add function in javascript code example

Example 1: simple javascript function

function idk() {
	alert('This is an alert!')
}
//call the function to make the function run by saying "Name of function + ()"
idk()

Example 2: js function

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

Example 3: declare function javascript

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

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!