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splaytreejs

1.0.5 • Public • Published

Splay tree npm version Build Status

Lightweight Splay tree javascript library for node, browser

Install

npm i splaytreejs

node

const splayTree = require("splaytreejs")
 
let tree = new splayTree.SplayTree();
for (let i = 0; i < 10; i++)
  tree.insert(i);
 
console.log(tree.keys());
tree.find(5);
console.log(tree.keys());

browser

<head>
    <script src="../dist/splaytree.min.js"></script> 
    <script>
        const {SplayTree} = splaytree;
        let tree = new SplayTree();
 
        for (let i = 0; i < 10; i++) {
            tree.insert(i);
        }
        console.log(tree.keys());
        tree.find(5);
        console.log(tree.keys());
    </script> 
</head>

API

  • new SplayTree([duplicate=true, comparator]), where comparator is optional comparison function and duplicate is optional allow duplicate key (default is true)
  • tree.insert(key: any, data: any):Node - Insert item
  • tree.find(key: any):Boolean - Find item, return result, reshapes the tree so that finding node is rooted
  • tree.remove(key: any):Boolean - Remove item, return result, reshapes the tree so that finding node is rooted
  • tree.findKth(k: Integer):Boolean - Find Kth item, return result, reshapes the tree so that finding node is rooted
  • tree.keys(order: Integer):Array<key: any> - Get Keys by order (0: preorder, 1: inorder, 2: postorder)
  • tree.merge(tree: SplayTree):Node - Merge this tree and argument tree
  • tree.load(Array<key: any>, Array<data: any>, nTrees: Integer):None - Load Array of keys and datas, if datas is null or keys.length is not equal datas.length then set default ([{} for keys.length])
  • tree.clear():SplayTree - Clear tree

Install

npm i splaytreejs

DownloadsWeekly Downloads

12

Version

1.0.5

License

MIT

Unpacked Size

30.2 kB

Total Files

19

Last publish

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