/**
* Outputs or returns a string representation of a variable.
*
* @see Var_Dump::singleton(), Var_Dump::displayInit()
* @param mixed $expression The variable to parse.
* @param bool $return Whether the variable should be echoed or returned.
* @param mixed $options String (display mode) or array (Global parameters).
* @param array $rendererOptions Parameters for the rendering.
* @return string If returned, the string representation of the variable.
* @access public
*/
function display($expression, $return = FALSE, $options = NULL, $rendererOptions = NULL)
{
$display =& Var_Dump::singleton();
if (!is_null($options) or !is_null($rendererOptions)) {
if (is_null($rendererOptions)) {
$rendererOptions = array();
}
$display->Var_Dump($options, $rendererOptions);
}
if ($return === TRUE) {
return $display->toString($expression);
} else {
echo $display->toString($expression);
}
}
