.1.70.0040.00417.48
8.1.60.0000.00817.75
8.1.50.0000.00817.62
8.1.40.0040.00417.73
8.1.30.0080.00017.86
8.1.20.0000.00717.88
8.1.10.0040.00417.79
8.1.00.0040.00417.75
8.0.300.0040.00420.20
8.0.290.0040.00417.05
8.0.280.0000.00718.68
8.0.270.0000.00717.30
8.0.260.0050.00317.09
8.0.250.0070.00017.24
8.0.240.0040.00417.19
8.0.230.0000.00717.19
8.0.220.0030.00317.20
8.0.210.0050.00217.18
8.0.200.0000.00617.22
8.0.190.0000.00717.16
8.0.180.0040.00417.21
8.0.170.0080.00017.17
8.0.160.0060.00317.03
8.0.150.0000.00717.12
8.0.140.0030.00516.95
8.0.130.0000.00613.58
8.0.120.0080.00017.16
8.0.110.0040.00416.99
8.0.100.0000.00817.09
8.0.90.0000.00716.91
8.0.80.0080.00817.05
8.0.70.0040.00417.11
8.0.60.0040.00417.00
8.0.50.0040.00417.12
8.0.30.0100.01017.19
8.0.20.0080.01217.43
8.0.10.0000.00717.16
8.0.00.0120.00816.98
7.4.330.0050.00015.00
7.4.320.0000.00616.83
7.4.300.0030.00316.77
7.4.290.0000.00716.86
7.4.280.0000.00716.86
7.4.270.0030.00316.89
7.4.260.0070.00016.69
7.4.250.0070.00016.83
7.4.240.0000.00716.79
7.4.230.0080.00016.96
7.4.220.0040.01516.66
7.4.210.0090.00716.81
7.4.200.0030.00416.98
7.4.190.0060.00317.00
7.4.160.0090.00916.84
7.4.150.0080.00917.40
7.4.140.0090.01117.86
7.4.130.0100.00716.80
7.4.120.0120.00916.76
7.4.110.0140.00716.75
7.4.100.0090.00916.84
7.4.90.0070.01516.58
7.4.80.0070.01117.02
7.4.70.0060.01116.63
7.4.60.0100.00716.77
7.4.50.0000.00816.61
7.4.40.0120.00622.77
7.4.30.0100.00616.73
7.4.00.0070.01115.34
7.3.330.0070.00013.42
7.3.320.0000.00513.25
7.3.310.0000.00716.61
7.3.300.0030.00316.57
7.3.290.0090.00616.56
7.3.280.0040.01416.54
7.3.270.0060.01217.40
7.3.260.0110.01416.82
7.3.250.0050.01416.82
7.3.240.0200.00016.52
7.3.230.0070.01016.49
7.3.210.0070.01016.56
7.3.200.0070.01019.39
7.3.190.0040.01316.88
7.3.180.0080.00816.54
7.3.170.0170.00416.91
7.3.160.0120.00316.86
7.3.120.0000.01315.27
7.2.330.0120.00616.62
7.2.320.0090.00916.96
7.2.310.0100.00716.82
7.2.300.0140.00316.79
7.2.290.0100.01016.90
7.2.60.0250.00916.67
7.2.00.0100.00719.24
7.1.200.0030.00316.03
7.1.100.0060.00618.27
7.1.70.0050.00217.17
7.1.60.0060.01819.32
7.1.50.0110.01116.85
7.1.00.0030.07722.32
7.0.200.0040.00916.54
7.0.140.0030.07322.21
7.0.70.0000.09021.93
7.0.60.0030.07021.79
7.0.50.0070.08322.19
7.0.40.0100.06020.18
7.0.30.0070.09020.10
7.0.20.0070.08719.98
7.0.10.0030.07720.14
7.0.00.0030.09020.18
5.6.280.0130.06721.27
5.6.220.0100.06720.80
5.6.210.0070.08020.83
5.6.200.0070.05021.21
5.6.190.0000.07321.18
5.6.180.0030.08721.20
5.6.170.0070.07721.18
5.6.160.0070.08721.25
5.6.150.0000.09321.25
5.6.140.0100.07721.20
5.6.130.0070.08321.20
5.6.120.0030.09321.32
5.6.110.0070.09021.25
5.6.100.0100.08021.37
5.6.90.0100.07721.34
5.6.80.0070.08320.68
5.6.70.0000.08020.66
5.6.60.0070.05020.63
5.6.50.0100.07720.66
5.6.40.0070.07020.63
5.6.30.0030.05320.78
5.6.20.0030.08020.63
5.6.10.0030.04320.71
5.6.00.0030.06020.71
5.5.360.0100.07320.73
5.5.350.0130.08020.61
5.5.340.0130.05021.17
5.5.330.0100.08321.14
5.5.320.0030.08720.98
5.5.310.0030.07721.02
5.5.300.0070.07721.16
5.5.290.0000.06321.17
5.5.280.0100.04721.16
5.5.270.0070.06021.02
5.5.260.0030.08721.11
5.5.250.0000.07320.82
5.5.240.0100.06020.46
5.5.230.0070.08320.42
5.5.220.0100.07720.41
5.5.210.0130.07320.48
5.5.200.0100.07320.33
5.5.190.0070.08020.45
5.5.180.0030.06720.42
5.5.160.0030.07320.43
5.5.150.0030.06320.49
5.5.140.0070.08020.46
5.5.130.0030.08320.45
5.5.120.0030.08320.47
5.5.110.0100.07720.41
5.5.100.0030.08020.32
5.5.90.0030.07720.31
5.5.80.0070.07720.32
5.5.70.0070.08320.30
5.5.60.0070.06320.30
5.5.50.0070.07720.39
5.5.40.0030.06320.32
5.5.30.0070.07720.19
5.5.20.0000.06320.14
5.5.10.0000.08720.33
5.5.00.0130.08020.37
5.4.450.0030.06319.33
5.4.440.0070.08019.46
5.4.430.0070.07719.40
5.4.420.0100.07019.45
5.4.410.0000.09019.32
5.4.400.0030.07719.28
5.4.390.0030.08019.18
5.4.380.0030.08319.23
5.4.370.0000.07719.13
5.4.360.0030.08719.00
5.4.350.0100.08019.00
5.4.340.0030.07319.17
5.4.320.0100.08019.33
5.4.310.0100.07719.27
5.4.300.0030.08719.00
5.4.290.0130.05019.14
5.4.280.0030.07319.00
5.4.270.0070.07719.22
5.4.260.0000.07019.23
5.4.250.0030.07719.07
5.4.240.0070.05319.18
5.4.230.0000.06719.21
5.4.220.0030.08319.29
5.4.210.0030.06319.13
5.4.200.0070.08019.16
5.4.190.0030.08319.29
5.4.180.0030.08319.28
5.4.170.0030.08019.22
5.4.160.0030.07719.20
5.4.150.0070.07019.12
5.4.140.0230.06716.52
5.4.130.0030.04316.61
5.4.120.0030.03316.56
5.4.110.0070.08016.53
5.4.100.0030.05716.39
5.4.90.0000.05716.43
5.4.80.0070.07316.43
5.4.70.0030.06316.55
5.4.60.0030.07016.56
5.4.50.0070.06016.60
5.4.40.0070.07016.63
5.4.30.0070.07316.46
5.4.20.0070.07716.55
5.4.10.0030.06316.45
5.4.00.0030.08015.81
5.3.290.0000.08714.86
5.3.280.0070.04714.61
5.3.270.0100.07714.79
5.3.260.0070.07714.61
5.3.250.0030.07314.79
5.3.240.0070.07314.70
5.3.230.0070.03314.77
5.3.220.0000.07314.70
5.3.210.0000.06314.69
5.3.200.0100.06014.73
5.3.190.0070.06314.61
5.3.180.0000.05714.73
5.3.170.0070.07714.71
5.3.160.0030.08314.85
5.3.150.0000.07714.69
5.3.140.0000.05314.64
5.3.130.0000.08314.64
5.3.120.0070.08014.55
5.3.110.0030.07314.71
5.3.100.0000.06714.09
5.3.90.0030.06714.16
5.3.80.0030.06313.97
5.3.70.0030.08313.96
5.3.60.0030.07714.14
5.3.50.0000.08014.14
5.3.40.0030.04013.99
5.3.30.0100.04314.05
5.3.20.0030.04713.63
5.3.10.0000.05313.71
5.3.00.0070.07013.81
5.2.170.0000.04712.43
5.2.160.0030.06012.43
5.2.150.0000.06312.43
5.2.140.0030.05012.43
5.2.130.0000.03312.43
5.2.120.0070.04712.43
5.2.110.0030.06312.43
5.2.100.0070.06012.43
5.2.90.0000.06312.43
5.2.80.0070.06312.43
5.2.70.0030.06012.43
5.2.60.0030.05012.43
5.2.50.0030.06712.43
5.2.40.0000.06712.43
5.2.30.0000.07012.43
5.2.20.0030.06012.43
5.2.10.0100.05712.43
5.2.00.0000.06712.43
5.1.60.0000.06012.43
5.1.50.0030.05312.43
5.1.40.0100.04712.43
5.1.30.0030.06312.43
5.1.20.0070.05712.43
5.1.10.0070.03712.43
5.1.00.0030.06012.43
5.0.50.0100.04012.43
5.0.40.0000.05012.43
5.0.30.0100.05712.43
5.0.20.0030.04312.43
5.0.10.0030.04312.43
5.0.00.0030.06312.43
4.4.90.0000.04012.43
4.4.80.0000.02012.43
4.4.70.0000.02712.43
4.4.60.0000.04012.43
4.4.50.0000.04012.43
4.4.40.0000.05712.43
4.4.30.0000.04012.43
4.4.20.0030.02712.43
4.4.10.0030.02712.43
4.4.00.0030.05312.43
4.3.110.0070.03312.43
4.3.100.0030.02712.43
4.3.90.0000.04012.43
4.3.80.0000.04312.43
4.3.70.0000.04012.43
4.3.60.0000.03712.43
4.3.50.0000.04012.43
4.3.40.0030.05312.43
4.3.30.0030.02712.43
4.3.20.0000.02012.43
4.3.10.0030.04012.43
4.3.00.0000.03012.43

preferences:
43.19 ms | 400 KiB | 5 Q