KDTree example from NodeJS

kdtree-sample.js

/*
 * You can download geo.txt from  - https://github.com/Adslot/node-puzzle/blob/master/01-geo-lookup/data/geo.txt
 */

var fs = require('fs');
var kd = require('kdtree');
 
var kdtree = new kd.KDTree(3);
//var kdtree = new kd.KDTree(4);
 
console.log('Preparing to load values...');
 
fs.readFileSync('/home/dedunu/kdtree-sample/data/geo.txt').toString().split('\n').forEach(function (line) { 
	var record = line.split('\t');	
	kdtree.insert(record[0], record[1], record[3]);
	//kdtree.insert(record[0], record[1], record[3], record[4]);
});
 
console.log('Values are loaded into tree...');
 
var result = kdtree.nearest(100249600, 100253695);
 
console.log(result);