How many functions does PHP offer for searching and modifying strings using Per

Question

How many functions does PHP offer for searching and modifying strings using Perl-compatible regular expressions.

Options:

A . 7

B . 8

C . 9

D . 10

Answer: Option B

The functions are preg_filter(), preg_grep(), preg_match(), preg_match_all(), preg_quote(), preg_replace(), preg_replace_callback(), and preg_split().

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