iconv 함수 목록
PHP Manual

iconv_strpos

(PHP 5)

iconv_strposFinds position of first occurrence of a needle within a haystack

설명

int iconv_strpos ( string $haystack , string $needle [, int $offset= 0 [, string $charset= ini_set("iconv.internal_encoding") ]] )

Finds position of first occurrence of a needle within a haystack.

In contrast to strpos(), the return value of iconv_strpos() is the number of characters that appear before the needle, rather than the offset in bytes to the position where the needle has been found. The characters are counted on the basis of the specified character set charset .

인수

haystack

The entire string.

needle

The searched substring.

offset

The optional offset parameter specifies the position from which the search should be performed.

charset

If charset parameter is omitted, string are assumed to be encoded in iconv.internal_encoding.

If haystack or needle is not a string, it is converted to a string and applied as the ordinal value of a character.

반환값

Returns the numeric position of the first occurrence of needle in haystack .

If needle is not found, iconv_strpos() will return FALSE.

Warning

이 함수는 논리 FALSE를 반환하지만, 0이나 "" 등, 논리 FALSE로 취급할 수 있는 다른 값을 반환할 수 있습니다. 자세한 정보는 논리형 섹션을 참고하십시오. 이 함수의 반환값을 확인하려면 === 연산자를 이용하십시오.

참고


iconv 함수 목록
PHP Manual