read()

Description

Read a byte from the file.

read() inherits from the Stream utility class.

Syntax


file.read()

Parameters

file: an instance of the File class (returned by SD.open())

Returns

The next byte (or character), or -1 if none is available.

See Also

available()
peek()
write()
Stream.read()


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The text of the 86Duino reference is a modification of the Arduino reference, and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.