Lines Matching refs:stack

83     $stack = [];
91                     $stack[] = (array)$lookup[$word];
100                 $pages  = $stack ? end($stack) : [];
120                 $stack[] = $pages_matched;
131                 $stack[] = $pages_matched;
134                 $pages = array_splice($stack, -2);
138                 $stack[] = ft_resultCombine($pages);
141                 $pages = array_splice($stack, -2);
145                 $stack[] = ft_resultUnite($pages);
148                 $pages   = array_pop($stack);
149                 $stack[] = ft_resultComplement([$pages_all, $pages]);
153     $docs = array_pop($stack);