TO_IPV4_OR_NULL

SinceVersion dev

TO_IPV4_OR_NULL

description

Syntax

IPV4 TO_IPV4_OR_NULL(STRING ipv4_str)

Same as to_ipv4, but if the IPv4 address has an invalid format, it returns NULL.

notice

If input is NULL, return NULL.

example

1. mysql> select to_ipv4_or_null('.');
2. +----------------------+
3. | to_ipv4_or_null('.') |
4. +----------------------+
5. | NULL                 |
6. +----------------------+

8. mysql> select to_ipv4_or_null(NULL);
9. +-----------------------+
10. | to_ipv4_or_null(NULL) |
11. +-----------------------+
12. | NULL                  |
13. +-----------------------+

keywords

TO_IPV4_OR_NULL, IP