INET_ATON

Syntax

INET_ATON(expr)

Description

Given the dotted-quad representation of an IPv4 network address as a string, returns an integer that represents the numeric value of the address. Addresses may be 4- or 8-byte addresses.

Returns NULL if the argument is not understood.

Examples

SELECT INET_ATON('192.168.1.1');
+--------------------------+
| INET_ATON('192.168.1.1') |
+--------------------------+
|               3232235777 |
+--------------------------+

This is calculated as follows: 192 x 256³ + 168 x 256 ² + 1 x 256 + 1

See Also

• INET6_ATON()
• INET_NTOA()