mb_strimwidthmb_stripos
(PHP 5 >= 5.2.0)
mb_stripos — Finds position of first occurrence of a string within another, case insensitive
说明
$haystack
, string $needle
[, int $offset
[, string $encoding
]] )
mb_stripos() returns the numeric position of
the first occurrence of needle in the
haystack string.
Unlike mb_strpos(),
mb_stripos() is case-insensitive.
If needle is not found, it returns FALSE.
参数
-
haystack -
The string from which to get the position of the first occurrence of
needle -
needle -
The string to find in
haystack -
offset -
The position in
haystackto start searching -
encoding -
Character encoding name to use. If it is omitted, internal character encoding is used.
返回值
Return the numeric position of the first occurrence of
needle in the haystack
string, or FALSE if needle is not found.
参见
- stripos() - 查找字符串首次出现的位置（不区分大小写）
- strpos() - 查找字符串首次出现的位置
- mb_strpos() - Find position of first occurrence of string in a string
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mb_stripos