note 103211 deleted from language.types.float by danbrown
| From: | danbrown@php.net | Date: | Thu, 31 Mar 2011 21:28:50 +0000 |
| Subject: | note 103211 deleted from language.types.float by danbrown | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-178397@lists.php.net to get a copy of this message | ||
Note Submitter: zelko at mojeime dot com
----
<?php
$float32 = pack("f", -Inf);
$binarydata32 =unpack('H*',$float32); // "000080FF"
$float32 = pack("f", +Inf);
$binarydata32 =unpack('H*',$float32); // "0000807F"
$float32 = pack("f", NaN);
$binarydata32 =unpack('H*',$float32); // "0000C0FF"
$float64 = pack("d", -Inf);
$binarydata64 =unpack('H*',$float64); // "000000000000F0FF"
$float64 = pack("d", +Inf);
$binarydata64 =unpack('H*',$float64); // "000000000000F07F"
$float64 = pack("d", NaN);
$binarydata64 =unpack('H*',$float64); // "000000000000F8FF"
?>