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Website Programming in PHP / MYSQL
iconv_strrpos
(PHP 5)
iconv_strrpos — Finds the last occurrence of a needle within a haystack
Description
In contrast to strpos(), the return value of iconv_strrpos() is the number of characters that appear before the needle, rather than the offset in bytes to the position where the needle has been found.
Parameters
- haystack
-
The entire string.
- needle
-
The searched substring.
- charset
-
If charset parameter is omitted, string are assumed to be encoded in iconv.internal_encoding.
If haystack or needle is not a string, it is converted to a string and applied as the ordinal value of a character.
Return Values
Returns the numeric position of the last occurrence of needle in haystack . The characters are counted on the basis of the specified character set charset .
If needle is not found, iconv_strrpos() will return FALSE.
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.
