js arrow code example
Example 1: javascript arrow function
let add = function(x,y) {
return x + y;
}
console.log(add(10,20));
let add = (x,y) => x + y;
console.log(add(10,20));
let add = (x, y) => { return x + y; };
Example 2: arrow function javascript
const suma = (num1, num2) => num1+num2
console.log(suma(2,3));
Example 3: arrow function javascript
let myFunction = (arg1, arg2, ...argN) => expression
let myFunction = (arg1, arg2, ...argN) => {
statement(s)
}
let hello = (arg1,arg2) => "Hello " + arg1 + " Welcome To "+ arg2;
console.log(hello("User","Grepper"))
Example 4: arrow function javascript
let testingFunc(string) => string == "Test" ? "Success!" : "Failure!";
console.log(testingFunc("test"));
let arrowFunc(string) => {
if (string = "test") {
return "Success!";
}
return "Failure!";
}
};
console.log(testingFunc("Test"));
Example 5: javascript arrow function
let errow = () => {
};
Or
let errow = ('paramiter') => {
}
Example 6: () => javascript
var a = [
"We're up all night 'til the sun",
"We're up all night to get some",
"We're up all night for good fun",
"We're up all night to get lucky"
];
var a2 = a.map(function (s) { return s.length });
var a3 = a.map( s => s.length);