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binary tree visualization on ejs template
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| <html> | |
| <head></head> | |
| <body> | |
| <% var queue = [],l=null,r=null; %> | |
| <% queue.push(btree) %> | |
| <% while(queue.length > 0){ %> | |
| <% var s = queue.shift() %> | |
| <% if(s.left !== null){queue.push(s.left);l = s.left} if(s.right !== null){queue.push(s.right);r = s.right} %> | |
| <% if(l !== null){ %> | |
| <ul><%= s.data.id %> | |
| <ul> <%= l.data.id %> </ul> | |
| <% l = null %> | |
| <% }else{%> | |
| <ul> <%= s.data.id%> | |
| <% } %> | |
| <% if(r !== null){ %> | |
| <ul> <%= r.data.id %> </ul> | |
| </ul> | |
| <% r = null %> | |
| <% }else{%> | |
| </ul> | |
| <% } %> | |
| <% } %> | |
| </body> | |
| </html> |
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| { | |
| "dependencies" :{ | |
| "express": "*", | |
| "ejs" : "*", | |
| "javascript-algorithms" : "*" | |
| } | |
| } |
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| var express = require('express'); | |
| var algojs = require('javascript-algorithms'); | |
| var btree = new algojs.BinarySearchTree(); | |
| btree.insert({name: "omer", surname : "demircan", id:7},function(a, b){ | |
| return a.id > b.id; | |
| }); | |
| btree.insert({name: "eray", surname : "arslan", id:6},function(a, b){ | |
| return a.id > b.id; | |
| }); | |
| btree.insert({name: "pamir", surname : "cevik", id:5},function(a, b){ | |
| return a.id > b.id; | |
| }); | |
| btree.insert({name: "eyup", surname : "basturk", id:3},function(a, b){ | |
| return a.id > b.id; | |
| }); | |
| btree.insert({name: "node", surname : "js", id:9},function(a, b){ | |
| return a.id > b.id; | |
| }); | |
| btree.insert({name: "markakod", surname : "family", id:10},function(a, b){ | |
| return a.id > b.id; | |
| }); | |
| var app = express(); | |
| app.set("view engine","ejs"); | |
| app.set("views",__dirname); | |
| app.get('/',function(req, res){ | |
| res.render('index',{btree : btree.root}); | |
| }); | |
| app.listen(1337,function(){ | |
| console.log('listening 1337 port'); | |
| }); |
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