extension/ezjscore/classes/ezjscserverfunctionsjs.php
protected static function hasPostValue( eZHTTPTool $http, $key, $falseValue = '' )
    {
        return $http->hasPostVariable( $key ) && $http->postVariable( $key ) !== $falseValue;
    }
protected static function hasPostValue( eZHTTPTool $http, $key, $falseValue = '' )
    {
        return $http->hasPostVariable( $key ) && $http->postVariable( $key ) !== $falseValue;
    }
protected static function hasPostValue ( eZHTTPTool $ http , $ key , $ falseValue = '' ) { return $ http -> hasPostVariable ( $ key ) && $ http -> postVariable ( $ key ) !== $ falseValue ; }
Checks if a post variable exitst and has a value

@param eZHTTPTool $http
@param string $key
@return bool
Checks if a post variable exitst and has a value