how to write a function js code example

Example 1: js function

function name(parameter1, parameter2, parameter3) {
// what the function does
}

Example 2: declare function javascript

function myFunction(var1, var2) {
  return var1 * var2;
}

Example 3: create function javascript

function myFunction(p1, p2) {
  return p1 * p2;   // The function returns the product of p1 and p2
}

Example 4: How to create a function in javascript

function addfunc(a, b) {
  return a + b;
  // standard long function
}

addfunc = (a, b) => { return a + b; }
// cleaner faster way creating functions!