(PHP 5 >= 5.2.0, PHP 7)
Finds first occurrence of a string within another
string mb_strstr ( string $haystack, string $needle [, bool $before_needle = false [, string $encoding = mb_internal_encoding() ]] )
mb_strstr() finds the first occurrence of needle
in haystack
and returns the portion of haystack
. If needle
is not found, it returns FALSE
.
Parameters:
haystack
The string from which to get the first occurrence of needle
needle
The string to find in haystack
before_needle
Determines which portion of haystack
this function returns. If set to TRUE
, it returns all of haystack
from the beginning to the first occurrence of needle
(excluding needle). If set to FALSE
, it returns all of haystack
from the first occurrence of needle
to the end (including needle).
encoding
Character encoding name to use. If it is omitted, internal character encoding is used.
Returns:
Returns the portion of haystack
, or FALSE
if needle
is not found.
See also:
strstr() -
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