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functionTypes.js
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functionTypes.js
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// ------------------------------------------------------------------------------------------------
// a) NAMED FUNCTIONS
// ------------------------------------------------------------------------------------------------
function nameOfFunction(){
console.log("This is a named function")
}
nameOfFunction()
// ------------------------------------------------------------------------------------------------
// b) ARROW FUNCTIONS
// ------------------------------------------------------------------------------------------------
let books = () => console.log("Hello world");
books()
let addition = (a,b) => a + b
let summ = addition(8,9)
console.log(summ);
// ------------------------------------------------------------------------------------------------
// c) CALLBACK FUNCTIONS
// ------------------------------------------------------------------------------------------------
function mycallback(a,b){
return a + b;
}
const sum = mycallback(6,7); // Call mycallback with arguments 6 and 7
console.log(sum);
// ------------------------------------------------------------------------------------------------
function namedfunc() {
return function add() {
return console.log("Hello");
};
}
const returnedFunction = namedfunc(); // Call namedfunc to get the add function
returnedFunction(); //Call the returned add function Output: Hello
// ------------------------------------------------------------------------------------------------
function arrowfun() {
return () => console.log("returning unnamed arrow function");
}
const returnarrownfun = arrowfun();// Call arrowfun to get the unnamed arrow function
returnarrownfun(); // Call the returned arrow function to see its behavior Output: returning unnamed arrow function
// ------------------------------------------------------------------------------------------------
// d) HIGHER ORDER FUNCTION
// ------------------------------------------------------------------------------------------------
function add(a, b) {
return a + b;
}
function callBackAdd(callback, a, b) {
return callback(a, b); // Pass a and b as separate arguments to the callback
}
const output = callBackAdd(add, 5, 6);
console.log(output); // Output: 11