stream.available()

[Stream]

説明

available() gets the number of bytes available in the stream. This is only for bytes that have already arrived.

This function is part of the Stream class and is called by any class that inherits from it (Wire, Serial, etc).

構文

stream.available()

媒介変数

stream : an instance of a class that inherits from Stream.

戻り値

int: the number of bytes available to read

See also

• Stream

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