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{string.position.first.occurrence.case.insensitive(String $haystack, String $needle, Int $offset=0)}
Find the position of the last occurrence of a case-insensitive substring in a string.
Find the numeric position of the last occurrence of needle
in the haystack
string.
offset
If specified, search will start this number of characters counted from the beginning of the string.
If the offset is negative, the search will start this number of characters counted from the end of the string.
Returns the position as an
integer
of where the needle exists relative to the beginning of the haystack string (independent of offset). Also note that string positions start at0
, and not 1. Returns false if the needle was not found.
https://www.php.net/manual/en/function.strrpos.php
Last modified: 2021-06-07
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