3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xmlstr = <<<XML <a> <bs> <b>1</b> <b>2</b> </bs> </a> XML; $xml = new SimpleXMLElement($xmlstr); echo count($xml->bs); // 1 ← echo count($xml->bs->b); // 2 $xmlstr2 = <<<XML <bs> <b>1</b> <b>2</b> </bs> XML; $xml2 = new SimpleXMLElement($xmlstr2); echo count($xml2); // 2 ← echo count($xml2->b); // 2 echo "\n"; var_dump($xml->bs, $xml2);

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)
8.3.60.0090.00618.55
8.3.50.0150.00318.21
8.3.40.0080.00818.91
8.3.30.0040.01218.92
8.3.20.0070.00021.94
8.3.10.0090.00021.79
8.3.00.0040.00422.71
8.2.180.0110.01118.54
8.2.170.0150.00022.96
8.2.160.0070.00720.64
8.2.150.0040.00424.18
8.2.140.0000.00924.66
8.2.130.0070.00026.16
8.2.120.0040.00426.16
8.2.110.0080.00322.55
8.2.100.0000.01218.16
8.2.90.0030.00718.03
8.2.80.0040.00418.05
8.2.70.0040.00418.17
8.2.60.0040.00418.28
8.2.50.0000.00818.10
8.2.40.0070.00019.65
8.2.30.0000.00819.36
8.2.20.0000.00718.19
8.2.10.0090.00019.26
8.2.00.0000.00819.46
8.1.280.0140.00425.92
8.1.270.0080.00024.08
8.1.260.0000.00826.35
8.1.250.0060.00328.09
8.1.240.0060.00322.46
8.1.230.0080.00422.84
8.1.220.0040.00417.93
8.1.210.0040.00418.96
8.1.200.0040.00417.60
8.1.190.0000.00817.36
8.1.180.0060.00318.10
8.1.170.0040.00420.92
8.1.160.0020.00519.13
8.1.150.0000.00719.07
8.1.140.0040.00418.93
8.1.130.0000.00720.35
8.1.120.0030.00717.71
8.1.110.0000.00717.54
8.1.100.0060.00317.68
8.1.90.0040.00317.69
8.1.80.0000.00817.59
8.1.70.0030.00617.66
8.1.60.0030.00517.79
8.1.50.0030.00617.62
8.1.40.0000.00817.69
8.1.30.0000.00817.84
8.1.20.0000.00917.89
8.1.10.0000.00817.79
8.1.00.0040.00417.77
8.0.300.0030.00619.93
8.0.290.0040.00416.88
8.0.280.0000.00718.62
8.0.270.0000.00717.30
8.0.260.0000.00720.05
8.0.250.0000.00717.12
8.0.240.0070.00017.23
8.0.230.0060.00317.19
8.0.220.0000.00717.10
8.0.210.0070.00017.03
8.0.200.0040.00417.04
8.0.190.0080.00017.18
8.0.180.0040.00417.18
8.0.170.0090.00017.21
8.0.160.0050.00317.07
8.0.150.0060.00617.11
8.0.140.0000.00717.19
8.0.130.0000.00513.61
8.0.120.0000.00717.19
8.0.110.0050.00217.09
8.0.100.0000.00717.09
8.0.90.0060.00317.24
8.0.80.0060.00917.11
8.0.70.0040.00417.22
8.0.60.0000.00817.18
8.0.50.0040.00417.05
8.0.30.0120.00917.32
8.0.20.0070.01117.23
8.0.10.0000.00717.24
8.0.00.0070.01417.08
7.4.330.0000.00415.55
7.4.320.0000.00616.69
7.4.300.0000.00716.65
7.4.290.0050.00316.77
7.4.280.0040.00416.77
7.4.270.0030.00316.67
7.4.260.0030.00313.48
7.4.250.0050.00316.76
7.4.240.0030.00516.69
7.4.230.0030.00316.57
7.4.220.0020.00516.77
7.4.210.0050.01016.81
7.4.200.0040.00416.42
7.4.140.0110.00717.86
7.4.130.0040.01616.66
7.4.120.0060.01216.78
7.4.110.0060.01216.79
7.4.100.0180.00316.54
7.4.90.0100.00716.59
7.4.80.0070.02019.39
7.4.70.0060.01216.48
7.4.60.0100.00716.69
7.4.50.0060.00916.72
7.4.40.0050.01116.50
7.4.00.0030.01215.10
7.3.330.0070.00016.48
7.3.320.0000.00513.36
7.3.310.0000.00816.61
7.3.300.0000.00716.55
7.3.290.0000.00716.53
7.3.260.0110.01316.63
7.3.240.0080.00816.55
7.3.230.0110.00716.70
7.3.210.0080.00816.59
7.3.200.0190.00416.55
7.3.190.0030.01816.48
7.3.180.0080.00816.43
7.3.170.0080.00816.55
7.3.160.0100.00616.74
7.3.110.0140.00414.91
7.3.100.0130.00314.86
7.3.90.0080.00914.93
7.3.80.0070.01214.93
7.3.70.0060.01314.86
7.3.60.0120.00414.95
7.3.50.0120.00814.87
7.3.40.0120.00614.81
7.3.30.0090.00914.77
7.3.20.0110.00614.86
7.3.10.0110.00714.84
7.3.00.0090.01214.95
7.2.330.0120.00817.03
7.2.320.0120.00616.63
7.2.310.0130.00316.93
7.2.300.0140.00316.78
7.2.290.0030.01716.86
7.2.240.0080.00915.15
7.2.230.0130.00415.23
7.2.220.0100.01015.18
7.2.210.0080.01215.15
7.2.200.0090.01015.15
7.2.190.0080.00914.97
7.2.180.0090.00915.16
7.2.170.0070.01215.01
7.2.160.0110.00815.17
7.2.150.0060.01315.13
7.2.140.0110.01015.12
7.2.130.0130.01114.97
7.2.120.0080.01115.14
7.2.110.0160.01215.17
7.2.100.0060.01215.29
7.2.90.0100.00915.23
7.2.80.0050.01015.30
7.2.70.0090.00815.16
7.2.60.0070.01415.31
7.2.50.0110.01115.08
7.2.40.0150.00515.23
7.2.30.0070.01115.17
7.2.20.0080.01215.20
7.2.10.0140.00415.25
7.2.00.0140.00515.28
7.1.330.0080.00914.10
7.1.320.0150.00714.10
7.1.310.0110.00714.06
7.1.300.0100.00613.99
7.1.290.0060.01113.93
7.1.280.0080.00814.08
7.1.270.0110.00713.96
7.1.260.0070.00914.01
7.1.250.0090.01013.95

preferences:
50.12 ms | 400 KiB | 5 Q