note 59622 added to ref.strings
| From: | dkflbk at nm dot ru | Date: | Sun, 11 Dec 2005 16:58:04 +0000 |
| Subject: | note 59622 added to ref.strings | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-99957@lists.php.net to get a copy of this message | ||
I needed str2bin() function for one of my project, so if some one else is want to use it, have fun
:)
<?php
/**
* Returns an ASCII string containing
* the binary representation of the input data .
**/
function str2bin($str, $mode=0) {
$out = false;
for($a=0; $a < strlen($str); $a++) {
$dec = ord(substr($str,$a,1));
$bin = '';
for($i=7; $i>=0; $i--) {
if ( $dec >= pow(2, $i) ) {
$bin .= "1";
$dec -= pow(2, $i);
} else {
$bin .= "0";
}
}
/* Default-mode */
if ( $mode == 0 ) $out .= $bin;
/* Human-mode (easy to read) */
if ( $mode == 1 ) $out .= $bin . " ";
/* Array-mode (easy to use) */
if ( $mode == 2 ) $out[$a] = $bin;
}
return $out;
}
?>
----
Manual Page -- http://www.php.net/manual/en/ref.strings.php
Edit -- http://master.php.net/manage/user-notes.php?action=edit+59622
Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+59622&report=yes&reason=added+to+the+manual
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Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+59622&report=yes
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