ajax判断链接是否有效?-灵析社区

字符串'2'为什么会显示有效(哈希模式) ![image.png](https://wmprod.oss-cn-shanghai.aliyuncs.com/images/20250103/3e1209f6cbef827d4e09bb7feb62acf8.png)![image.png](https://wmprod.oss-cn-shanghai.aliyuncs.com/images/20250103/7ab0472e646e17f20d028edda26337fe.png) ![image.png](https://wmprod.oss-cn-shanghai.aliyuncs.com/images/20250103/0fd1f695a9abc911a0b7774a7f385bd8.png) 希望用户点击查看按钮时，如何去判断文献网址的有效性，有效即跳转到该网址 ![image.png](https://wmprod.oss-cn-shanghai.aliyuncs.com/images/20250103/94af9ca5ecc2a2888f3f9b0807cdaa11.png)