protected function filterNestedContext(array $properties = [])
    {
        $func = function($value, $key) {
            return ($value && $key !== '@context');
        };

        if (!defined('ARRAY_FILTER_USE_BOTH')) {
            $return = [];
            foreach ($properties as $k => $v) {
                if (call_user_func($func, $v, $k)) {
                    $return[$k] = $v;
                }
            }

            return $return;
        }

        return array_filter($properties, $func, ARRAY_FILTER_USE_BOTH);
    }
protected function filterNestedContext(array $properties = [])
    {
        $func = function($value, $key) {
            return ($value && $key !== '@context');
        };

        if (!defined('ARRAY_FILTER_USE_BOTH')) {
            $return = [];
            foreach ($properties as $k => $v) {
                if (call_user_func($func, $v, $k)) {
                    $return[$k] = $v;
                }
            }

            return $return;
        }

        return array_filter($properties, $func, ARRAY_FILTER_USE_BOTH);
    }
protected function filterNestedContext ( array $ properties = [ ] ) { $ func = function ( $ value , $ key ) { return ( $ value && $ key !== '@context' ) ; } ; if ( ! defined ( 'ARRAY_FILTER_USE_BOTH' ) ) { $ return = [ ] ; foreach ( $ properties as $ k => $ v ) { if ( call_user_func ( $ func , $ v , $ k ) ) { $ return [ $ k ] = $ v ; } } return $ return ; } return array_filter ( $ properties , $ func , ARRAY_FILTER_USE_BOTH ) ; }
Filter nested context array.

@param  array $properties
@return array
Filter nested context array .