3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'a{ra:calc(*(la)100%);font-s'; $string_regex = '((?<!\\\\)(?:\\\\\\\\)*(\'|")(?:.*?[^\\\\])??(?:\\\\\\\\)*\\2)'; $comment_regex = '(\\/\\*(?:(?!\\*\\/).)*\\*\\/)'; $url_regex = '(?<=:| |,|\\(|\\))(url)\\s*(\\()\\s*((?:[^()]+|(?2))*?)\\s*(\\))'; $calc_regex = '(?<=:| |,|\\(|\\))(calc)\\s*(\\()\\s*((?:[^()]+|(?2))*?)\\s*(\\))'; $string = preg_match('/'.$string_regex.'|'.$comment_regex.'|'.$url_regex.'|'.$calc_regex.'/si', $string, $matches);

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)
8.3.60.0090.00616.49
8.3.50.0120.00722.13
8.3.40.0090.00918.84
8.3.30.0070.00719.14
8.3.20.0000.00820.30
8.3.10.0030.00723.70
8.3.00.0030.00619.06
8.2.180.0090.00618.29
8.2.170.0150.00622.96
8.2.160.0070.01020.49
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0050.00220.35
8.2.110.0030.00622.37
8.2.100.0040.00817.84
8.2.90.0000.00819.13
8.2.80.0090.00017.97
8.2.70.0040.00417.75
8.2.60.0000.00817.92
8.2.50.0030.00518.07
8.2.40.0050.00320.07
8.2.30.0000.00718.36
8.2.20.0000.00817.81
8.2.10.0020.00518.07
8.2.00.0000.00817.84
8.1.280.0100.00325.92
8.1.270.0080.00022.22
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0030.00623.83
8.1.230.0070.00719.09
8.1.220.0000.00817.89
8.1.210.0080.00018.77
8.1.200.0030.00617.38
8.1.190.0040.00417.38
8.1.180.0080.00019.26
8.1.170.0050.00318.84
8.1.160.0000.00722.07
8.1.150.0040.00418.86
8.1.140.0070.00017.63
8.1.130.0000.00717.89
8.1.120.0000.00717.64
8.1.110.0060.00617.55
8.1.100.0040.00417.64
8.1.90.0060.00317.64
8.1.80.0040.00417.63
8.1.70.0080.00017.61
8.1.60.0030.00617.73
8.1.50.0050.00317.68
8.1.40.0040.00417.61
8.1.30.0030.00517.77
8.1.20.0040.00417.69
8.1.10.0040.00417.68
8.1.00.0090.00017.51
8.0.300.0040.00418.80
8.0.290.0000.00817.30
8.0.280.0000.00818.41
8.0.270.0050.00217.36
8.0.260.0070.00017.27
8.0.250.0000.00717.06
8.0.240.0000.00817.14
8.0.230.0030.00317.17
8.0.220.0040.00417.03
8.0.210.0070.00017.08
8.0.200.0000.00717.10
8.0.190.0040.00417.12
8.0.180.0000.00716.99
8.0.170.0070.00317.14
8.0.160.0000.00817.16
8.0.150.0080.00017.02
8.0.140.0000.00816.92
8.0.130.0030.00313.39
8.0.120.0030.00617.05
8.0.110.0050.00217.12
8.0.100.0000.00816.97
8.0.90.0040.00417.14
8.0.80.0080.00716.96
8.0.70.0000.00816.97
8.0.60.0040.00417.14
8.0.50.0030.00617.11
8.0.30.0080.01317.17
8.0.20.0110.00917.40
8.0.10.0040.00417.13
8.0.00.0100.01216.90
7.4.330.0000.00615.09
7.4.320.0000.00816.75
7.4.300.0060.00016.84
7.4.290.0000.00816.78
7.4.280.0040.00416.84
7.4.270.0080.00016.77
7.4.260.0050.00516.72
7.4.250.0040.00416.83
7.4.240.0000.00716.82
7.4.230.0000.00716.45
7.4.220.0150.00316.77
7.4.210.0080.00916.80
7.4.200.0080.00016.75
7.4.190.0070.00016.93
7.4.160.0060.01116.63
7.4.150.0040.01417.40
7.4.140.0110.01117.86
7.4.130.0090.00916.55
7.4.120.0070.01016.77
7.4.110.0030.01316.74
7.4.100.0150.00716.71
7.4.90.0060.01216.90
7.4.80.0130.00919.39
7.4.70.0080.01116.79
7.4.60.0180.00016.68
7.4.50.0020.00216.76
7.4.40.0090.01316.54
7.4.30.0100.00616.88
7.4.00.0110.00415.17
7.3.330.0030.00313.24
7.3.320.0000.00613.16
7.3.310.0040.00416.51
7.3.300.0030.00416.40
7.3.290.0090.00616.41
7.3.280.0050.01116.44
7.3.270.0180.00517.40
7.3.260.0130.00316.48
7.3.250.0110.00916.47
7.3.240.0090.00616.44
7.3.230.0120.00616.70
7.3.210.0170.02416.75
7.3.200.0040.01319.39
7.3.190.0100.01416.54
7.3.180.0120.00316.61
7.3.170.0030.01316.84
7.3.160.0170.00316.71
7.3.120.0130.00314.80
7.2.330.0040.01416.52
7.2.320.0110.00516.92
7.2.310.0150.00616.59
7.2.300.0000.01616.88
7.2.290.0060.01516.57
7.2.00.0030.00919.51
7.1.100.0030.01018.43
7.1.70.0030.00617.18
7.1.60.0090.01519.46
7.1.50.0130.01317.25
7.1.00.0070.08722.40
7.0.200.0050.00317.09
7.0.140.0000.07022.01
7.0.100.0000.05319.96
7.0.90.0070.04720.04
7.0.80.0000.04320.01
7.0.70.0000.04320.02
7.0.60.0070.03719.99
7.0.50.0030.05020.25
7.0.40.0030.06020.14
7.0.30.0000.09020.05
7.0.20.0170.07320.07
7.0.10.0130.07320.08
7.0.00.0070.05020.14
5.6.280.0000.07720.85
5.6.250.0170.03020.61
5.6.240.0000.04720.59
5.6.230.0070.03320.56
5.6.220.0030.03320.68
5.6.210.0100.03020.64
5.6.200.0070.04021.03
5.6.190.0070.06321.03
5.6.180.0100.08021.01
5.6.170.0130.07720.98
5.6.160.0100.06721.04
5.6.150.0030.04321.02
5.6.140.0000.04020.99
5.6.130.0030.08721.04
5.6.120.0030.08321.06
5.6.110.0070.06721.09
5.6.100.0070.08320.90
5.6.90.0070.06721.02
5.6.80.0100.07320.42
5.6.70.0030.05320.43
5.6.60.0130.07320.31
5.6.50.0170.06720.39
5.6.40.0100.07720.41
5.6.30.0000.04320.33
5.6.20.0030.08320.48
5.6.10.0100.04020.42
5.6.00.0000.05320.47
5.5.380.0030.04320.49
5.5.370.0070.03720.39
5.5.360.0000.04720.40
5.5.350.0030.04020.30
5.5.340.0030.08020.88
5.5.330.0100.05320.92
5.5.320.0100.05020.92
5.5.310.0030.04720.88
5.5.300.0070.07320.77
5.5.290.0030.06020.73
5.5.280.0130.03020.87
5.5.270.0000.08720.62
5.5.260.0030.05720.88
5.5.250.0100.05020.54
5.5.240.0170.07320.30
5.5.230.0100.06020.26
5.5.220.0130.07020.24
5.5.210.0000.06020.11
5.5.200.0100.08020.13
5.5.190.0130.06720.25
5.5.180.0000.07320.23
5.5.160.0030.06320.03
5.5.150.0100.06720.14
5.5.140.0030.06020.14
5.5.130.0030.07720.16
5.5.120.0100.04020.14
5.5.110.0100.04020.20
5.5.100.0030.05320.07
5.5.90.0100.07020.15
5.5.80.0030.05720.14
5.5.70.0030.08020.05
5.5.60.0070.07720.07
5.5.50.0030.06320.15
5.5.40.0100.07320.05
5.5.30.0130.07020.07
5.5.20.0100.07319.98
5.5.10.0130.07020.02
5.5.00.0170.03720.02
5.4.450.0000.04319.40
5.4.440.0070.05319.28
5.4.430.0030.05019.13
5.4.420.0030.04019.55
5.4.410.0000.04319.16
5.4.400.0170.05718.88
5.4.390.0070.07718.96
5.4.380.0030.05318.98
5.4.370.0000.08319.14
5.4.360.0030.08018.80
5.4.350.0100.07318.83
5.4.340.0030.05019.03
5.4.320.0100.07719.03
5.4.310.0000.08019.14
5.4.300.0070.04018.80
5.4.290.0100.06719.12
5.4.280.0130.07319.11
5.4.270.0130.07019.23
5.4.260.0070.07019.02
5.4.250.0130.07019.04
5.4.240.0070.04319.04
5.4.230.0070.07019.11
5.4.220.0200.07019.12
5.4.210.0070.08019.01
5.4.200.0030.08319.09
5.4.190.0100.04019.11
5.4.180.0030.08318.93
5.4.170.0100.08018.97
5.4.160.0000.05319.00
5.4.150.0100.07019.02
5.4.140.0130.04716.29
5.4.130.0130.06016.26
5.4.120.0070.07016.34
5.4.110.0000.07016.32
5.4.100.0030.07016.17
5.4.90.0100.03716.30
5.4.80.0070.06016.43
5.4.70.0070.06716.41
5.4.60.0100.06716.42
5.4.50.0100.07316.35
5.4.40.0070.06716.37
5.4.30.0030.03316.39
5.4.20.0000.04316.33
5.4.10.0030.07016.32
5.4.00.0000.03715.82
5.3.290.0070.05314.63
5.3.280.0070.05014.45
5.3.270.0130.07314.61
5.3.260.0100.05714.56
5.3.250.0100.06314.61
5.3.240.0070.07014.59
5.3.230.0070.07714.54
5.3.220.0030.07314.43
5.3.210.0030.04714.42
5.3.200.0100.07014.42
5.3.190.0030.03714.43
5.3.180.0130.07314.50
5.3.170.0100.07014.57
5.3.160.0070.03014.54
5.3.150.0070.03014.40
5.3.140.0000.04714.50
5.3.130.0030.04014.51
5.3.120.0070.07714.51
5.3.110.0000.04314.53
5.3.100.0000.04013.91
5.3.90.0070.03313.95
5.3.80.0100.07314.00
5.3.70.0000.03713.97
5.3.60.0130.06713.99
5.3.50.0170.04013.93
5.3.40.0030.06313.92
5.3.30.0070.07713.90
5.3.20.0000.07313.65
5.3.10.0100.06313.51
5.3.00.0030.07013.64
5.2.170.0030.04312.32
5.2.160.0030.03312.32
5.2.150.0030.06012.32
5.2.140.0070.05012.32
5.2.130.0100.06012.32
5.2.120.0130.04012.32
5.2.110.0030.06312.32
5.2.100.0100.06312.32
5.2.90.0000.07012.32
5.2.80.0030.06312.32
5.2.70.0100.05312.32
5.2.60.0100.02712.32
5.2.50.0070.03012.32
5.2.40.0130.04712.32
5.2.30.0030.05012.32
5.2.20.0030.03012.32
5.2.10.0030.05712.32
5.2.00.0070.05712.32
5.1.60.0070.04712.32
5.1.50.0070.03012.32
5.1.40.0030.04712.32
5.1.30.0070.03312.32
5.1.20.0030.05012.32
5.1.10.0070.05012.32
5.1.00.0030.05712.32
5.0.50.0000.05012.32
5.0.40.0000.04312.32
5.0.30.0000.04712.32
5.0.20.0030.04312.32
5.0.10.0070.04012.32
5.0.00.0070.05712.32
4.4.90.0030.03312.32
4.4.80.0000.01712.32
4.4.70.0070.02012.32
4.4.60.0000.04012.32
4.4.50.0000.02712.32
4.4.40.0000.05312.32
4.4.30.0030.03712.32
4.4.20.0030.03312.32
4.4.10.0000.03712.32
4.4.00.0070.05012.32
4.3.110.0030.03712.32
4.3.100.0000.01712.32
4.3.90.0070.03012.32
4.3.80.0030.04312.32
4.3.70.0070.02712.32
4.3.60.0000.03712.32
4.3.50.0000.01712.32
4.3.40.0000.05012.32
4.3.30.0000.01712.32
4.3.20.0000.03312.32
4.3.10.0030.02312.32
4.3.00.0000.03312.32

preferences:
37.82 ms | 401 KiB | 5 Q