INET_NTOA

INET_NTOA

SinceVersion dev

INET_NTOA

description

Syntax

VARCHAR INET_NTOA(BIGINT ipv4_num)

Takes a Int16、Int32、Int64 number. Interprets it as an IPv4 address in big endian. Returns a string containing the corresponding IPv4 address in the format A.B.C.d (dot-separated numbers in decimal form).

notice

will return NULL if the input parameter is negative or larger than 4294967295(num value of '255.255.255.255')

example

mysql> select inet_ntoa(3232235521);
+-----------------------------+
| ipv4numtostring(3232235521) |
+-----------------------------+
| 192.168.0.1                 |
+-----------------------------+
1 row in set (0.01 sec)

mysql> select num,inet_ntoa(num) from ipv4_bi;
+------------+------------------------+
| num        | ipv4numtostring(`num`) |
+------------+------------------------+
|         -1 | NULL                   |
|          0 | 0.0.0.0                |
| 2130706433 | 127.0.0.1              |
| 4294967295 | 255.255.255.255        |
| 4294967296 | NULL                   |
+------------+------------------------+
7 rows in set (0.01 sec)

keywords

INET_NTOA, IP