3v4l.org

run code in 300+ PHP versions simultaneously
<?php $classes = str_repeat('dum-class ', 100000); $text = '<div><p class="' . $classes . '">Not a url.</p></div>'; $pcre_backtrack_limit = ini_get('pcre.backtrack_limit'); ini_set('pcre.backtrack_limit', 1); $chunks = preg_split('/(<.+?>)/is', $text, -1, PREG_SPLIT_DELIM_CAPTURE); $preg_last_error = preg_last_error(); var_dump($preg_last_error); var_dump($preg_last_error === PREG_BACKTRACK_LIMIT_ERROR); ini_set('pcre.backtrack_limit', $pcre_backtrack_limit);

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)
8.4.130.0120.00819.85
8.4.120.0150.00822.44
8.4.110.0080.00824.31
8.4.100.0120.01219.59
8.4.90.0180.00620.21
8.4.80.0100.00621.54
8.4.70.0110.01319.77
8.4.60.0110.01022.68
8.4.50.0130.00821.58
8.4.40.0170.00719.85
8.4.30.0110.01122.41
8.4.20.0060.01521.56
8.4.10.0060.00319.58
8.3.260.0140.00518.66
8.3.250.0110.00920.76
8.3.240.0100.00318.62
8.3.230.0160.00518.36
8.3.220.0080.00521.03
8.3.210.0110.01118.76
8.3.200.0110.01118.32
8.3.190.0070.00319.05
8.3.180.0090.00518.67
8.3.170.0130.00720.96
8.3.160.0120.00918.60
8.3.150.0110.01120.73
8.3.140.0040.00718.31
8.3.130.0040.01919.07
8.3.120.0140.00720.79
8.3.110.0170.00720.94
8.3.100.0130.01024.06
8.3.90.0100.01026.77
8.3.80.0070.00318.75
8.3.70.0120.00618.63
8.3.60.0170.00020.17
8.3.50.0130.00322.17
8.3.40.0130.00722.27
8.3.30.0060.01220.85
8.3.20.0060.00324.18
8.3.10.0060.00325.51
8.3.00.0030.00626.16
8.2.290.0160.00522.08
8.2.280.0060.00520.42
8.2.270.0170.00418.87
8.2.260.0090.00022.45
8.2.250.0070.00318.61
8.2.240.0030.00719.00
8.2.230.0030.00722.58
8.2.220.0110.00737.54
8.2.210.0170.00326.77
8.2.200.0030.00718.38
8.2.190.0100.01418.50
8.2.180.0090.00625.92
8.2.170.0100.00720.78
8.2.160.0140.01022.96
8.2.150.0030.00625.66
8.2.140.0090.00024.66
8.2.130.0050.00526.16
8.2.120.0040.00426.16
8.2.110.0070.00322.89
8.2.100.0030.01019.91
8.2.90.0000.00821.22
8.2.80.0000.00819.63
8.2.70.0030.00619.61
8.2.60.0030.00619.93
8.2.50.0100.00319.88
8.2.40.0030.00719.88
8.2.30.0000.00919.87
8.2.20.0050.00322.37
8.2.10.0090.00019.50
8.2.00.0000.00821.25
8.1.330.0120.00823.66
8.1.320.0100.01418.05
8.1.310.0110.01119.59
8.1.300.0030.00718.21
8.1.290.0060.00320.28
8.1.280.0060.00925.92
8.1.270.0060.00324.25
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0050.00525.90
8.1.230.0060.00619.82
8.1.220.0030.00619.65
8.1.210.0030.00619.36
8.1.200.0030.00619.35
8.1.190.0030.00619.36
8.1.180.0060.00319.35
8.1.170.0070.00320.64
8.1.160.0030.00520.96
8.1.150.0000.00820.50
8.1.140.0000.00819.41
8.1.130.0050.00220.82
8.1.120.0080.00019.19
8.1.110.0080.00019.17
8.1.100.0040.00419.09
8.1.90.0040.00419.26
8.1.80.0060.00319.12
8.1.70.0030.00619.05
8.1.60.0090.00019.32
8.1.50.0000.00819.23
8.1.40.0100.00319.26
8.1.30.0030.00719.23
8.1.20.0220.00719.23
8.1.10.0270.00019.29
8.1.00.0150.01119.23
8.0.300.0040.00418.85
8.0.290.0050.00318.93
8.0.280.0030.00620.17
8.0.270.0080.00018.57
8.0.260.0040.00420.16
8.0.250.0040.00418.53
8.0.240.0040.00418.61
8.0.230.0040.00418.57
8.0.220.0040.00418.43
8.0.210.0000.00818.46
8.0.200.0070.00418.52
8.0.190.0040.00418.61
8.0.180.0040.00418.48
8.0.170.0070.00318.55
8.0.160.0230.00418.20
8.0.150.0210.00418.32
8.0.140.0200.00318.50
8.0.130.0190.00318.52
8.0.120.0130.00418.48
8.0.110.0070.00718.50
8.0.100.0050.01018.51
8.0.90.0110.00518.43
8.0.80.0120.00318.46
8.0.70.0140.00418.38
8.0.60.0070.00718.46
8.0.50.0040.01118.34
8.0.30.0040.01118.41
8.0.20.0130.00018.55
8.0.10.0080.00818.54
7.4.330.0030.00315.55
7.4.320.0030.00317.99
7.4.300.0030.00317.98
7.4.290.0080.00017.98
7.4.280.0070.00718.00
7.4.270.0080.01117.98
7.4.260.0040.01818.13
7.4.250.0090.00518.13
7.4.240.0100.00317.93
7.4.230.0080.00817.54
7.4.220.0060.00818.01
7.4.210.0160.00318.16
7.4.200.0070.00718.06
7.4.190.0080.00617.95
7.4.180.0110.00318.10
7.4.160.0080.00818.24
7.4.150.0080.00918.04
7.4.140.0190.00417.94
7.4.130.0150.00017.94
7.4.120.0130.00618.10
7.4.110.0210.00017.93
7.4.100.0160.01018.05
7.4.90.0260.00017.98
7.4.80.0180.00618.09
7.4.70.0240.00318.05
7.4.60.0160.00618.10
7.4.50.0170.00718.00
7.4.40.0250.00318.03
7.4.30.0230.00317.82
7.4.20.0110.00817.48
7.4.10.0070.00717.87
7.4.00.0090.00817.96

preferences:
130.89 ms | 403 KiB | 5 Q