var scopes to function

Jan 7, 2018 13:30 · 26 words · 1 minute read . lroellin

function foo() {
    {
        var x = 5
        let y = 6
        const z = 7
    }
    console.log(x)
    console.log(y)
    console.log(z)
}
foo() // 5, undefined, undefined