Verify the js and php email addresses. There are many ways to verify the email address. On the browser side, js mailbox verification can be detected through regular expressions. For example: Source code ^ ([a-z] | d | [! # $ % * + -? ^ _ '{|} ~] | [There are many ways to verify the u00A0-uD7FFuF9 mailbox address. On the browser side, js mailbox verification can be detected through regular expressions.
For example, source code
/^ ([A-z] | \ d | [! # \ $ % & '\ * \ + \-\/= \? \ ^ _ '{\|}~] | [\ U00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) + (\. ([a-z] | \ d | [! # \ $ % & '\ * \ + \-\/= \? \ ^ _ '{\|}~] | [\ U00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) +) * | (\ x22) (\ x20 | \ x09) * (\ x0d \ x0a ))? (\ X20 | \ x09) + )? ([\ X01-\ x08 \ x0b \ x0c \ x0e-\ x1f \ x7f] | \ x21 | [\ x23-\ x5b] | [\ x5d-\ x7e] | [\ u00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) | (\ ([\ x01-\ x09 \ x0b \ x0c \ x0d-\ x7f] | [\ u00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) ))) * (\ x20 | \ x09) * (\ x0d \ x0a ))? (\ X20 | \ x09) + )? (\ X22) @ ([a-z] | \ d | [\ u00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) | ([a-z] | \ d | [\ u00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) ([a-z] | \ d |-| \. | _ | ~ | [\ U00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) * ([a-z] | \ d | [\ u00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) \.) + ([a-z] | [\ u00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) | ([a-z] | [\ u00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) ([a-z] | \ d |-| \. | _ | ~ | [\ U00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) * ([a-z] | [\ u00A0-\ uD7FF \ uF900-\ uFDCF \ uFDF0-\ uFFEF]) $ /}View Code
The call is simple:
(IsEmail ('youremail @ yourdomain.com ') {console. log ('this is email is valid ');}View Code
For server-side verification. Php is the simplest:
IsEmail (filter_var (,}View Code
But this can also be complicated.
Like this one. He established a complete email address verification website system. It is estimated that few people do this.
To be honest, I have to admire it.
Bytes. On the browser side, js mailbox verification can be detected through regular expressions. For example: Source code/^ ([a-z] | \ d | [! # \ $ % '\ * \ + \-\/= \? \ ^ _ '{\|}~] | [\ U00A0-\ uD7FF \ uf9...