3v4l.org

run code in 300+ PHP versions simultaneously
<?php $body = "something use Modules\Cms\Classes\Content; use Modules\Cms\Classes\Theme; use Modules\System\Classes\ApplicationException; use Modules\Cms\Classes\Router; class ... "; echo chr(92); $namespaces = array(); //preg_match_all('/(use\s+[a-z0-9_\\\]+;\n?)/mi', $body, $namespaces); echo preg_replace('/(use\s+[a-z0-9_\\\]+;\n+)/mi', '', $body); //print_r($namespaces);

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)
8.3.60.0120.00818.43
8.3.50.0170.00422.17
8.3.40.0120.00318.79
8.3.30.0070.00718.67
8.3.20.0100.01020.16
8.3.10.0080.00023.52
8.3.00.0030.00620.77
8.2.180.0090.01216.63
8.2.170.0120.00622.96
8.2.160.0070.00720.47
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0100.01026.16
8.2.120.0040.00419.49
8.2.110.0030.00622.43
8.2.100.0090.00317.91
8.2.90.0040.00419.22
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0040.00417.79
8.2.50.0000.00818.07
8.2.40.0030.00520.01
8.2.30.0030.00618.14
8.2.20.0040.00417.70
8.2.10.0030.00517.89
8.2.00.0040.00417.76
8.1.280.0120.00925.92
8.1.270.0030.00623.84
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0090.00021.98
8.1.230.0110.00019.09
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0040.00417.35
8.1.180.0000.00818.10
8.1.170.0030.00518.66
8.1.160.0040.00421.97
8.1.150.0070.00018.63
8.1.140.0000.00717.37
8.1.130.0070.00019.65
8.1.120.0070.00017.53
8.1.110.0020.00517.44
8.1.100.0070.00017.58
8.1.90.0000.00717.56
8.1.80.0070.00017.56
8.1.70.0030.00317.49
8.1.60.0000.00817.67
8.1.50.0050.00317.66
8.1.40.0000.00817.50
8.1.30.0080.00017.66
8.1.20.0040.00417.72
8.1.10.0000.00717.71
8.1.00.0000.00817.43
8.0.300.0040.00418.77
8.0.290.0020.00517.18
8.0.280.0000.00718.46
8.0.270.0040.00417.18
8.0.260.0060.00017.27
8.0.250.0050.00316.98
8.0.240.0030.00316.95
8.0.230.0030.00316.97
8.0.220.0030.00316.90
8.0.210.0000.00716.87
8.0.200.0000.00617.04
8.0.190.0030.00617.00
8.0.180.0000.00717.00
8.0.170.0090.00017.02
8.0.160.0080.00017.00
8.0.150.0080.00016.89
8.0.140.0050.00216.86
8.0.130.0060.00013.46
8.0.120.0040.00416.96
8.0.110.0020.00516.82
8.0.100.0040.00416.85
8.0.90.0040.00416.95
8.0.80.0090.01216.88
8.0.70.0000.00816.97
8.0.60.0000.00816.75
8.0.50.0000.00816.76
8.0.30.0070.01217.17
8.0.20.0100.01117.40
8.0.10.0000.00716.91
8.0.00.0090.00916.96
7.4.330.0030.00315.13
7.4.320.0060.00016.74
7.4.300.0060.00016.71
7.4.290.0060.00316.71
7.4.280.0040.00416.71
7.4.270.0040.00416.58
7.4.260.0040.00416.61
7.4.250.0040.00416.52
7.4.240.0020.00616.70
7.4.230.0030.00316.82
7.4.220.0100.01616.68
7.4.210.0070.00716.68
7.4.200.0030.00316.63
7.4.160.0120.00316.56
7.4.150.0060.01317.40
7.4.140.0110.00617.86
7.4.130.0130.00416.68
7.4.120.0100.00716.66
7.4.110.0060.01216.57
7.4.100.0000.01716.84
7.4.90.0090.00916.68
7.4.80.0100.00919.39
7.4.70.0030.01316.48
7.4.60.0120.00616.54
7.4.50.0000.00816.50
7.4.40.0150.00816.72
7.4.30.0090.00616.50
7.4.00.0070.01015.02
7.3.330.0070.00013.17
7.3.320.0060.00013.18
7.3.310.0030.00316.42
7.3.300.0000.00616.27
7.3.290.0030.01016.27
7.3.280.0050.01316.28
7.3.270.0090.00917.40
7.3.260.0160.00416.54
7.3.250.0120.00616.46
7.3.240.0070.01316.46
7.3.230.0170.00016.54
7.3.210.0150.00316.50
7.3.200.0040.01419.39
7.3.190.0070.01016.33
7.3.180.0100.01016.59
7.3.170.0030.01216.59
7.3.160.0050.01116.64
7.3.120.0070.00714.52
7.2.330.0030.01316.50
7.2.320.0070.01016.49
7.2.310.0090.00916.75
7.2.300.0180.00416.41
7.2.290.0070.01716.60
7.2.60.0090.00616.94
7.1.200.0110.00315.74
7.1.70.0080.00617.28
7.1.60.0030.02019.70
7.1.50.0130.01017.09
7.1.00.0070.07322.30
7.0.200.0040.00416.89
7.0.140.0000.07321.99
7.0.100.0530.08019.90
7.0.90.0500.08020.02
7.0.80.0530.08019.84
7.0.70.0570.07319.91
7.0.60.0600.07319.96
7.0.50.0570.04020.19
7.0.40.0100.08720.12
7.0.30.0000.09020.13
7.0.20.0070.08020.04
7.0.10.0100.07320.18
7.0.00.0130.07720.14
5.6.280.0100.06721.06
5.6.250.0200.06720.57
5.6.240.0100.08020.54
5.6.230.0170.07020.68
5.6.220.0100.08020.52
5.6.210.0000.09020.66
5.6.200.0170.07721.08
5.6.190.0100.08020.95
5.6.180.0270.06021.02
5.6.170.0170.07321.07
5.6.160.0170.07021.05
5.6.150.0070.08021.10
5.6.140.0200.06721.05
5.6.130.0070.07321.03
5.6.120.0100.04721.02
5.6.110.0130.07721.07
5.6.100.0030.08321.03
5.6.90.0070.06021.02
5.6.80.0070.06020.41
5.6.70.0070.07320.45
5.6.60.0030.08720.32
5.6.50.0130.06720.42
5.6.40.0130.07320.29
5.6.30.0170.06320.42
5.6.20.0070.08020.35
5.6.10.0170.07320.30
5.6.00.0030.05020.47
5.5.380.0070.08720.38
5.5.370.0070.07020.41
5.5.360.0030.08720.34
5.5.350.0100.07720.40
5.5.340.0000.09020.87
5.5.330.0100.08320.87
5.5.320.0170.07320.77
5.5.310.0230.06720.88
5.5.300.0130.07720.92
5.5.290.0070.05020.72
5.5.280.0030.05320.80
5.5.270.0130.04320.84
5.5.260.0100.04020.71
5.5.250.0100.07320.58
5.5.240.0070.06720.18
5.5.230.0230.06720.14
5.5.220.0170.07020.10
5.5.210.0070.07020.26
5.5.200.0030.07720.21
5.5.190.0100.07720.25
5.5.180.0070.07320.27
5.5.160.0070.07720.10
5.5.150.0130.06720.14
5.5.140.0100.07320.21
5.5.130.0130.07020.25
5.5.120.0030.08720.14
5.5.110.0100.07320.11
5.5.100.0030.08319.95
5.5.90.0100.07020.10
5.5.80.0070.07720.11
5.5.70.0030.08320.08
5.5.60.0070.07720.02
5.5.50.0230.06320.06
5.5.40.0100.07020.11
5.5.30.0070.07020.07
5.5.20.0130.07320.14
5.5.10.0130.06720.11
5.5.00.0070.08020.12
5.4.450.0100.04319.40
5.4.440.0070.07019.38
5.4.430.0000.05319.39
5.4.420.0030.08019.38
5.4.410.0100.03019.32
5.4.400.0070.06318.82
5.4.390.0100.07719.12
5.4.380.0130.07319.03
5.4.370.0170.06719.07
5.4.360.0170.07319.06
5.4.350.0130.06318.96
5.4.340.0000.08719.06
5.4.320.0200.06719.12
5.4.310.0200.06018.95
5.4.300.0070.05319.09
5.4.290.0100.07019.12
5.4.280.0100.04718.90
5.4.270.0000.08319.24
5.4.260.0100.06719.06
5.4.250.0100.06719.11
5.4.240.0070.07319.05
5.4.230.0100.06719.14
5.4.220.0100.07719.14
5.4.210.0030.04318.81
5.4.200.0000.04019.22
5.4.190.0030.04718.95
5.4.180.0030.08318.82
5.4.170.0100.07319.07
5.4.160.0030.08318.76
5.4.150.0030.08018.95
5.4.140.0070.07016.35
5.4.130.0100.06716.28
5.4.120.0030.07016.12
5.4.110.0070.07016.43
5.4.100.0000.08016.31
5.4.90.0070.06716.31
5.4.80.0100.06716.32
5.4.70.0100.07716.32
5.4.60.0100.06716.28
5.4.50.0130.03716.18
5.4.40.0030.07316.34
5.4.30.0100.06716.33
5.4.20.0070.07716.31
5.4.10.0100.06316.39
5.4.00.0070.07015.79
5.3.290.0100.07714.60
5.3.280.0130.03714.41
5.3.270.0100.05014.59
5.3.260.0130.06714.57
5.3.250.0070.07014.59
5.3.240.0100.06714.46
5.3.230.0300.04314.56
5.3.220.0030.06714.57
5.3.210.0070.07014.55
5.3.200.0030.06314.53
5.3.190.0070.07314.42
5.3.180.0170.06014.43
5.3.170.0100.07014.50
5.3.160.0030.04714.38
5.3.150.0070.07014.40
5.3.140.0100.07314.54
5.3.130.0000.08314.41
5.3.120.0070.07314.51
5.3.110.0000.06314.55
5.3.100.0130.06314.00
5.3.90.0170.05713.88
5.3.80.0070.08013.95
5.3.70.0000.07314.01
5.3.60.0100.04313.99
5.3.50.0070.07313.92
5.3.40.0070.07013.92
5.3.30.0130.06713.89
5.3.20.0070.07313.60
5.3.10.0130.07013.64
5.3.00.0070.07013.49
5.2.170.0100.05711.43
5.2.160.0070.06311.43
5.2.150.0070.06311.43
5.2.140.0030.06711.43
5.2.130.0070.05711.43
5.2.120.0030.06011.43
5.2.110.0170.05311.43
5.2.100.0030.06711.43
5.2.90.0030.06011.43
5.2.80.0030.03711.43
5.2.70.0070.03311.43
5.2.60.0000.04011.43
5.2.50.0030.06011.43
5.2.40.0030.06011.43
5.2.30.0030.05711.43
5.2.20.0100.05311.43
5.2.10.0000.06711.43
5.2.00.0030.04011.43
5.1.60.0030.05311.43
5.1.50.0070.03011.43
5.1.40.0070.04311.43
5.1.30.0000.05311.43
5.1.20.0030.05711.43
5.1.10.0000.04711.43
5.1.00.0030.05711.43
5.0.50.0070.05311.43
5.0.40.0030.02311.43
5.0.30.0000.05711.43
5.0.20.0000.04311.43
5.0.10.0000.04311.43
5.0.00.0000.06711.43
4.4.90.0000.03311.43
4.4.80.0030.03311.43
4.4.70.0000.02311.43
4.4.60.0070.03311.43
4.4.50.0000.03711.43
4.4.40.0000.04711.43
4.4.30.0000.02711.43
4.4.20.0030.01711.43
4.4.10.0000.03711.43
4.4.00.0070.05311.43
4.3.110.0070.01711.43
4.3.100.0030.03011.43
4.3.90.0000.03711.43
4.3.80.0030.05311.43
4.3.70.0000.02011.43
4.3.60.0030.03311.43
4.3.50.0000.03711.43
4.3.40.0070.04711.43
4.3.30.0030.03311.43
4.3.20.0100.02711.43
4.3.10.0030.02311.43
4.3.00.0030.03011.43

preferences:
43.31 ms | 400 KiB | 5 Q