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
Beschreibung
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.
Parameter-Liste
-
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
-
Der Parameter
encoding
legt das Zeichenencoding fest. Wird er nicht übergeben so wird die interne Zeichenkodierung genutzt.
Rückgabewerte
Returns the numeric position of
the last occurrence of needle
in the
haystack
string. If
needle
is not found, it returns false
.
Changelog
Version | Beschreibung |
---|---|
8.0.0 |
needle akzeptiert nun eine leere Zeichenkette.
|
8.0.0 |
Passing the encoding as the third argument
instead of an offset has been removed.
|
8.0.0 |
encoding ist nun nullable (akzeptiert den
null -Wert).
|
Siehe auch
- mb_strpos() - Find position of first occurrence of string in a string
- mb_internal_encoding() - Set/Get internal character encoding
- strrpos() - Findet die Position des letzten Vorkommens eines Teilstrings innerhalb einer Zeichenkette