js爬取网页table数据

result=""
for (var i = 2; i <= 100; i++) {
    var xpath = '//*[@id="app"]/div/div[3]/div[1]/div[3]/div/div[2]/div/div[1]/div[1]/div/div/div/div/div/div/div[2]/table/tbody/tr[' + i + ']/td[4]/div[1]/span[1]/span/a';
    
    var xpathResult = document.evaluate(
        xpath,
        document,
        null,
        XPathResult.FIRST_ORDERED_NODE_TYPE,
        null
    );

    // 检查是否找到匹配的元素
    if (xpathResult.singleNodeValue) {
        var aContent = xpathResult.singleNodeValue.textContent;
		result+="http://"+aContent+":54321"+"\n"
        console.log("找到匹配的a标签内容:", aContent);
    }else break;
}

console.log(result)