| Net_IPv4::ip2double() | Net_IPv4::validateNetmask() |
| Net_IPv4 | |
| PEAR Manual | |
require_once 'Net/IPv4.php';
|
bool validateIP (
string $ip_addr
)
Validates the syntax of an IP address in dot-quad format. Returns true if address is valid, false if not.
This function can be called statically.
| Net_IPv4::ip2double() | Net_IPv4::validateNetmask() |
| Net_IPv4 | |
| PEAR Manual | |