¡@
php Programming Glossary: treesAchieve hierarchy, Parent/Child Relationship in an effective and easy way http://stackoverflow.com/questions/11064913/achieve-hierarchy-parent-child-relationship-in-an-effective-and-easy-way models that make it much easier to fetch arbitrarily deep trees Closure Table Nested Sets aka Modified Preorder Tree Traversal.. memory. This is a good solution if you have many separate trees and each tree has relatively few entries. It's good for Slashdot's..
Get all child, grandchild etc nodes under parent using php with mysql query results http://stackoverflow.com/questions/11497202/get-all-child-grandchild-etc-nodes-under-parent-using-php-with-mysql-query-resu got around to writing a recursive function to build nested trees out of this design until now. I'm sure there are plenty of others..
How does RecursiveIteratorIterator work in PHP? http://stackoverflow.com/questions/12077177/how-does-recursiveiteratoriterator-work-in-php code as well as an example to display nice looking ascii trees in this gist https gist.github.com 3599532 Do It Yourself Make..
Getting a modified preorder tree traversal model (nested set) into a <ul> http://stackoverflow.com/questions/1310649/getting-a-modified-preorder-tree-traversal-model-nested-set-into-a-ul where primarily invented as a convenient way of storing trees in databases as they make it pretty easy to query for subtrees.. in databases as they make it pretty easy to query for subtrees parent relations and especially interesting in this case for..
http://stackoverflow.com/questions/1343619/php-real-world-oop-example directory echo directory br Ok now we have a couple class trees for traversing and rendering directory lists. How do we use.. you're thinking But Peter I don't need these big class trees to do this but if you think that then you're missing the point.. understand what's happening here. We've created two class trees where one DirectoryRenderer uses the other DirectoryIterator..
Sort XML via attribute value PHP http://stackoverflow.com/questions/1359224/sort-xml-via-attribute-value-php 1 talentTrees page EOS xml simplexml_load_string string trees xml xpath ' page talentTrees tree' function sort_trees t1 t2.. trees xml xpath ' page talentTrees tree' function sort_trees t1 t2 return strcmp t1 'order' t2 'order' usort trees 'sort_trees'.. sort_trees t1 t2 return strcmp t1 'order' t2 'order' usort trees 'sort_trees' var_dump trees trees are now sorted by the order..
http://stackoverflow.com/questions/2087919/building-a-tree-view implement but it has performance benefits for read heavy trees. The drawback is that each time a node is moved or added entire..
Patterns for PHP multi processes? http://stackoverflow.com/questions/2101640/patterns-for-php-multi-processes results in one PHP process Background I do have many large trees 10000 entries in PHP and have to run recursive checks on it...
Turn database result into array http://stackoverflow.com/questions/2794638/turn-database-result-into-array into an array http karwin.blogspot.com 2010 03 rendering trees with closure tables.html Update2 I was able to add depths to..
Recursive categories with a single query? http://stackoverflow.com/questions/3116330/recursive-categories-with-a-single-query children slot. We've done this with fairly large trees 1000 items and it's very stable and a lot faster than doing..
SimpleXML: append one tree to another http://stackoverflow.com/questions/3418019/simplexml-append-one-tree-to-another append one tree to another I have two XML trees and would like to add one tree as a leaf to the other one. Apparently..
How to generate a tree view from this result set based on Tree Traversal Algorithm? http://stackoverflow.com/questions/3638551/how-to-generate-a-tree-view-from-this-result-set-based-on-tree-traversal-algorit nested set into a ul The difference is that I have many trees in one table. Each row has a foreign key representing its parent..
Dealing with nested sets in mysql? http://stackoverflow.com/questions/6299905/dealing-with-nested-sets-in-mysql is I do not know. Nested sets works VERY slowly with big trees on update insert delete. And very fast to select. So use this..
Creating a threaded private messaging system like facebook and gmail http://stackoverflow.com/questions/6420264/creating-a-threaded-private-messaging-system-like-facebook-and-gmail above is not very easy to work with. SQL is not good at trees. You can solve the problem with a little bit of denormalization...
http://stackoverflow.com/questions/9846220/php-oop-core-framework . It is OK if class Oak extends Tree because all oaks are trees. But if you have class User extends Database someone might get..
|