Online PHP editor | perf for otsdC

<?php function applyHLToSiblings(DOMDocument $D){ $words[0] = "cart"; /* $words[1] = "car"; $words[2] = "cartel"; $words[3] = "art"; $words[4] = "drug"; $words[5] = "drugs"; $words[6] = "rug"; $words[7] = "rugs"; */ $mt = function($content) use($D){ return $D->createTextNode($content); }; $ms = function($name, $content = null) use($D){ $span = $D->createElement("span"); $span->setAttribute("class", "word$name"); $content !== null ? $span->appendChild($content) : null; return $span; }; $ps = function($siblingsContainer, $searchString, $name) use($D, $ms, $mt){ foreach($siblingsContainer->childNodes as $node){ if($node instanceof DOMText){ if(mb_strlen($node->textContent, "UTF-8") >= mb_strlen($searchString)){ $o = mb_strpos($node->textContent, $searchString); if($o !== false){ $l = mb_strlen($searchString, "UTF-8"); $before = mb_substr($node->textContent, 0, $o); $wrap = mb_substr($node->textContent, $o, $l); $after = mb_substr($node->textContent, $o + $l); $before = $ms($name, $wrap); $newSpan->textContent = $wrap; $before ? $node->insertBefore($node->nextSibling, $mt($before)); $node->insertBefore($node->nextSibling, $ms($mt($wrap), $name)); $after ? $node->insertBefore($node->nextSibling, $mt($after)); } } } } }; foreach($words as $name => $word) $ps($D->documentElement, $word, $name); } $x = new DOMDocument(); $x->loadXML("<data>drugs cartel</data>"); applyHLToSiblings($x); var_dump($x->saveXML());

Version	System time (s)	User time (s)	Memory (MiB)
5.6.15	0.003	0.057	18.18
5.6.14	0.007	0.043	18.21
5.6.13	0.003	0.077	18.15
5.6.12	0.003	0.057	21.17
5.6.11	0.010	0.073	21.04
5.6.10	0.013	0.060	20.99
5.6.9	0.020	0.067	21.00
5.6.8	0.007	0.037	20.43
5.5.30	0.003	0.047	17.99
5.5.29	0.010	0.077	18.06
5.5.28	0.013	0.093	20.70
5.5.27	0.000	0.050	20.88
5.5.26	0.007	0.083	20.96
5.5.25	0.007	0.043	20.59
5.5.24	0.027	0.070	20.18