1. 修改 HTML 内容
<!DOCTYPE html> <html> <body> <p id = "change">原始内容</p> <script> document.getElementById("change").innerHTML = "修改过后的内容"; </script> </body> </html>
2. 修改 HTML 属性
<!DOCTYPE html> <html> <body> <a id = "change1" href = "https://www.baidu.com">这是百度</a> <br> <a id = "change2" href = "https://www.baidu.com">这是淘宝</a> <script> document.getElementById("change2").href = "https://www.taobao.com"; </script> </body> </html>
原文：https://www.cnblogs.com/zrmw/p/10375040.html