TO_IPV4_OR_DEFAULT

TO_IPV4_OR_DEFAULT

Description

Syntax

IPV4 TO_IPV4_OR_DEFAULT(STRING ipv4_str)

Same as to_ipv4, but if the IPv4 address has an invalid format, it returns 0.0.0.0 (0 as IPv4).

Notice

If input is NULL, return 0.0.0.0 (0 as IPv4).

Example

  1. mysql> select to_ipv4_or_default('.');
  2. +-------------------------+
  3. | to_ipv4_or_default('.') |
  4. +-------------------------+
  5. | 0.0.0.0                 |
  6. +-------------------------+
  8. mysql> select to_ipv4_or_default(NULL);
  9. +--------------------------+
  10. | to_ipv4_or_default(NULL) |
  11. +--------------------------+
  12. | 0.0.0.0                  |
  13. +--------------------------+

Keywords

TO_IPV4_OR_DEFAULT, IP