function getElementXPath(element) {
    if (element.id) {
        return `//*[@id="${element.id}"]`;
    }

    // 判断元素是否在iframe中
    let currentElement = element;
    let iframe = null;
    while (currentElement) {
        if (currentElement.tagName && currentElement.tagName.toLowerCase() === 'iframe') {
            iframe = currentElement;
            break;
        }
        currentElement = currentElement.parentNode;
    }

    if (iframe) {
        const iframeXPath = getElementXPath(iframe);
        const elementXPath = getElementXPath(element);
        return iframeXPath + elementXPath;
    }

    const parts = [];
    while (element && element.nodeType === Node.ELEMENT_NODE) {
        let selector = element.nodeName.toLowerCase();
        if (element.className) {
            selector += `[@class="${element.className}"]`;
        } else if (element.textContent.trim()) {
            selector += `[text()="${element.textContent.trim()}"]`;
        } else if (element.id) {
            selector += `[@id="${element.id}"]`;
        } else {
            let sibling = element;
            let index = 1;
            while (sibling.previousElementSibling) {
                sibling = sibling.previousElementSibling;
                if (sibling.nodeName.toLowerCase() === selector) {
                    index++;
                }
            }
            selector += `[${index}]`;
        }
        parts.unshift(selector);
        element = element.parentNode;
    }
    return parts.length ? '/' + parts.join('/') : null;
}