3v4l.org

run code in 300+ PHP versions simultaneously
<?php $time1 = microtime(true); for ($i=0; $i<100000; $i++) { $pathName = '/home/local/core/theme/foo//var/foo///bar//foobar/dakfjdsd.dfdjk'; $pathName = preg_replace('/\/+/', '/', $pathName); } $time2 = microtime(true); for ($i=0; $i<100000; $i++) { $pathName = '/home/local/core/theme/foo//var/foo///bar//foobar/dakfjdsd.dfdjk'; $pathName = str_replace('///', '/', $pathName); $pathName = str_replace('//', '/', $pathName); } $time3 = microtime(true); var_dump(($time2-$time1)*1000, ($time3-$time2)*1000);

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)
7.4.10.0100.24615.07
7.4.00.0100.17014.91
7.3.130.0070.24515.16
7.3.120.0060.25014.91
7.3.110.0070.25314.79
7.3.100.0070.18115.03
7.3.90.0070.17115.13
7.3.80.0030.21214.87
7.3.70.0030.16514.91
7.3.60.0070.15014.95
7.3.50.0070.19714.81
7.3.40.0070.16614.56
7.3.30.0000.16414.99
7.3.20.0000.20416.79
7.3.10.0000.15416.88
7.3.00.0070.16016.77
7.2.260.0100.20815.13
7.2.250.0030.25315.08
7.2.240.0070.21114.97
7.2.230.0030.21215.24
7.2.220.0100.14915.01
7.2.210.0070.14515.18
7.2.200.0030.17615.38
7.2.190.0030.20914.93
7.2.180.0030.15915.21
7.2.170.0000.20315.33
7.2.160.0070.18815.16
7.2.150.0000.19317.23
7.2.140.0070.17917.05
7.2.130.0070.15616.91
7.2.120.0130.14417.09
7.2.110.0030.16816.87
7.2.100.0000.20017.04
7.2.90.0100.14716.95
7.2.80.0070.16617.14
7.2.70.0030.15716.92
7.2.60.0030.17017.07
7.2.50.0000.18516.97
7.2.40.0070.15117.07
7.2.30.0030.18017.16
7.2.20.0030.15316.81
7.2.10.0030.15016.80
7.2.00.0020.17618.18
7.1.330.0030.18015.83
7.1.320.0030.23115.98
7.1.310.0000.18615.81
7.1.300.0070.18015.78
7.1.290.0030.17816.00
7.1.280.0030.17516.03
7.1.270.0000.21915.96
7.1.260.0030.18016.08
7.1.250.0070.27416.22
7.1.240.0030.22015.86
7.1.230.0070.25116.08
7.1.220.0000.26115.84
7.1.210.0030.17515.97
7.1.200.0030.19015.65
7.1.190.0030.29615.93
7.1.180.0000.20515.82
7.1.170.0100.22215.66
7.1.160.0070.19216.04
7.1.150.0030.17316.04
7.1.140.0100.19615.96
7.1.130.0030.22515.96
7.1.120.0100.16815.96
7.1.110.0000.19715.74
7.1.100.0000.21316.05
7.1.90.0070.19416.00
7.1.80.0100.19816.01
7.1.70.0030.19216.56
7.1.60.0080.14017.55
7.1.50.0070.22816.58
7.1.40.0100.17315.57
7.1.30.0070.23116.03
7.1.20.0070.17315.96
7.1.10.0070.16715.97
7.1.00.0070.19419.11
7.0.330.0000.20015.62
7.0.320.0030.22015.20
7.0.310.0000.18415.39
7.0.300.0070.17215.45
7.0.290.0100.17115.62
7.0.280.0030.20915.55
7.0.270.0030.18815.56
7.0.260.0030.17715.70
7.0.250.0070.22415.64
7.0.240.0000.18315.55
7.0.230.0030.19115.60
7.0.220.0100.20215.52
7.0.210.0000.20115.29
7.0.200.0070.19516.34
7.0.190.0030.20715.64
7.0.180.0030.26615.30
7.0.170.0100.19015.72
7.0.160.0030.17915.63
7.0.150.0070.17615.64
7.0.140.0030.18118.76
7.0.130.0070.26115.40
7.0.120.0070.21615.38
7.0.110.0030.18515.40
7.0.100.0050.16417.82
7.0.90.0080.20217.86
7.0.80.0150.25717.75
7.0.70.0080.16617.66
7.0.60.0070.23317.63
7.0.50.0120.25217.93
7.0.40.0030.19016.91
7.0.30.0070.21816.78
7.0.20.0100.20016.86
7.0.10.0050.22416.77
7.0.00.0020.23016.76
5.6.400.0000.35114.31
5.6.390.0030.40014.46
5.6.380.0100.34114.73
5.6.370.0000.39014.04
5.6.360.0100.33914.47
5.6.350.0030.30914.57
5.6.340.0030.35014.57
5.6.330.0100.33814.64
5.6.320.0030.33714.53
5.6.310.0070.34014.44
5.6.300.0070.38314.54
5.6.290.0030.34013.97
5.6.280.0070.36217.54
5.6.270.0100.38114.70
5.6.260.0130.31413.98
5.6.250.0030.25917.57
5.6.240.0070.26417.49
5.6.230.0050.30017.58
5.6.220.0070.30517.53
5.6.210.0020.29517.47
5.6.200.0100.34117.59
5.6.190.0070.30417.69
5.6.180.0070.33617.61
5.6.170.0080.29717.52
5.6.160.0050.34117.52
5.6.150.0030.28917.74
5.6.140.0050.32217.78
5.6.130.0080.37017.61
5.6.120.0050.35917.66
5.6.110.0120.25817.66
5.6.100.0020.30217.73
5.6.90.0050.33817.58
5.6.80.0020.30817.29
5.6.70.0080.31617.30
5.6.60.0100.30517.46
5.6.50.0050.33217.37
5.6.40.0070.27817.19
5.6.30.0120.31117.35
5.6.20.0080.30417.29
5.6.10.0070.29017.26
5.6.00.0080.28517.26
5.5.380.0120.31917.19
5.5.370.0050.35417.35
5.5.360.0030.30117.23
5.5.350.0030.28417.31
5.5.340.0130.32017.57
5.5.330.0070.34617.56
5.5.320.0020.31317.46
5.5.310.0080.30717.67
5.5.300.0080.28417.58
5.5.290.0030.37617.48
5.5.280.0070.33117.48
5.5.270.0000.33217.36
5.5.260.0070.30517.61
5.5.250.0070.37517.45
5.5.240.0170.24517.22
5.5.230.0050.27717.07
5.5.220.0100.30917.05
5.5.210.0070.35017.16
5.5.200.0070.30917.12
5.5.190.0030.33517.25
5.5.180.0100.33617.27
5.5.170.0030.30613.86
5.5.160.0080.31217.06
5.5.150.0050.34917.15
5.5.140.0050.34617.26
5.5.130.0050.28517.25
5.5.120.0050.29917.17
5.5.110.0030.33717.15
5.5.100.0080.33717.22
5.5.90.0030.37117.12
5.5.80.0080.33416.99
5.5.70.0120.30317.30
5.5.60.0030.29517.04
5.5.50.0050.36517.21
5.5.40.0080.31817.24
5.5.30.0020.29417.18
5.5.20.0080.36117.20
5.5.10.0050.29517.22
5.5.00.0170.27417.06
5.4.450.0050.30716.16
5.4.440.0030.34616.37
5.4.430.0020.27516.31
5.4.420.0030.31616.17
5.4.410.0070.29516.18
5.4.400.0070.29416.12
5.4.390.0050.33716.00
5.4.380.0120.27416.16
5.4.370.0050.33216.04
5.4.360.0050.30016.16
5.4.350.0030.36216.05
5.4.340.0100.31616.16
5.4.330.0000.31913.18
5.4.320.0050.38715.98
5.4.310.0070.31716.12
5.4.300.0050.34016.15
5.4.290.0070.28816.13
5.4.280.0000.30916.14
5.4.270.0070.35516.00
5.4.260.0030.34616.10
5.4.250.0050.31916.11
5.4.240.0030.31416.20
5.4.230.0020.30216.07
5.4.220.0030.29216.14
5.4.210.0080.34416.06
5.4.200.0050.32116.10
5.4.190.0120.32216.07
5.4.180.0030.32616.06
5.4.170.0070.32816.08
5.4.160.0050.30016.03
5.4.150.0050.29715.97
5.4.140.0030.28814.72
5.4.130.0070.33714.73
5.4.120.0020.30414.77
5.4.110.0020.35814.79
5.4.100.0020.32914.78
5.4.90.0050.32114.78
5.4.80.0050.37614.69
5.4.70.0070.33114.70
5.4.60.0000.28414.73
5.4.50.0030.33214.71
5.4.40.0030.31814.82
5.4.30.0030.31914.74
5.4.20.0050.30014.69
5.4.10.0050.27214.66
5.4.00.0020.31214.46
5.3.290.0030.34613.93
5.3.280.0020.34113.89
5.3.270.0020.35613.87
5.3.260.0030.34113.89
5.3.250.0030.39613.87
5.3.240.0050.37213.82
5.3.230.0020.33113.88
5.3.220.0070.36013.87
5.3.210.0030.34313.84
5.3.200.0050.39713.87
5.3.190.0070.35513.86
5.3.180.0000.34713.86
5.3.170.0050.39413.78
5.3.160.0080.40013.87
5.3.150.0070.37013.78
5.3.140.0020.34013.84
5.3.130.0080.35113.85
5.3.120.0020.38513.78
5.3.110.0030.38613.86
5.3.100.0030.36313.60
5.3.90.0030.38313.57
5.3.80.0050.34813.54
5.3.70.0030.31813.58
5.3.60.0050.35113.52
5.3.50.0030.33513.53
5.3.40.0080.34313.56
5.3.30.0050.35213.52
5.3.20.0030.30813.43
5.3.10.0050.29813.41
5.3.00.0170.30413.40
5.2.170.0070.32312.14
5.2.160.0070.28712.14
5.2.150.0000.30712.14
5.2.140.0030.34012.14
5.2.130.0070.31012.14
5.2.120.0100.33712.14
5.2.110.0000.26712.14
5.2.100.0000.26712.14
5.2.90.0070.25312.14
5.2.80.0070.23012.14
5.2.70.0030.30312.14
5.2.60.0400.22012.14
5.2.50.0030.26312.14
5.2.40.0100.26312.14
5.2.30.0030.20712.14
5.2.20.0000.21012.14
5.2.10.0000.26012.14
5.2.00.0070.24312.14
5.1.60.0030.23312.14
5.1.50.0000.26312.14
5.1.40.0000.26312.14
5.1.30.0030.33712.14
5.1.20.0030.25012.14
5.1.10.0070.27312.14
5.1.00.0070.31312.14
5.0.50.0000.35012.14
5.0.40.0070.36712.14
5.0.30.0000.34312.14
5.0.20.0030.36012.14
5.0.10.0030.33712.14
5.0.00.0000.25012.14
4.4.90.0000.35712.14
4.4.80.0000.29712.14
4.4.70.0000.24712.14
4.4.60.0030.24712.14
4.4.50.0000.24012.14
4.4.40.0470.27012.14
4.4.30.0000.31312.14
4.4.20.0000.34012.14
4.4.10.0000.34012.14
4.4.00.0000.35012.14
4.3.110.0000.36012.14
4.3.100.0070.34012.14
4.3.90.0000.30312.14
4.3.80.0030.40012.14
4.3.70.0000.32012.14
4.3.60.0000.29012.14
4.3.50.0070.34012.14
4.3.40.0000.37312.14
4.3.30.0000.37312.14
4.3.20.0030.34712.14
4.3.10.0030.33012.14
4.3.00.0000.26012.14

preferences:
40.82 ms | 401 KiB | 5 Q