php 한글 메뉴얼 도움말 검색 사이트 Finds first occurrence of a string within another, case insensitive [function.mb-stristr]

설명

string mb_stristr ( string $haystack , string $needle [, bool $before_needle = false [, string $encoding = mb_internal_encoding() ]] )

mb_stristr() finds the first occurrence of needle in haystack and returns the portion of haystack. Unlike mb_strstr(), mb_stristr() is case-insensitive. If needle is not found, it returns FALSE.

인수

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.

반환값

Returns the portion of haystack, or FALSE if needle is not found.

참고

stristr() - 대소문자를 구분하지 않는 strstr
strstr() - 문자열이 처음으로 나오는 부분을 찾습니다
mb_strstr() - Finds first occurrence of a string within another