repeatstring

const repeatString = (string, amount) => {
    if (typeof string !== "string") return

    if (typeof amount === "string" && !isNaN(parseInt(amount))) {
        let final = ""

        for (let i = 0; i < parseInt(amount); i++) {
            final += string
        }

        return final
    } else if (typeof amount === "number") {
        let final = ""

        for (let i = 0; i < amount; i++) {
            final += string
        }

        return final
    } else return
}

// example
// code | expected output

repeatString("foo", 3)   // foofoofoo
repeatString("foo ", 3)  // foo foo foo
repeatString(" foo", 3)  //  foo foo foo
repeatString(" foo ", 3) //  foo  foo  foo
                         //
repeatString("bar", 3)   // barbarbat
repeatString("bar ", 3)  // bar bar bar
repeatString(" bar", 3)  //  bar bar bar
repeatString(" bar ", 3) //  bar  bar  bar