chris-gaona
/ js-reduce.js
Created
April 2, 2017 23:23
Various ways to utilize the amazing reduce function on arrays in javascript
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // create an object using reduce function on array with count of each item | |
| var votes = [ | |
| 'angular', | |
| 'angular', | |
| 'react', | |
| 'react', | |
| 'react', | |
| 'angular', | |
| 'ember', | |
| 'vanilla', |
chris-gaona
/ js-async-examples.js
Last active
March 18, 2017 14:30
Looking at the difference between for loop, forEach, .map, & .filter methods + flattening arrays of arrays
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // // FIRST WAY | |
| // // using a simple for loop | |
| // function getStockSymbols(stocks) { | |
| // var results = [], | |
| // counter, | |
| // stock; | |
| // | |
| // for (counter = 0; counter < stocks.length; counter++) { | |
| // stock = stocks[counter]; | |
| // results.push(stock.symbol); |