/**
* called with TRUE when a dumped variable wants to be displayed collapsed, called each time
* w/o parameters before displaying a variable - basicly a method to comunicate with the callee
*
* @static
* @param bool $bool
* @return string
*/
private static function _collapsed($bool = FALSE, $extraClass = '')
{
$class = '';
$element = '';
if (self::$_collapsed) {
$element = '<div class="kint-plus"></div>';
$class = ' class="kint-parent"';
}
self::$_collapsed = $bool;
return array($class, $element);
}
