mb_strrpos
(PHP 4 >= 4.0.6, PHP 5, PHP 7, PHP 8)
mb_strrpos — Find position of last occurrence of a string in a string
Description
mb_strrpos(
string
string
int
?string
): int|false
string
$haystack,string
$needle,int
$offset = 0,?string
$encoding = null): int|false
Performs a multibyte safe
strrpos() operation based on the
number of characters. needle position is
counted from the beginning of
haystack. First character's position is
0. Second character position is 1.
Parameters
-
haystack -
The string being checked, for the last occurrence of
needle -
needle -
The string to find in
haystack. -
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.
-
encoding -
The
encodingparameter is the character encoding. If it is omitted ornull, the internal character encoding value will be used.
Return Values
Returns the numeric position of
the last occurrence of needle in the
haystack string. If
needle is not found, it returns false.
Changelog
| Version | Description |
|---|---|
| 8.0.0 |
needle now accepts an empty string.
|
| 8.0.0 |
Passing the encoding as the third argument
instead of an offset has been removed.
|
| 8.0.0 |
encoding is nullable now.
|
See Also
- mb_strpos() - Find position of first occurrence of string in a string
- mb_internal_encoding() - Set/Get internal character encoding
- strrpos() - Find the position of the last occurrence of a substring in a string
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