isWeekDay = (date) => date.getDay() % 6 != 00;

isEven = (num) => num % 2 === 0;

console.log(jQuery().jquery);

The Clipboard API provides the ability to respond to clipboard commands (cut, copy, and paste), as well as to asynchronously read from and write to the system clipboard.

navigator.clipboard
  .readText()
  .then(
    (clipText) => (document.querySelector(".editor").innerText += clipText),
  );

navigator.clipboard.writeText(string)

array2 = [...array1]

!!value

celsiusToFahrenheit = (celsius) => celsius * 9/5 + 32;
fahrenheitToCelsius = (fahrenheit) => (fahrenheit - 32) * 9/5;

var myArr = String(num).split("").map((num)=>{
 return Number(num)
})

var string = number + '';

var number = +string

arr.reduce((a, c) => (a[c] = (a[c] || 0) + 1, a), Object.create(null));