Existem 3 entradas possiveis
true
false
undefined
as saídas serão:
undefinded
=>true
const matrix = [[2,4,6,8],[12,14,16,18],[20,24,28,32],[32,34,36,38],[42,44,46,48]]; | |
const exp = matrix[0]; | |
const arrNumbers = matrix.slice(1); | |
const props = [ | |
(number, _i) => (number * exp[_i]), | |
(number, _i) => (number / exp[_i]), | |
(number, _i) => (number - exp[_i]), | |
(number, _i) => (number + exp[_i]) | |
]; | |
const op = (arr, _i) => arr.map(_a => props[_i](_a, _i)); |
const criaArrayPrimos = x => | |
criaArray(x) | |
.slice(2) | |
.filter(checaFatores) | |
const criaArray = tamanho => Array.from({ length: tamanho }, (el, index) => index) | |
const checaFatores = n => | |
criaArray(maiorDivisor(n)) | |
.slice(2) |
/** | |
* Show Me the Evens - Show me the Odds | |
* Diana is learning to count and she just learned the difference between odds and even numbers. | |
* She wants to have some fun, so she picks a random number. | |
* If that number is even, she decides to count all the even numbers up to it starting from 0 up to (but not including) the input. | |
* If not, she decides to count all the odd numbers up to that number starting from 1 (but not including) the input. | |
**/ | |
const counting = (x) => { | |
return arrayFrom(x) |
const | |
composeN = (...fs) => x => | |
fs.reduceRight((x, f) => f(x), x) | |
, map = f => xs => | |
xs.map(f) | |
, reduce = f => xs => | |
xs.reduce(f) | |
import {Injectable} from '@angular/core'; | |
// Declare TabsService as a provider in app.module.ts | |
// Inject TabsService in your class: constructor(public tabs: TabsService){} | |
// Use the this.tabs.hide() or this.tabs.show() methods wherever you want | |
@Injectable() | |
export class TabsService { | |
constructor() {} | |
public hide() { |
import {Directive, Attribute} from '@angular/core'; | |
import {NgModel} from '@angular/common'; | |
@Directive({ | |
selector: '[mask]', | |
host: { | |
'(keyup)': 'onInputChange()' | |
} | |
}) | |
export class Mask { | |
maskPattern: string; |
var fs = require('fs'); | |
var httpProxy = require('http-proxy'); | |
var http = require('http'); | |
var https = require('https'); | |
var express = require('express'); | |
var app = express(); | |
app.use(function (req, res, next) { | |
console.log(req); | |
if (req.url === '/') { |