3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xml = ' <section> <paragraph>new article test</paragraph> <paragraph xmlns:tmp="http://ez.no/namespaces/ezpublish3/temporary/"> <literal>$nbsp: &amp;nbsp; $amp;nbsp: &amp;amp;nbsp: $amp;$nbsp: &amp;amp;&amp;nbsp; </literal> </paragraph> </section>'; $pattern = '(<paragraph[^>]*\>)((?<pre>.*)(?<nb>&amp;nbsp;)(?<post>.*))(<\/paragraph>)'; $newXml = preg_replace( $pattern, '-', $xml ); var_dump( $newXml );

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)
8.3.60.0140.00718.43
8.3.50.0090.00918.22
8.3.40.0060.00918.67
8.3.30.0030.01018.32
8.3.20.0040.00420.13
8.3.10.0050.00323.53
8.3.00.0080.00019.38
8.2.180.0090.00616.50
8.2.170.0040.01122.96
8.2.160.0030.01019.32
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00422.25
8.2.120.0040.00426.35
8.2.110.0090.00019.03
8.2.100.0000.01117.80
8.2.90.0040.00419.23
8.2.80.0030.00617.97
8.2.70.0050.00317.50
8.2.60.0040.00417.80
8.2.50.0000.00818.10
8.2.40.0000.00920.60
8.2.30.0000.00719.26
8.2.20.0040.00417.56
8.2.10.0000.00718.03
8.2.00.0040.00417.97
8.1.280.0140.00025.92
8.1.270.0040.00423.75
8.1.260.0000.00828.09
8.1.250.0040.00428.09
8.1.240.0060.00322.42
8.1.230.0000.01117.64
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0040.00417.23
8.1.190.0030.00617.23
8.1.180.0050.00318.10
8.1.170.0040.00418.56
8.1.160.0000.00722.18
8.1.150.0040.00420.51
8.1.140.0080.00019.55
8.1.130.0070.00017.54
8.1.120.0030.00317.38
8.1.110.0040.00417.41
8.1.100.0040.00417.36
8.1.90.0000.00817.35
8.1.80.0040.00417.40
8.1.70.0000.01017.31
8.1.60.0040.00417.41
8.1.50.0040.00417.47
8.1.40.0000.00817.35
8.1.30.0060.00317.62
8.1.20.0040.00417.52
8.1.10.0000.00817.46
8.1.00.0060.00317.36
8.0.300.0040.00418.77
8.0.290.0020.00516.63
8.0.280.0000.00718.38
8.0.270.0030.00317.18
8.0.260.0030.00617.08
8.0.250.0040.00416.93
8.0.240.0000.00716.88
8.0.230.0000.00716.95
8.0.220.0000.00716.93
8.0.210.0030.00516.84
8.0.200.0030.00316.95
8.0.190.0030.00516.89
8.0.180.0000.00816.91
8.0.170.0030.00516.95
8.0.160.0040.00416.79
8.0.150.0000.00716.83
8.0.140.0030.00316.87
8.0.130.0030.00313.32
8.0.120.0040.00416.88
8.0.110.0040.00416.93
8.0.100.0080.00016.90
8.0.90.0040.00416.94
8.0.80.0060.00916.93
8.0.70.0030.00516.83
8.0.60.0040.00416.77
8.0.50.0070.00016.77
8.0.30.0060.01116.92
8.0.20.0080.01117.40
8.0.10.0000.00717.10
8.0.00.0160.00616.63
7.4.330.0030.00315.08
7.4.320.0000.00616.57
7.4.300.0000.00616.43
7.4.290.0000.00816.43
7.4.280.0000.00816.52
7.4.270.0030.00316.53
7.4.260.0060.00316.53
7.4.250.0030.00316.47
7.4.240.0030.00316.57
7.4.230.0030.00316.27
7.4.220.0150.01216.55
7.4.210.0100.01016.52
7.4.200.0030.00316.33
7.4.160.0110.00516.40
7.4.150.0170.00317.40
7.4.140.0050.01417.86
7.4.130.0060.01316.32
7.4.120.0120.00516.45
7.4.110.0110.00816.47
7.4.100.0110.00616.33
7.4.90.0060.01216.34
7.4.80.0070.01019.39
7.4.70.0070.01016.47
7.4.60.0150.00616.34
7.4.50.0030.01016.21
7.4.40.0070.01016.26
7.4.30.0030.01316.37
7.4.00.0120.00314.98
7.3.330.0000.00512.90
7.3.320.0060.00013.05
7.3.310.0000.00716.13
7.3.300.0030.00316.28
7.3.290.0120.00516.14
7.3.280.0080.01016.19
7.3.270.0080.00817.40
7.3.260.0090.01216.28
7.3.250.0080.01116.32
7.3.240.0100.00816.23
7.3.230.0090.00916.39
7.3.210.0100.00716.27
7.3.200.0080.00816.16
7.3.190.0060.01016.29
7.3.180.0060.01116.43
7.3.170.0070.01416.23
7.3.160.0030.01216.16
7.3.120.0140.00314.69
7.3.110.0030.01314.92
7.3.100.0000.01014.66
7.3.90.0100.00714.65
7.3.80.0090.00614.42
7.3.70.0090.00014.80
7.3.60.0120.00314.58
7.3.50.0000.01314.50
7.3.40.0030.00914.55
7.3.30.0100.00714.71
7.3.20.0030.01416.33
7.3.10.0040.00816.61
7.3.00.0070.00716.53
7.2.330.0110.00716.59
7.2.320.0100.00716.63
7.2.310.0060.01116.45
7.2.300.0110.00616.30
7.2.290.0130.00616.54
7.2.240.0030.01614.75
7.2.230.0030.00714.70
7.2.220.0070.00715.06
7.2.210.0030.00714.71
7.2.200.0030.00715.04
7.2.190.0090.00914.89
7.2.180.0060.00314.77
7.2.170.0040.00814.91
7.2.160.0110.00614.90
7.2.150.0120.00617.00
7.2.140.0080.00316.94
7.2.130.0090.00016.85
7.2.120.0060.01316.77
7.2.110.0030.01016.84
7.2.100.0030.01216.51
7.2.90.0060.01216.82
7.2.80.0040.00816.88
7.2.70.0060.00616.90
7.2.60.0040.00916.94
7.2.50.0030.01116.83
7.2.40.0030.01016.66
7.2.30.0040.01216.64
7.2.20.0030.01316.62
7.2.10.0080.00416.92
7.2.00.0020.01117.93
7.1.330.0060.01215.74
7.1.320.0100.00715.84
7.1.310.0070.00715.76
7.1.300.0000.01415.79
7.1.290.0030.00715.75
7.1.280.0030.00715.74
7.1.270.0000.01615.68
7.1.260.0060.00315.70
7.1.250.0120.00315.65
7.1.200.0030.00915.66
7.1.100.0040.00718.23
7.1.70.0000.00817.19
7.1.60.0030.00917.07
7.1.00.0000.07722.33
7.0.200.0090.00616.27
7.0.80.0030.06319.97
7.0.70.0130.05720.01
7.0.60.0100.05719.96
7.0.50.0130.05720.47
7.0.40.0100.06020.37
7.0.30.0100.06020.36
7.0.20.0200.05320.39
7.0.10.0330.04320.44
7.0.00.0100.06020.33
5.6.230.0270.04720.68
5.6.220.0130.05720.61
5.6.210.0070.06320.55
5.6.200.0100.06321.02
5.6.190.0000.07021.09
5.6.180.0100.06021.10
5.6.170.0030.06321.06
5.6.160.0130.05321.09
5.6.150.0270.04721.16
5.6.140.0030.06721.05
5.6.130.0200.05321.08
5.6.120.0100.06321.07
5.6.110.0200.05321.07
5.6.100.0170.05321.06
5.6.90.0270.06721.05
5.6.80.0070.06320.47
5.6.70.0030.07320.39
5.6.60.0130.05020.36
5.6.50.0100.07320.46
5.6.40.0100.05720.44
5.6.30.0170.04720.42
5.6.20.0100.05720.43
5.6.10.0030.06720.55
5.6.00.0070.06020.51

preferences:
61.47 ms | 401 KiB | 5 Q