string strstr
(string haystack, string needle)
Returns all of haystack from the first occurrence of needle to the end.
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.
Note: Note that this function is case-sensitive. For case-insensitive searches, use stristr().
Example 1. Strstr() example
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