Returns part of haystack string from the first occurrence of case-insensitive needle to the end of haystack.
Parameters
haystack
The input string. Must be valid UTF-8.
needle
The string to look for. Must be valid UTF-8.
before_needle
If TRUE (the default is FALSE), grapheme_strstr() returns the part of the
haystack before the first occurence of the needle.
Return Values
Returns the portion of $haystack, or FALSE if $needle is not found.
Examples
Example #1 grapheme_stristr() example
<?php
$char_a_ring_nfd = "a\xCC\x8A"; // 'LATIN SMALL LETTER A WITH RING ABOVE' (U+00E5) normalization form "D" $char_o_diaeresis_nfd = "o\xCC\x88"; // 'LATIN SMALL LETTER O WITH DIAERESIS' (U+00F6) normalization form "D" $char_O_diaeresis_nfd = "O\xCC\x88"; // 'LATIN CAPITAL LETTER O WITH DIAERESIS' (U+00D6) normalization form "D"