/**
* Specify a minimum confidence level for the next fluent call.
*
* Note that this call must be used in a fluent context as it returns
* a new instance of the agent inspector with the minimum confidence
* threshold.
* <?php
* $is_mob = $agent->atLeast(T_Agent_Answer::LIKELY)
* ->isMobile();
* ?>
*
* @param int $confidence confidence level
* @return T_Agent_Level agenet with same parsers and min confidence
*/
function atLeast($confidence)
{
$agent = new self($confidence);
foreach ($this->parsers as $p) {
$agent->addParser($p);
}
return $agent;
}
