3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'b7001_cp---_parc1323546_venc.,?><_ fluxo'; echo preg_replace('/^b[0-9]{4}\K|[^a-z_]/', '', $string);

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)
8.4.130.0130.00417.88
8.4.120.0100.01022.30
8.4.110.0120.00920.73
8.4.100.0020.00618.98
8.4.90.0040.00422.18
8.4.80.0110.01117.86
8.4.70.0130.00718.27
8.4.60.0090.01218.95
8.4.50.0130.00820.50
8.4.40.0040.01619.54
8.4.30.0070.01120.68
8.4.20.0030.00618.88
8.4.10.0100.01319.68
8.3.260.0120.00816.43
8.3.250.0050.00318.90
8.3.240.0080.01016.72
8.3.230.0090.00716.79
8.3.220.0040.00318.95
8.3.210.0060.00316.66
8.3.200.0060.00316.61
8.3.190.0110.00817.10
8.3.180.0120.00616.68
8.3.170.0110.00718.67
8.3.160.0140.00416.97
8.3.150.0120.00917.04
8.3.140.0090.00617.10
8.3.130.0060.01018.71
8.3.120.0040.00420.58
8.3.110.0000.00820.94
8.3.100.0130.00616.73
8.3.90.0040.00426.77
8.3.80.0130.00016.50
8.3.70.0070.00718.31
8.3.60.0040.01118.30
8.3.50.0040.01216.46
8.3.40.0110.00718.97
8.3.30.0110.00318.89
8.3.20.0040.00424.18
8.3.10.0050.00324.66
8.3.00.0080.00026.16
8.2.290.0060.00620.30
8.2.280.0060.00420.20
8.2.270.0120.00618.89
8.2.260.0060.00316.54
8.2.250.0030.00518.63
8.2.240.0080.01218.92
8.2.230.0050.00322.58
8.2.220.0110.00424.06
8.2.210.0030.00526.77
8.2.200.0060.00316.75
8.2.190.0030.01616.88
8.2.180.0160.00025.92
8.2.170.0000.01419.12
8.2.160.0160.00022.96
8.2.150.0040.00425.66
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00426.35
8.2.110.0100.01019.18
8.2.100.0060.00617.97
8.2.90.0080.00018.16
8.2.80.0000.00917.97
8.2.70.0040.00418.04
8.2.60.0030.00518.22
8.2.50.0070.00318.10
8.2.40.0040.00421.15
8.2.30.0040.00419.20
8.2.20.0000.00718.14
8.2.10.0000.00719.20
8.2.00.0000.00819.10
8.1.330.0050.00422.04
8.1.320.0110.00816.29
8.1.310.0000.01618.38
8.1.300.0060.01320.26
8.1.290.0090.00030.84
8.1.280.0180.00425.92
8.1.270.0020.00523.99
8.1.260.0040.00428.09
8.1.250.0050.00328.09
8.1.240.0070.00322.42
8.1.230.0040.00820.89
8.1.220.0000.00817.74
8.1.210.0040.00418.85
8.1.200.0000.00817.47
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0060.00318.62
8.1.160.0040.00420.51
8.1.150.0000.00818.81
8.1.140.0000.00718.77
8.1.130.0000.00717.47
8.1.120.0000.00717.55
8.1.110.0080.00017.48
8.1.100.0040.00417.40
8.1.90.0040.00417.60
8.1.80.0030.00617.47
8.1.70.0030.00617.55
8.1.60.0000.00817.72
8.1.50.0040.00417.56
8.1.40.0050.00317.59
8.1.30.0080.00317.59
8.1.20.0000.00917.62
8.1.10.0080.00017.68
8.1.00.0000.00717.61
8.0.300.0000.00720.04
8.0.290.0030.00616.88
8.0.280.0000.00718.38
8.0.270.0000.00717.03
8.0.260.0000.00717.03
8.0.250.0000.00817.14
8.0.240.0050.00317.13
8.0.230.0030.00317.09
8.0.220.0030.00316.94
8.0.210.0000.00716.92
8.0.200.0030.00317.14
8.0.190.0030.00516.99
8.0.180.0050.00216.94
8.0.170.0060.00617.11
8.0.160.0050.00217.09
8.0.150.0080.00016.98
8.0.140.0000.00716.89
8.0.130.0060.00013.41
8.0.120.0070.00016.89
8.0.110.0040.00417.00
8.0.100.0040.00416.84
8.0.90.0040.00417.05
8.0.80.0090.00917.03
8.0.70.0030.00516.95
8.0.60.0040.00417.04
8.0.50.0000.00716.99
8.0.30.0070.01116.93
8.0.20.0030.01317.00
8.0.10.0000.01616.95
8.0.00.0030.01117.11
7.4.330.0050.00015.55
7.4.320.0060.00016.76
7.4.300.0000.00716.62
7.4.290.0070.00016.68
7.4.280.0000.00816.70
7.4.270.0000.00716.66
7.4.260.0030.00313.39
7.4.250.0040.00416.63
7.4.240.0020.00616.59
7.4.230.0040.00416.79
7.4.220.0040.00316.71
7.4.210.0100.00616.71
7.4.200.0000.00716.69
7.4.160.0030.01216.83
7.4.150.0090.00616.74
7.4.140.0040.01116.68
7.4.130.0090.00616.78
7.4.120.0110.00416.57
7.4.110.0040.01116.63
7.4.100.0070.00716.77
7.4.90.0110.00416.75
7.4.80.0030.01216.63
7.4.70.0090.00616.77
7.4.60.0220.00316.60
7.4.50.0000.01816.63
7.4.40.0090.00916.70
7.4.30.0070.01716.66
7.4.20.0150.00616.63
7.4.10.0140.00916.63
7.4.00.0070.01516.73
7.3.330.0060.00316.50
7.3.320.0000.00613.27
7.3.310.0040.00416.45
7.3.300.0060.00016.19
7.3.290.0110.00616.40
7.3.270.0120.00316.27
7.3.260.0000.01416.30
7.3.250.0120.00316.32
7.3.240.0090.00616.26
7.3.230.0150.00016.43
7.3.220.0110.00416.09
7.3.210.0060.00916.16
7.3.200.0070.00716.26
7.3.190.0130.00316.18
7.3.180.0090.00616.01
7.3.170.0030.01216.15
7.3.160.0100.01316.18
7.3.150.0120.00416.18
7.3.140.0040.01816.22
7.3.130.0030.01816.28
7.3.120.0090.01216.23
7.3.110.0090.00616.14
7.3.100.0060.00916.06
7.3.90.0040.00916.41
7.3.80.0070.00716.32
7.3.70.0030.01016.40
7.3.60.0070.00716.44
7.3.50.0060.00916.53
7.3.40.0130.00316.55
7.3.30.0040.01116.46
7.3.20.0100.01316.56
7.3.10.0090.01216.54
7.3.00.0090.00616.43

preferences:
15.87 ms | 403 KiB | 5 Q