javascript default parameters
function multiply(a, b = 1) {
return a * b;
}javascript default parameters
function multiply(a, b = 1) {
return a * b;
}javascript parameter default parameter
function say(message='Hi') {
console.log(message);
}
say(); // 'Hi'
say(undefined); // 'Hi'
say('Hello'); // 'Hello'
function date(d = today()) {
console.log(d);
}
function today() {
return (new Date()).toLocaleDateString("en-US");
}
date();
function add(x = 1, y = x, z = x + y) {
return x + y + z;
}
console.log(add()); // 4javascript default function parameter value
function multiply(a, b) {
b = (typeof b !== 'undefined') ? b : 1
return a * b
}Copyright © 2021 Codeinu
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