(PHP 4, PHP 5, PHP 7, PHP 8)
long2ip — Converts a long integer address into a string in (IPv4) Internet standard dotted format
$ip): string|falseThe function long2ip() generates an Internet address in dotted format (i.e.: aaa.bbb.ccc.ddd) from the long integer representation.
ipA proper address representation in long integer.
   Returns the Internet IP address as a string,  or false on failure.
  
| Version | Description | 
|---|---|
| 7.1.0 | The parameter type of iphas been
       changed from string to int. | 
Note:
On 32-bit architectures, casting integer representations of IP addresses from string to int will not give correct results for numbers which exceed
PHP_INT_MAX.