Returns the numeric position of the last occurrence of
needle in the
haystack string. Unlike
strrpos(), strripos() is
case-insensitive. Also note that string positions start at 0, and not
Note that the
needle may be a string of one or
needle is not found, FALSE is returned.
This function may return Boolean FALSE, but may also return a non-Boolean value which evaluates to FALSE, such as 0 or "". Please read the section on Booleans for more information. Use the === operator for testing the return value of this function.
Example 1. A simple strripos() example
offset parameter may be specified to begin
searching an arbitrary number of characters into the string.
Negative offset values will start the search at
offset characters from the
start of the string.