src/Debug/Output/Html.php
protected function buildTableHeader($keys)
    {
        $headers = array();
        foreach ($keys as $key) {
            $headers[$key] = $key === MethodTable::SCALAR
                ? 'value'
                : \htmlspecialchars($key);
            if ($this->tableInfo['colClasses'][$key]) {
                $headers[$key] .= ' '.$this->markupClassname($this->tableInfo['colClasses'][$key]);
            }
        }
        return '<thead>'."\n"
            .'<tr><th>&nbsp;</th>'
                .($this->tableInfo['haveObjRow'] ? '<th>&nbsp;</th>' : '')
                .'<th>'.\implode('</th><th scope="col">', $headers).'</th>'
            .'</tr>'."\n"
            .'</thead>'."\n";
    }
protected function buildTableHeader($keys)
    {
        $headers = array();
        foreach ($keys as $key) {
            $headers[$key] = $key === MethodTable::SCALAR
                ? 'value'
                : \htmlspecialchars($key);
            if ($this->tableInfo['colClasses'][$key]) {
                $headers[$key] .= ' '.$this->markupClassname($this->tableInfo['colClasses'][$key]);
            }
        }
        return '<thead>'."\n"
            .'<tr><th>&nbsp;</th>'
                .($this->tableInfo['haveObjRow'] ? '<th>&nbsp;</th>' : '')
                .'<th>'.\implode('</th><th scope="col">', $headers).'</th>'
            .'</tr>'."\n"
            .'</thead>'."\n";
    }
protected function buildTableHeader ( $ keys ) { $ headers = array ( ) ; foreach ( $ keys as $ key ) { $ headers [ $ key ] = $ key === MethodTable :: SCALAR ? 'value' : \ htmlspecialchars ( $ key ) ; if ( $ this -> tableInfo [ 'colClasses' ] [ $ key ] ) { $ headers [ $ key ] .= ' ' . $ this -> markupClassname ( $ this -> tableInfo [ 'colClasses' ] [ $ key ] ) ; } } return '<thead>' . "\n" . '<tr><th>&nbsp;</th>' . ( $ this -> tableInfo [ 'haveObjRow' ] ? '<th>&nbsp;</th>' : '' ) . '<th>' . \ implode ( '</th><th scope="col">' , $ headers ) . '</th>' . '</tr>' . "\n" . '</thead>' . "\n" ; }
Returns table's thead

@param array $keys column header values (keys of array or property names)

@return string
Returns table s thead