(PHP 3>= 3.0.6, PHP 4 )
stristr --
Case-insensitive
strstr()
Description
string stristr (string haystack, string needle)
Returns all of haystack from the first
occurrence of needle to the end.
needle and haystack
are examined in a case-insensitive manner.
If needle is not found, returns false.
If needle is not a string, it is converted
to an integer and applied as the ordinal value of a character.
See also strchr(),
strrchr(), substr(), and
ereg().