trend_test_task v1.0.0

Installation

• to install this module use :

npm install trend_test_task 

Usage

var reduceArrayToString = require('trend_test_task');

reduceArrayToString([1,2,3],function(err,resultString) {
    if(err) console.log(err);
    else console.log(resultString) //=> 1-3
})

• the first argument should be a sorted array
• the second argument should be a callback with parameters err - an Error object and resultString - a string