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inet_ntop

inet_ntop

(PHP 5 >= 5.1.0)

inet_ntopConverts a packed internet address to a human readable representation

说明

string inet_ntop ( string $in_addr )

This function converts a 32bit IPv4, or 128bit IPv6 address (if PHP was built with IPv6 support enabled) into an address family appropriate string representation.

参数

in_addr

A 32bit IPv4, or 128bit IPv6 address.

返回值

Returns a string representation of the address 或者在失败时返回 FALSE.

范例

Example #1 inet_ntop() Example

<?php
$packed 
chr(127) . chr(0) . chr(0) . chr(1);
$expanded inet_ntop($packed);


echo $expanded;

$packed str_repeat(chr(0), 15) . chr(1);
$expanded inet_ntop($packed);


echo $expanded;
?>

更新日志

版本 说明
5.3.0 This function is now available on Windows platforms.

参见

  • long2ip() - Converts an (IPv4) Internet network address into a string in Internet standard dotted format
  • ip2long() - Converts a string containing an (IPv4) Internet Protocol dotted address into a proper address
  • inet_pton() - Converts a human readable IP address to its packed in_addr representation

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  • long2ip
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