Linux, Apache, MySQL, PHP

Warning: mysqli_num_rows() expects parameter 1 to be mysqli_result, null given

FALSE, NULL, null

is_null($result)

$query = 'SELECT CommentId, ParentId, Subject, Name, DATE_FORMAT(TimeStamp,"%k::%i %d-%m-%Y (GMT)"), Comment FROM commentdata WHERE ArticleId = ' . $ArticleId . ' ORDER BY COALESCE ( ParentId, CommentId)';
        
       
        $result = mysqli_query($connect, $query);
        
        if(TRUE == $result)
        {
            echo 'TRUE returned on query for data: ' . mysqli_error($connect) . '<br/>';
        }
                                
        if(FALSE == $result)
        {
            echo 'FALSE returned on query for data: ' . mysqli_error($connect) . '<br/>';
            mysqli_close($connect);
            die("Connection closed after FALSE returned on query for data: " . mysqli_error($connect));
        }
        
        if(NULL == $result))
        {
            echo 'NULL returned on query for data: ' . mysqli_error($connect) . '<br/>';
            mysqli_close($connect);
            die("Connection closed after NULL returned on query for data: " . mysqli_error($connect));
        }
        
        if(null == $result))
        {
            echo 'null returned on query for data: ' . mysqli_error($connect) . '<br/>';
            mysqli_close($connect);
            die("Connection closed after null returned on query for data: " . mysqli_error($connect));
        }
        
        if(is_null($result))
        {
            echo 'NULL returned on query for data: ' . mysqli_error($connect) . '<br/>';
            mysqli_close($connect);
            die("Connection closed after NULL returned on query for data: " . mysqli_error($connect));
        }
                
        /* determine number of rows in result set */
        $rowcount = mysqli_num_rows($result);

POST /Topblah.asmx HTTP/1.1
Host: client.blah.co.za
Content-Type: text/xml; charset=utf-8
Content-Length: length
SOAPAction: "http://www.blah.co.za/CheckClient"

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <CheckClient xmlns="http://www.blah.co.za/">
      <PolicyNr>string</PolicyNr>
      <IDNumber>string</IDNumber>
    </CheckClient>
  </soap:Body>
</soap:Envelope>

<a href="http://bytes.com/submit/g/#" onclick="phpfunction()"> link</a>

$instances = substr_count($string, 'Jul 5 ');

$today = date("M j");  //Jul 5
$file = file('/sda1/user/dns/log/dnsmasq.log');
$occurrences = preg_match_all('/'.$today.'/', $file);

$getText = 'Jul 5 is todays dataJul 5 is today today is Jul 5';
$occurrences =  substr_count($getText, $today); 
echo $occurrences; //3 occurrences

<?php
/*
    Class: MenuDefault
        Menu base class
*/
class MenuDefault extends Menu {
    /*
        Function: process
        Returns:
            Object
    */   
    public function process($module, $element) {
        self::_process($module, $element->first('ul:first'));
        return $element;
    }
    /*
        Function: _process
        Returns:
            Void
    */
    protected static function _process($module, $element, $level = 0) {
        if ($level == 0) {
            $element->attr('class', 'menu '.$module->menu_style);
        } else {
            $element->addClass('level'.($level + 1));
        }
        foreach ($element->children('li') as $li) {
             // is active ?
            if ($active = $li->attr('data-menu-active')) {
                $active = $active == 2 ? ' active current' : ' active';
            }
             // is parent ?
            $ul = $li->children('ul');
            $parent = $ul->length ? ' parent' : null;
            // is first or last ? -- PROBLEM AREA
            $lis = $element->children("li");
             for($forl=0,$imax=$lis;
             $forl<$imax;$forl++){
             if ($forl==0) $position_n = 'first';
             elseif ($forl==$imax-1) $position_n = 'last';
             else $position_n = null;}
              // set class in li
            $li->attr('class', sprintf('level%d item%s '. $position_n .$parent.$active, $level + 1, $li->attr('data-id')));
            // set class in a/span
            foreach ($li->children('a,span') as $child) {
                // get title
                $title = $child->first('span:first');
                // set subtile
                $subtitle = $title ? explode('||', $title->text()) : array();
                if (count($subtitle) == 2) {
                    $li->addClass('hassubtitle');
                    $title->html(sprintf('%s%s', trim($subtitle[0]), trim($subtitle[1])));
                }
                // set image
                if ($image = $li->attr('data-menu-image')) {
                    $title->prepend(sprintf(' ', $image));
                }
                $child->addClass(sprintf('level%d'.$parent.$active, $level + 1));
            }
            // process submenu
            if ($ul->length) {
                self::_process($module, $ul->item(0), $level + 1);
            }
        }
   }
}

<ul class="menu menu-dropdown">
  <li class="level1 item24 first">...Subcode...</li>
  <li class="level1 item22 first parent">...Subcode...</li>
  <li class="level1 item23 first active current">...Subcode...</li>
  <li class="level1 item20 first">...Subcode...</li>
  <li class="level1 item19 first">...Subcode...</li>
</ul>

<ul class="menu menu-dropdown">
  <li class="level1 item24 first">...Subcode...</li>
  <li class="level1 item22 parent">...Subcode...</li>
  <li class="level1 item23 active current">...Subcode...</li>
  <li class="level1 item20">...Subcode...</li>
  <li class="level1 item19 last">...Subcode...</li>
</ul>

// is first or last ? -- PROBLEM AREA
$children_elements = array_values($element->children('li')); [/U]
$last_child_index = count($children_elements)-1; 
foreach($children_elements as $child_index => $li) {
    if ($forl==0) $position_n = 'first';
    elseif ($forl==$imax-1) $position_n = 'last';
    else $position_n = null;}

if(empty($children_elements)) {
    echo hi;
}