3v4l.org

run code in 300+ PHP versions simultaneously
<?php $time1 = microtime(true); for ($i=0; $i<10000; $i++) { $pathName = '/home/local/core/theme/foo//var/foo///bar//foobar/dakfjdsd.dfdjk'; $pathName = preg_replace('/\/+/', '/', $pathName); } $time2 = microtime(true); for ($i=0; $i<10000; $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)
7.4.10.0030.03814.82
7.4.00.0100.03314.87
7.3.130.0100.02314.95
7.3.120.0100.01914.59
7.3.110.0030.03814.87
7.3.100.0070.02614.82
7.3.90.0000.02615.34
7.3.80.0100.02315.25
7.3.70.0110.02115.08
7.3.60.0060.02514.80
7.3.50.0000.02415.14
7.3.40.0000.02915.02
7.3.30.0070.02515.09
7.3.20.0090.02516.91
7.3.10.0030.02516.84
7.3.00.0060.02316.65
7.2.260.0030.03715.18
7.2.250.0100.02315.29
7.2.240.0030.02615.07
7.2.230.0000.03014.99
7.2.220.0060.02515.16
7.2.210.0000.02815.29
7.2.200.0060.02515.19
7.2.190.0070.02714.96
7.2.180.0070.02015.14
7.2.170.0000.02815.32
7.2.160.0030.03114.91
7.2.150.0000.02717.18
7.2.140.0000.03017.09
7.2.130.0100.02317.01
7.2.120.0000.03017.09
7.2.110.0140.01816.90
7.2.100.0030.02617.11
7.2.90.0030.02416.89
7.2.80.0060.02116.86
7.2.70.0030.03016.84
7.2.60.0030.02817.16
7.2.50.0060.02517.20
7.2.40.0060.02216.96
7.2.30.0000.02316.99
7.2.20.0100.02316.87
7.2.10.0030.02716.92
7.2.00.0050.02418.42
7.1.330.0000.03115.91
7.1.320.0070.03816.01
7.1.310.0070.02115.75
7.1.300.0030.02516.14
7.1.290.0070.02616.14
7.1.280.0000.02915.94
7.1.270.0030.02316.03
7.1.260.0000.03315.70
7.1.250.0070.02316.15
7.1.240.0040.03915.97
7.1.230.0030.02516.10
7.1.220.0100.02316.09
7.1.210.0060.02615.99
7.1.200.0040.02216.04
7.1.190.0100.02316.00
7.1.180.0040.02616.05
7.1.170.0060.02915.91
7.1.160.0000.02715.71
7.1.150.0030.03015.89
7.1.140.0030.02515.82
7.1.130.0000.02616.07
7.1.120.0060.02116.13
7.1.110.0030.02815.95
7.1.100.0120.02216.06
7.1.90.0030.02216.08
7.1.80.0070.02716.20
7.1.70.0060.01616.72
7.1.60.0050.02817.74
7.1.50.0100.02116.69
7.1.40.0030.02615.79
7.1.30.0060.02716.00
7.1.20.0030.03016.05
7.1.10.0000.02815.98
7.1.00.0060.03919.13
7.0.330.0070.02815.47
7.0.320.0030.03015.38
7.0.310.0070.02315.52
7.0.300.0030.03115.50
7.0.290.0030.02815.77
7.0.280.0070.02715.79
7.0.270.0030.03115.71
7.0.260.0040.02515.70
7.0.250.0000.03215.50
7.0.240.0000.03015.52
7.0.230.0030.02415.57
7.0.220.0070.02415.62
7.0.210.0100.02315.22
7.0.200.0050.02116.09
7.0.190.0030.02815.78
7.0.180.0000.03615.67
7.0.170.0070.03015.42
7.0.160.0100.02315.75
7.0.150.0100.01915.65
7.0.140.0020.05918.90
7.0.130.0060.02515.50
7.0.120.0070.03018.87
7.0.110.0070.02715.67
7.0.100.0100.03215.63
7.0.90.0030.02915.23
7.0.80.0000.03315.51
7.0.70.0000.03015.54
7.0.60.0070.04717.72
7.0.50.0060.04616.68
7.0.40.0080.06116.83
7.0.30.0180.04716.89
7.0.20.0200.05916.91
7.0.10.0070.06616.86
7.0.00.0080.06316.86
5.6.400.0030.03914.35
5.6.390.0100.05314.45
5.6.380.0040.04314.14
5.6.370.0100.04014.19
5.6.360.0070.04114.63
5.6.350.0030.04114.44
5.6.340.0130.03314.16
5.6.330.0070.04014.45
5.6.320.0000.04514.63
5.6.310.0070.03914.40
5.6.300.0060.03814.61
5.6.290.0100.03414.20
5.6.280.0080.06317.49
5.6.270.0100.03914.47
5.6.260.0030.03614.55
5.6.250.0030.04914.84
5.6.240.0070.03914.11
5.6.230.0000.04914.08
5.6.220.0070.05614.31
5.6.210.0100.06817.43
5.6.200.0050.06916.30
5.6.190.0030.07417.39
5.6.180.0320.06517.46
5.6.170.0250.06117.43
5.6.160.0080.05117.52
5.6.150.0070.06916.13
5.6.140.0050.06916.23
5.6.130.0070.05816.33
5.6.120.0070.07817.72
5.6.110.0120.07417.64
5.6.100.0070.07117.71
5.6.90.0000.05917.63
5.6.80.0050.05117.33
5.6.70.0070.03614.14
5.6.60.0070.03614.36
5.6.50.0000.04714.38
5.6.40.0030.04114.34
5.6.30.0040.03914.18
5.6.20.0030.04714.15
5.6.10.0040.04314.21
5.6.00.0100.03914.32
5.5.380.0060.03814.29
5.5.370.0070.03914.43
5.5.360.0000.04114.43
5.5.350.0030.07517.28
5.5.340.0030.07115.99
5.5.330.0020.05517.53
5.5.320.0110.05117.18
5.5.310.0100.05117.40
5.5.300.0030.05316.21
5.5.290.0080.05816.14
5.5.280.0080.08017.55
5.5.270.0060.04617.66
5.5.260.0050.07417.56
5.5.250.0020.05317.56
5.5.240.0120.06317.15
5.5.230.0100.03514.08
5.5.220.0030.03914.22
5.5.210.0000.04714.03
5.5.200.0100.03814.26
5.5.190.0030.04014.21
5.5.180.0000.04414.05
5.5.170.0100.03614.51
5.5.160.0000.04714.34
5.5.150.0030.04514.23
5.5.140.0030.04714.13
5.5.130.0100.03314.29
5.5.120.0070.03914.20
5.5.110.0030.04714.38
5.5.100.0060.03514.29
5.5.90.0100.03914.40
5.5.80.0090.04114.26
5.5.70.0000.04614.20
5.5.60.0000.04314.09
5.5.50.0100.03714.18
5.5.40.0000.04614.38
5.5.30.0070.03913.98
5.5.20.0100.03613.85
5.5.10.0000.05313.98
5.5.00.0030.04314.33
5.4.450.0100.06515.70
5.4.440.0100.07915.55
5.4.430.0030.07515.54
5.4.420.0030.05115.55
5.4.410.0030.07615.48
5.4.400.0080.07315.45
5.4.390.0030.04915.58
5.4.380.0050.06215.38
5.4.370.0030.07115.38
5.4.360.0080.05815.56
5.4.350.0080.05815.39
5.4.340.0070.07215.58
5.4.330.0060.04212.21
5.4.320.0070.07015.69
5.4.310.0070.06815.65
5.4.300.0120.06215.64
5.4.290.0050.06415.69
5.4.280.0070.05715.69
5.4.270.0020.07515.69
5.4.260.0050.05215.67
5.4.250.0100.06315.69
5.4.240.0070.07215.56
5.4.230.0020.07715.64
5.4.220.0050.07215.69
5.4.210.0050.05015.56
5.4.200.0030.07515.64
5.4.190.0100.06815.64
5.4.180.0120.06815.64
5.4.170.0000.07015.50
5.4.160.0030.07015.63
5.4.150.0050.05915.55
5.4.140.0020.06314.23
5.4.130.0030.06314.22
5.4.120.0070.07014.27
5.4.110.0050.04614.24
5.4.100.0030.07214.22
5.4.90.0080.05414.24
5.4.80.0030.07114.40
5.4.70.0080.05914.23
5.4.60.0000.05214.21
5.4.50.0020.05914.22
5.4.40.0150.06514.21
5.4.30.0030.06714.29
5.4.20.0100.06514.22
5.4.10.0060.04714.24
5.4.00.0100.06214.02
5.3.290.0030.05813.34
5.3.280.0070.07013.41
5.3.270.0070.07413.38
5.3.260.0070.07313.41
5.3.250.0050.05313.31
5.3.240.0050.06413.42
5.3.230.0070.07313.30
5.3.220.0060.06613.43
5.3.210.0050.05113.35
5.3.200.0020.07713.29
5.3.190.0050.07413.36
5.3.180.0060.05913.36
5.3.170.0020.07613.33
5.3.160.0050.07113.29
5.3.150.0050.07313.36
5.3.140.0050.06813.34
5.3.130.0070.05513.34
5.3.120.0050.07213.33
5.3.110.0080.07113.32
5.3.100.0100.06513.13
5.3.90.0030.07513.01
5.3.80.0080.04513.07
5.3.70.0020.07113.02
5.3.60.0050.04913.07
5.3.50.0050.05813.04
5.3.40.0070.06812.99
5.3.30.0020.05013.03
5.3.20.0070.04612.91
5.3.10.0070.04412.84
5.3.00.0030.04912.91
5.2.170.0070.09311.04
5.2.160.0100.08711.30
5.2.150.0030.06011.07
5.2.140.0030.07011.13
5.2.130.0000.05011.09
5.2.120.0100.05011.04
5.2.110.0030.04311.04
5.2.100.0030.05011.04
5.2.90.0030.04710.95
5.2.80.0000.05011.02
5.2.70.0030.04710.98
5.2.60.0000.04710.97
5.2.50.0030.06711.00
5.2.40.0100.05010.93
5.2.30.0030.09010.86
5.2.20.0000.05010.96
5.2.10.0030.04710.85
5.2.00.0000.04710.70
5.1.60.0000.04310.02
5.1.50.0030.0439.98
5.1.40.0000.0439.98
5.1.30.0000.05010.42
5.1.20.0000.04710.25
5.1.10.0030.04710.18
5.1.00.0030.04010.21
5.0.50.0100.0508.65
5.0.40.0000.0408.34
5.0.30.0000.0538.24
5.0.20.0070.0378.28
5.0.10.0000.0438.12
5.0.00.0000.0538.14
4.4.90.0000.0807.86
4.4.80.0000.0477.86
4.4.70.0000.0407.86
4.4.60.0000.0537.86
4.4.50.0000.0507.86
4.4.40.0030.0537.86
4.4.30.0030.0337.86
4.4.20.0000.0377.86
4.4.10.0000.0437.86
4.4.00.0130.0337.86
4.3.110.0030.0337.86
4.3.100.0030.0337.86
4.3.90.0000.0807.86
4.3.80.0000.0437.86
4.3.70.0000.0377.86
4.3.60.0000.0377.86
4.3.50.0000.0507.86
4.3.40.0030.0607.86
4.3.30.0030.0507.86
4.3.20.0000.0377.86
4.3.10.0000.0777.86
4.3.00.0030.0377.86

preferences:
38.33 ms | 401 KiB | 5 Q