function swapFirstLast(arr){

var colors = ["red","blue","green"];

for (var i = 0; i < colors.length; i++) {

    console.log(colors[i]);

}

let colors = ['red', 'green', 'blue'];

for (const color of colors){

    console.log(color);

}

var numbers = [22, 44, 55, 66, 77, 99];

for (var i = 0; i < numbers.length; i++) {

    var num = numbers[i]

    console.log(num)

}

//Output: 22,44,55 66 77 99

var test = {};

test[2300] = 'some string';

console.log(test);

const numbers = [1,2,3,4,5], doubled = [];

​

numbers.forEach((n, i) => { doubled[i] = n * 2 });

assert(Array.isArray(spdx.licenses))

assert(spdx.licenses.indexOf('ISC') > -1)

assert(spdx.licenses.indexOf('Apache-1.7') < 0)

assert(spdx.licenses.every(function(element) {

  return typeof element === 'string' }))

assert(Array.isArray(spdx.exceptions))

assert(spdx.exceptions.indexOf('GCC-exception-3.1') > -1)

assert(spdx.exceptions.every(function(element) {

  return typeof element === 'string' }))

assert.equal(spdx.specificationVersion, '2.0')

// CustomerSearchResults.tsx

​

import * as React from "react";

import Customer from "./Customer";

​

interface CustomerSearchResultsProps {

  customers: Customer[];

}

​

const CustomerSearchResults = (props: CustomerSearchResultsProps) => {

  const rows = props.customers.map(customer => (

    <tr key={customer.id}>

      <th>{customer.id}</th>

      <td>{customer.name}</td>

      <td>{customer.revenue}</td>

      <td>{customer.firstSale.toString()}</td>

    </tr>

  ));

​

  return (

    <table className="table table-hover">

      <thead>

        <tr>

          <th>Id</th>

          <th>Name</th>

          <th>Revenue</th>

          <th>First Sale</th>

        </tr>

      </thead>

      <tbody>{rows}</tbody>

    </table>

  );

};

​

export default CustomerSearchResults;

assert(!spdx.valid('MIT '))

assert(!spdx.valid(' MIT'))

assert(!spdx.valid('MIT  AND  BSD-3-Clause'))

const myArray = [6, 19, 20];const yourArray = [19, 81, 2];for (let i = 0; i < myArray.length; i++) {  for (let j = 0; j < yourArray.length; j++) {    if (myArray[i] === yourArray[j]) {      console.log('Both loops have the number: ' + yourArray[j])    }  }};