Chris Kao coding-chris-kao

## id_validator.js
const strategies = {
    isId(value) {
        const correspondingNumberTable = {
            'A': '10',
            'B': '11',
            'C': '12',
            'D': '13',
            'E': '14',
            'F': '15',
            'G': '16',

## flexible_switch.js
function checkAge(age){
  switch(true){               // Set boolean first
    case (age > 18):
      console.log('case 1')
      break
    case (age == 18):
      console.log('case 2')
      break
    case (age < 18):
      console.log('case 3')

## AsyncChain.js
class AsyncChain {
  constructor() {
    this.queue = []
  }

  funcA() {
    this.queue.push(1000)
    return this
  }

## embedded_google_maps.html
<iframe src="https://www.google.com/maps/embed?pb=!1m18!1m12!1m3!1d3615.0135729194126!2d121.56329771407152!3d25.033613444896503!2m3!1f0!2f0!3f0!3m2!1i1024!2i768!4f13.1!3m3!1m2!1s0x3442abb6e9d93249%3A0xd508f7b3aa02d931!2z5Y-w5YyXMTAx6KeA5pmv5Y-w!5e0!3m2!1szh-TW!2stw!4v1565235575454!5m2!1szh-TW!2stw" width="600" height="450" frameborder="0" style="border:0" allowfullscreen></iframe>
	const strategies = {
	isId(value) {
	const correspondingNumberTable = {
	'A': '10',
	'B': '11',
	'C': '12',
	'D': '13',
	'E': '14',
	'F': '15',
	'G': '16',
	function checkAge(age){
	switch(true){ // Set boolean first
	case (age > 18):
	console.log('case 1')
	break
	case (age == 18):
	console.log('case 2')
	break
	case (age < 18):
	console.log('case 3')
	class AsyncChain {
	constructor() {
	this.queue = []
	}

	funcA() {
	this.queue.push(1000)
	return this
	}