js type of variable code example
Example 1: javascript how to know type of variable
var foo = "Hello";
console.log(typeof foo);
Example 2: type of variable js
var number = 1
var string = 'hello world'
var dict = {a: 1, b: 2, c: 3}
console.log(typeof number)
console.log(typeof string)
console.log(typeof dict)
Example 3: javascript find type of variable
> typeof "foo"
"string"
> typeof true
"boolean"
> typeof 42
"number"
if(typeof bar === 'number') {
}
Example 4: node js check type of variable
if (typeof i != "number") {
console.log('This is not number');
}
Example 5: javascript check type of variable var
typeof "hello"
var a = 1;
typeof(a);
Example 6: typeof in js
typeof("iAmAString");