单选题
发布日期:2020-04-10
FileOutputStream has no constructors matching the given arguments.
An IOExeception will be thrown if a file named data already exists.
An IOExeception will be thrown if a file named data does not already exist.
If a file named data exists, its contents will be reset and overwritten.
If a file named data exists, output will be appended to its current contents.
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