Finds the last occurrence of a needle within a haystack.
In contrast to strrpos, 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. The characters are counted on the basis of the specified character set encoding.
The entire string.
The searched substring.
If encoding parameter is omitted or null, 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.
Returns the numeric position of the last occurrence of needle in haystack.
If needle is not found, iconv_strrpos will return false.
This function may return Boolean false, but may also return a non-Boolean value which evaluates to false. Please read the section on Booleans for more information. Use the === operator for testing the return value of this function.
|8.0.0||encoding is nullable now.|