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@ 2015-11-14T22:03:54Z

<?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";
    */
    
    $ps = function($siblingsContainer, $searchString, $name) use($D){
        foreach($siblingsContainer->getChildNodes() 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){
                        $before = mb_substr($node->textContent, 0, $o);
                        $wrap = mb_substr($node->textContent, $o, mb_strlen($searchString, "UTF-8"));
                        $after = mb_substr($node->textContent, $o);
                        
                        print_r($before);
                        print_r($wrap);
                        print_r($after);
                    }
                }
            }
        }
    };
    
    foreach($words as $name => $word)
        $ps($D->documentNode, $word, $name);
        
    
}


$x = new DOMDocument();
$x->loadXML("<data>drugs cartel</data>");
applyHLToSiblings($x);

Output for git.master, git.master_jit, rfc.property-hooks: Warning: Undefined property: DOMDocument::$documentNode in /in/XcBEP on line 36 Fatal error: Uncaught Error: Call to a member function getChildNodes() on null in /in/XcBEP:17 Stack trace: #0 /in/XcBEP(36): {closure}(NULL, 'cart', 0) #1 /in/XcBEP(44): applyHLToSiblings(Object(DOMDocument)) #2 {main} thrown in /in/XcBEP on line 17
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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