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                                   strripos

   (PHP 5 CVS only)
   strripos --  Find position of last occurrence of a case-insensitive
   string in a string

Description

   int strripos ( string haystack, string needle [, int offset])

   Returns the numeric position of the last occurrence of needle in the
   haystack string. Unlike strrpos(), strripos() is case-insensitive.
   Also note that string positions start at 0, and not 1.

   Note that the needle may be a string of one or more characters.

   If needle is not found, FALSE is returned.

   Warning

   This function may return Boolean FALSE, but may also return a
   non-Boolean value which evaluates to FALSE, such as 0 or "". Please
   read the section on Booleans for more information. Use the ===
   operator for testing the return value of this function.

   Example 1. A simple strripos() example
   <?php
   $haystack = 'ababcd';
   $needle   = 'aB';
   $pos      = strripos($haystack, $needle);
   if ($pos === false) {
       echo "Sorry, we did not find ($needle) in ($haystack)";
   } else {
       echo "Congratulations!\n";
       echo "We found the last ($needle) in ($haystack) at position
   ($pos)";
   }
   ?>

   Outputs:
Congratulations!
   We found the last (aB) in (ababcd) at position (2)

   offset may be specified to begin searching an arbitrary number of
   characters into the string. Negative values will stop searching at an
   arbitrary point prior to the end of the string.

   See also strrpos(), strrchr(), substr(), stripos() and stristr().
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