iconv_strrpos

(PHP 5)

iconv_strrpos — Finds the last occurrence of a needle within a haystack

Popis

int iconv_strrpos ( string $haystack , string $needle [, string $charset ] )

In contrast to strpos(), the return value of iconv_strrpos() 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.

Parametre

haystack: The entire string.
needle: The searched substring.
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.

Vrátené hodnoty

Returns the numeric position of the last occurrence of needle in haystack . The characters are counted on the basis of the specified character set charset .

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

Warning

Táto funkcia môže vrátiť Boolean FALSE, ale môže tiež vrátiť ne-Booleanovskú hodnotu, ktorá sa vyhodnotí ako FALSE, ako je 0 alebo "". Prosím, prečítajte si sekciu o Booleanoch pre viac informácií. Používajte operátor === pre testovanie vrátenej hodnoty tejto funkcie.

Tiež pozri

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iconv_substr

iconv_strpos

Last updated: Sun, 25 Nov 2007