ID:               43993
 Updated by:       [EMAIL PROTECTED]
 Reported By:      josmessa at uk dot ibm dot com
 Status:           Assigned
 Bug Type:         mbstring related
 Operating System: Windows XP SP2
 PHP Version:      5.2CVS-2008-01-31 (snap)
 Assigned To:      hirokawa
 New Comment:

mb_substr_count is supporting overlapping needles.
Is this a problem of substr_count ?





Previous Comments:
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[2008-01-31 17:08:52] [EMAIL PROTECTED]

Assigning to extension maintainer

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[2008-01-31 14:27:02] josmessa at uk dot ibm dot com

Description:
------------
In the documentation for substr_count there is a note that says: "Note:
This function doesn't count overlapped substrings. See the example
below! ". mb_substr_count does not replicate this behaviour, and as
mb_substr_count can overload substr_count I think it should.

Reproduce code:
---------------
<?php
$string_ascii = 'abcabcabc';
echo "mb_substr_count: ";
var_dump(mb_substr_count($string_ascii, 'abcabc')); //needle overlaps
in haystack
echo "substr_count:    ";
var_dump(substr_count($string_ascii, 'abcabc'));
?>

Expected result:
----------------
mb_substr_count: int(1)
substr_count:    int(1)


Actual result:
--------------
mb_substr_count: int(2)
substr_count:    int(1)



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