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某个标签的id中存在#，document.getElementById可以直接选择，但是jquery就不行了，直接报错，需要怎么进行兼容性处理呢
Questions about the js selector? - PHP Chinese website Q&A - Questions about the js selector? - PHP Chinese website Q&A
Take a look around and learn.
试试用双反斜杠转义，即对于id="foo#bar"，用$('#foo\\#bar')试试看~
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Questions about the js selector? - PHP Chinese website Q&A - Questions about the js selector? - PHP Chinese website Q&A
Take a look around and learn.
试试用双反斜杠转义，即对于id="foo#bar"，用$('#foo\\#bar')试试看~