File.length

File.length

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Syntax
public long length()
Returns
the length, in bytes, of the file specified by this object, or 0L if the specified file does not exist.
Description
Returns the length of the file represented by this File object.

Exceptions
SecurityException if a security manager exists, its checkRead method is called with the pathname of this File to see if the application is allowed read access to the file.
See Also
getPath, checkRead