INNER CODE UNIT · JavaScript

checkOrGetElement

vasani-arpit/Social-Media-Automation · line-helper.js:56

    function checkOrGetElement(element) {
        //returning element if it is a HTML element already
        if (element instanceof Element || element instanceof HTMLDocument) {
            return element;
        } else if (typeof element === 'string') {
            if (document.querySelector(element) !== null) {
                return document.querySelector(element);
            } else {
                throw Error("Invalid element selector");
            }
        } else {
            throw Error("Invalid element selector");
        }
    }

    return this;
}

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