docs/sql-manual/sql-functions/ip-functions/to-ipv4-or-null.md

{ “title”: “TO_IPV4_OR_NULL”, “language”: “en” }

TO_IPV4_OR_NULL

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

mysql> select to_ipv4_or_null('.');
+----------------------+
| to_ipv4_or_null('.') |
+----------------------+
| NULL                 |
+----------------------+

mysql> select to_ipv4_or_null(NULL);
+-----------------------+
| to_ipv4_or_null(NULL) |
+-----------------------+
| NULL                  |
+-----------------------+

Keywords

TO_IPV4_OR_NULL, IP