find() reads data from the stream until the target is found. The function returns true if the target is found, or false if the operation times out (see Stream.setTimeout()).
This function is part of the Stream class, and can be called by any class that inherits from it (Wire, Serial, etc). See the Stream class main page for more information.
stream.find(target)stream.find(target, length)target: the string to search for. Allowed data types: char*.length: length of the target. Allowed data types: size_t.true if the target is found, false if the operation times out. Data type: bool.