Online PHP editor | perf for bajs1

@ 2018-04-28T19:50:30Z

<?php

$data = <<<EOF
<table class="track_list track_table" id="track_table">
    <tbody>
        <tr>
            <td>
            <div class="play_status">&nbsp;</div>
            </td>
            <td>
            <div class="secondaryText track_number">1.</div>
            </td>
            <td>
            <div class="title"><a href="https://zars.bandcamp.com/track/i-feel">I Feel</a> 04:18</div>
            </td>
            <td>
            <div class="info_link" style="visibility:visible">&nbsp;</div>
            </td>
            <td>
            <div class="dl_link" style="visibility:visible">&nbsp;</div>
            </td>
        </tr>
        <tr>
            <td>
            <div class="play_status">&nbsp;</div>
            </td>
            <td>
            <div class="secondaryText track_number">2.</div>
            </td>
            <td>
            <div class="title"><a href="https://zars.bandcamp.com/track/wait">Wait</a> 06:03</div>
            </td>
            <td>
            <div class="info_link" style="visibility:hidden">&nbsp;</div>
            </td>
            <td>
            <div class="dl_link" style="visibility:hidden">&nbsp;</div>
            </td>
        </tr>
        <tr>
            <td>
            <div class="play_status">&nbsp;</div>
            </td>
            <td>
            <div class="secondaryText track_number">3.</div>
            </td>
            <td>
            <div class="title"><a href="https://zars.bandcamp.com/track/superwoman">Superwoman</a> 03:46</div>
            </td>
            <td>
            <div class="info_link" style="visibility:hidden">&nbsp;</div>
            </td>
            <td>
            <div class="dl_link" style="visibility:hidden">&nbsp;</div>
            </td>
        </tr>
        <tr>
            <td>
            <div class="play_status">&nbsp;</div>
            </td>
            <td>
            <div class="secondaryText track_number">4.</div>
            </td>
            <td>
            <div class="title"><a href="https://zars.bandcamp.com/track/in-the-night">In The Night</a> 05:41</div>
            </td>
            <td>
            <div class="info_link" style="visibility:hidden">&nbsp;</div>
            </td>
            <td>
            <div class="dl_link" style="visibility:hidden">&nbsp;</div>
            </td>
        </tr>
        <tr>
            <td>
            <div class="play_status">&nbsp;</div>
            </td>
            <td>
            <div class="secondaryText track_number">5.</div>
            </td>
            <td>
            <div class="title"><a href="https://zars.bandcamp.com/track/what-to-do">What To Do</a> 03:52</div>
            </td>
            <td>
            <div class="info_link" style="visibility:hidden">&nbsp;</div>
            </td>
            <td>
            <div class="dl_link" style="visibility:hidden">&nbsp;</div>
            </td>
        </tr>
        <tr>
            <td>
            <div class="play_status">&nbsp;</div>
            </td>
            <td>
            <div class="secondaryText track_number">6.</div>
            </td>
            <td>
            <div class="title"><a href="https://zars.bandcamp.com/track/its-been-a-while">It&#39;s Been A While</a> 05:49</div>
            </td>
            <td>
            <div class="info_link" style="visibility:hidden">&nbsp;</div>
            </td>
            <td>
            <div class="dl_link" style="visibility:hidden">&nbsp;</div>
            </td>
        </tr>
        <tr>
            <td>
            <div class="play_status">&nbsp;</div>
            </td>
            <td>
            <div class="secondaryText track_number">7.</div>
            </td>
            <td>
            <div class="title"><a href="https://zars.bandcamp.com/track/move-on">Move On</a> 04:28</div>
            </td>
            <td>
            <div class="info_link" style="visibility:hidden">&nbsp;</div>
            </td>
            <td>
            <div class="dl_link" style="visibility:hidden">&nbsp;</div>
            </td>
        </tr>
        <tr>
            <td>
            <div class="play_status">&nbsp;</div>
            </td>
            <td>
            <div class="secondaryText track_number">8.</div>
            </td>
            <td>
            <div class="title"><a href="https://zars.bandcamp.com/track/loverboy">Loverboy</a> 08:00</div>
            </td>
            <td>
            <div class="info_link" style="visibility:hidden">&nbsp;</div>
            </td>
            <td>
            <div class="dl_link" style="visibility:hidden">&nbsp;</div>
            </td>
        </tr>
        <tr>
            <td>
            <div class="play_status">&nbsp;</div>
            </td>
            <td>
            <div class="secondaryText track_number">9.</div>
            </td>
            <td>
            <div class="title"><a href="https://zars.bandcamp.com/track/parallel-world">Parallel World</a> 07:38</div>
            </td>
            <td>&nbsp;</td>
            <td>&nbsp;</td>
        </tr>
    </tbody>
</table>
EOF;

$data = str_replace(["\r", "\n", "\t"], "", $data);

$doc = new DOMDocument();
$doc->loadHTML('<div>' . $data . '</div>', LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
$xpath = new \DOMXpath($doc);

// Remove all empty nodes
$emptyNodes = $xpath->query("//text()[translate(normalize-space(.), '\"\xC2\xA0\', '') = '']");
foreach ($emptyNodes as $i => $node) {
    $node->parentNode->parentNode->removeChild($node->parentNode);
}

$list = $xpath->query(".//text()[translate(normalize-space(.), '\"\xC2\xA0\', '') != '']");

print_r("List size: $list->length \r\n");

function flattenDOMNodes(\DOMDocument &$doc, \DOMNodeLIst $list) {
    foreach ($list as $i => $node) {
        print_r("$i\r\n");
        $parent = $node->parentNode;
            // Do not manipulate nodes directly under the root node to separate between tracks.  
        if ($parent->parentNode !== $node->ownerDocument->documentElement) {
            if ($parent->previousSibling instanceof DOMText) {
                print_r("Also appending happens!\r\n");
                $parent->previousSibling->appendData($node->nodeValue);
                $parent->parentNode->removeChild($parent);
            } elseif ($parent->nextSibling instanceof DOMText) {
                print_r("Also inserting happens!\r\n");
                $parent->nextSibling->insertData(0, " $node->nodeValue ");
                $parent->parentNode->removeChild($parent);
            } else {
                $newNode = $doc->createTextNode($node->nodeValue);
                    // Go up one level
                while ($parent->parentNode->childNodes->length === 1) {
                    print_r("Up, up, up!\r\n");
                    $parent = $parent->parentNode;
                }
                print_r("This happens\r\n");
                $parent->replaceChild($newNode, $parent->childNodes->item(0));
            }
        }
        $xpath = new \DOMXpath($doc);
        $list = $xpath->query(".//text()[translate(normalize-space(.), '\"\xC2\xA0\', '') != '']");
    }
    return $list;
}

var_dump(flattenDOMNodes($doc, $list));
var_dump($doc->saveHTML());

?>

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).

Version	System time (s)	User time (s)	Memory (MiB)
8.3.6	0.010	0.010	18.80
8.3.5	0.009	0.009	18.29
8.3.4	0.010	0.007	19.34
8.3.3	0.010	0.006	19.21
8.3.2	0.004	0.004	22.35
8.3.1	0.003	0.005	24.16
8.3.0	0.005	0.003	23.98
8.2.18	0.010	0.006	18.79
8.2.17	0.010	0.006	19.43
8.2.16	0.007	0.007	22.96
8.2.15	0.004	0.004	24.18
8.2.14	0.006	0.003	24.66
8.2.13	0.008	0.000	26.16
8.2.12	0.007	0.004	21.38
8.2.11	0.008	0.003	21.44
8.2.10	0.009	0.003	18.22
8.2.9	0.003	0.006	18.53
8.2.8	0.003	0.007	18.00
8.2.7	0.003	0.006	18.43
8.2.6	0.003	0.006	18.43
8.2.5	0.003	0.006	18.66
8.2.4	0.004	0.007	21.36
8.2.3	0.003	0.005	19.70
8.2.2	0.004	0.004	18.68
8.2.1	0.000	0.008	18.57
8.2.0	0.003	0.006	18.55
8.1.28	0.016	0.003	25.92
8.1.27	0.006	0.003	24.35
8.1.26	0.005	0.003	26.35
8.1.25	0.008	0.000	28.09
8.1.24	0.007	0.003	22.83
8.1.23	0.006	0.006	21.26
8.1.22	0.000	0.008	18.41
8.1.21	0.008	0.000	19.47
8.1.20	0.006	0.003	17.86
8.1.19	0.000	0.010	17.85
8.1.18	0.004	0.004	18.10
8.1.17	0.004	0.004	18.97
8.1.16	0.005	0.003	19.32
8.1.15	0.003	0.006	21.20
8.1.14	0.009	0.000	18.14
8.1.13	0.000	0.007	20.70
8.1.12	0.004	0.004	17.91
8.1.11	0.005	0.003	17.98
8.1.10	0.003	0.006	18.00
8.1.9	0.003	0.005	17.91
8.1.8	0.004	0.004	18.05
8.1.7	0.003	0.006	18.01
8.1.6	0.003	0.006	18.07
8.1.5	0.007	0.004	18.04
8.1.4	0.000	0.008	18.01
8.1.3	0.006	0.006	18.18
8.1.2	0.000	0.009	18.08
8.1.1	0.008	0.000	18.14
8.1.0	0.004	0.004	17.91
8.0.30	0.005	0.003	20.33
8.0.29	0.004	0.004	17.25
8.0.28	0.004	0.004	18.90
8.0.27	0.000	0.008	17.28
8.0.26	0.000	0.008	18.93
8.0.25	0.000	0.008	17.40
8.0.24	0.000	0.008	17.44
8.0.23	0.000	0.008	17.41
8.0.22	0.000	0.008	17.36
8.0.21	0.007	0.000	17.36
8.0.20	0.008	0.003	17.50
8.0.19	0.000	0.008	17.39
8.0.18	0.004	0.004	17.38
8.0.17	0.005	0.005	17.40
8.0.16	0.000	0.008	17.53
8.0.15	0.000	0.008	17.30
8.0.14	0.004	0.004	17.39
8.0.13	0.005	0.002	13.86
8.0.12	0.004	0.004	17.41
8.0.11	0.005	0.003	17.58
8.0.10	0.000	0.008	17.19
8.0.9	0.000	0.008	17.33
8.0.8	0.016	0.007	17.36
8.0.7	0.003	0.006	17.41
8.0.6	0.000	0.008	17.38
8.0.5	0.004	0.004	17.38
8.0.3	0.009	0.011	17.69
8.0.2	0.008	0.014	17.66
8.0.1	0.003	0.006	17.41
8.0.0	0.011	0.008	17.22
7.4.33	0.000	0.006	17.08
7.4.32	0.004	0.004	17.04
7.4.30	0.004	0.004	17.06
7.4.29	0.000	0.008	17.09
7.4.28	0.004	0.004	16.96
7.4.27	0.000	0.007	17.01
7.4.26	0.000	0.009	16.95
7.4.25	0.004	0.004	16.93
7.4.24	0.003	0.005	16.96
7.4.23	0.004	0.004	17.06
7.4.22	0.000	0.008	17.21
7.4.21	0.009	0.006	17.08
7.4.20	0.004	0.004	16.87
7.4.16	0.009	0.009	17.02
7.4.14	0.011	0.008	17.86
7.4.13	0.006	0.013	16.91
7.4.12	0.012	0.009	17.08
7.4.11	0.011	0.007	17.02
7.4.10	0.014	0.010	17.16
7.4.9	0.010	0.011	16.86
7.4.8	0.006	0.021	19.39
7.4.7	0.015	0.007	17.06
7.4.6	0.015	0.003	17.04
7.4.5	0.012	0.006	16.90
7.4.4	0.009	0.015	17.17
7.4.0	0.008	0.009	15.36
7.3.33	0.003	0.003	13.69
7.3.32	0.004	0.004	13.80
7.3.31	0.004	0.004	16.91
7.3.30	0.000	0.008	16.86
7.3.29	0.004	0.004	16.79
7.3.28	0.007	0.012	16.84
7.3.26	0.017	0.015	17.00
7.3.24	0.007	0.011	17.04
7.3.23	0.007	0.011	16.92
7.3.21	0.019	0.000	16.84
7.3.20	0.011	0.010	17.02
7.3.19	0.010	0.007	16.83
7.3.18	0.015	0.003	17.02
7.3.17	0.007	0.011	16.82
7.3.16	0.003	0.013	16.90
7.3.12	0.011	0.011	15.04
7.3.11	0.003	0.010	15.39
7.3.10	0.007	0.014	14.99
7.3.9	0.006	0.010	15.13
7.3.8	0.006	0.013	15.32
7.3.7	0.006	0.010	15.29
7.3.6	0.000	0.013	15.09
7.3.5	0.003	0.013	15.18
7.3.4	0.006	0.009	15.17
7.3.3	0.015	0.003	15.05
7.3.2	0.012	0.003	16.97
7.3.1	0.009	0.003	16.98
7.3.0	0.000	0.015	16.93
7.2.33	0.009	0.009	16.94
7.2.32	0.010	0.017	17.29
7.2.31	0.013	0.007	17.19
7.2.30	0.014	0.003	17.34
7.2.29	0.012	0.006	17.25
7.2.25	0.008	0.013	15.59
7.2.24	0.003	0.017	15.58
7.2.23	0.006	0.009	15.42
7.2.22	0.006	0.006	15.48
7.2.21	0.003	0.013	15.38
7.2.20	0.000	0.015	15.36
7.2.19	0.016	0.003	15.42
7.2.18	0.007	0.003	15.24
7.2.17	0.004	0.011	15.48
7.2.16	0.003	0.009	15.46
7.2.15	0.011	0.003	16.96
7.2.14	0.006	0.006	17.13
7.2.13	0.010	0.007	17.43
7.2.12	0.010	0.007	17.43
7.2.11	0.003	0.012	16.95
7.2.10	0.010	0.003	17.26
7.2.9	0.009	0.003	17.33
7.2.8	0.006	0.006	17.27
7.2.7	0.004	0.008	17.26
7.2.6	0.009	0.005	17.02
7.2.5	0.008	0.006	17.29
7.2.4	0.213	0.010	17.83
7.2.3	0.176	0.011	17.66
7.2.2	0.199	0.009	17.80
7.2.1	0.178	0.013	17.69
7.2.0	0.186	0.007	17.53
7.1.33	0.003	0.017	15.96
7.1.32	0.004	0.014	16.10
7.1.31	0.009	0.009	15.89
7.1.30	0.006	0.009	16.15
7.1.29	0.000	0.011	15.73
7.1.28	0.009	0.009	16.12
7.1.27	0.004	0.011	15.83
7.1.26	0.006	0.009	16.05
7.1.25	0.000	0.009	16.18
7.1.24	0.003	0.010	15.96
7.1.23	0.003	0.008	16.01
7.1.22	0.007	0.007	16.11
7.1.21	0.000	0.009	16.17
7.1.20	0.002	0.012	15.93
7.1.19	0.000	0.014	15.95
7.1.18	0.004	0.007	16.11
7.1.17	0.003	0.009	15.78
7.1.16	0.191	0.013	16.59
7.1.15	0.182	0.010	16.66
7.1.14	0.168	0.009	16.49
7.1.13	0.159	0.012	16.63
7.1.12	0.184	0.011	16.38
7.1.11	0.151	0.011	16.35
7.1.10	0.186	0.010	16.25
7.1.9	0.150	0.011	16.21
7.1.8	0.150	0.010	16.25
7.1.7	0.167	0.009	15.74
7.1.6	0.151	0.014	24.91
7.1.5	0.199	0.011	24.80
7.1.4	0.174	0.012	24.46
7.1.3	0.148	0.010	24.57
7.1.2	0.250	0.017	24.69
7.1.1	0.231	0.008	15.59
7.1.0	0.218	0.012	15.62
7.0.33	0.004	0.004	15.82
7.0.32	0.006	0.009	15.58
7.0.31	0.003	0.010	15.59
7.0.30	0.011	0.003	15.73
7.0.29	0.000	0.014	15.63
7.0.28	0.009	0.009	15.82
7.0.27	0.013	0.003	15.89
7.0.26	0.004	0.012	15.77
7.0.25	0.004	0.011	15.48
7.0.24	0.000	0.011	15.70
7.0.23	0.008	0.008	15.73
7.0.22	0.006	0.006	15.77
7.0.21	0.004	0.008	15.71
7.0.20	0.000	0.015	15.43
7.0.19	0.007	0.007	15.68
7.0.18	0.004	0.011	15.86
7.0.17	0.000	0.014	15.74
7.0.16	0.006	0.006	15.42
7.0.15	0.006	0.006	15.70
7.0.14	0.011	0.004	15.73
7.0.13	0.006	0.003	15.76
7.0.12	0.000	0.014	15.70
7.0.11	0.000	0.014	15.84
7.0.10	0.012	0.003	15.47
7.0.9	0.006	0.006	15.56
7.0.8	0.004	0.008	15.62
7.0.7	0.003	0.012	15.63
7.0.6	0.003	0.010	15.68
7.0.5	0.003	0.010	16.05
7.0.4	0.007	0.007	13.90
7.0.3	0.006	0.006	13.73
7.0.2	0.009	0.006	13.84
7.0.1	0.000	0.012	13.76
7.0.0	0.000	0.011	13.85
5.6.40	0.000	0.011	14.64
5.6.39	0.004	0.008	14.52
5.6.38	0.009	0.006	14.82
5.6.37	0.009	0.006	14.52
5.6.36	0.003	0.010	14.76
5.6.35	0.004	0.008	14.80
5.6.34	0.009	0.006	15.03
5.6.33	0.003	0.012	14.84
5.6.32	0.007	0.007	14.56
5.6.31	0.003	0.010	14.80
5.6.30	0.006	0.003	14.53
5.6.29	0.004	0.011	14.53
5.6.28	0.009	0.006	14.63
5.6.27	0.014	0.003	14.51
5.6.26	0.011	0.003	14.73
5.6.25	0.006	0.009	14.69
5.6.24	0.003	0.013	14.95
5.6.23	0.008	0.006	14.52
5.6.22	0.003	0.012	14.63
5.6.21	0.003	0.010	14.62
5.6.20	0.007	0.010	14.96
5.6.19	0.003	0.009	14.52
5.6.18	0.010	0.003	14.65
5.6.17	0.000	0.013	14.54
5.6.16	0.009	0.009	15.01
5.6.15	0.006	0.006	14.38
5.6.14	0.016	0.000	14.78
5.6.13	0.003	0.006	14.81
5.6.12	0.000	0.010	14.62
5.6.11	0.000	0.013	14.50
5.6.10	0.003	0.010	14.96
5.6.9	0.004	0.007	14.67
5.6.8	0.010	0.000	14.55
5.6.7	0.003	0.010	14.82
5.6.6	0.000	0.014	14.34
5.6.5	0.007	0.007	14.57
5.6.4	0.007	0.007	14.45
5.6.3	0.000	0.009	14.53
5.6.2	0.007	0.007	14.92
5.6.1	0.000	0.013	14.50
5.6.0	0.003	0.006	14.66

preferences:dark modelive preview