Check the URL

let str = "https://www.baidu.com/s?wd=%E6%8E%98%E9%87%91&rsv_spt=1&E%2598%25E9%2587%2591&rsp=0";
let reg = / ^ (? :(http|https|ftp):\/\/)? ((? :[\w-]+\.) +[a-z0-9]+)((? : \ [# ^ /?] / *) +)? (\? [^ #] +)? (#. +)? $/i;
console.log(reg.exec(str));
Copy the code

URL format

  • 1. The agreement:/ ^ (? :(http|https|ftp):\/\/)?
  • 2. The domain name:((? :[\w-]+\.) +[a-z0-9]+)
  • / /index.html /stu/index.html /stu((? : \ [# ^ /?] / *) +)?
  • 4. Question mark reference? xxx=xxx&xxx=xxx(\? [^ #] +)?
  • 5. Hash # XXX(#. +)? $/i;

Check the password

The password contains 6 to 16 uppercase and lowercase letters and digits

let reg = / (? ! ^[a-zA-Z]+$)(? ! ^[A-Z0-9]+$)(? ! ^ / a - z0-9 + $) ^ [a zA - z0-9] 6 16th} {$/;
Copy the code