Function difference

Script/TBPrice.js:143–150

(currentPrice, price)

}

function difference(currentPrice, price) {
    let difference = sub(currentPrice, price)
    if (difference == 0) {
        return "-"
    } else {
        return `${difference > 0 ? "↑" : "↓"}${String(difference)}`
    }
}

function sub(arg1, arg2) {
    return add(arg1, -Number(arg2), arguments[2]);