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This is the documentation for a snapshot of the develop branch, built from commit 3e77cd019e.
basic_random_access_file::resize (2 of 2 overloads)

Inherited from basic_file.

Alter the size of the file.

void resize(
    uint64_t n,
    boost::system::error_code & ec);

This function resizes the file to the specified size, in bytes. If the current file size exceeds n then any extra data is discarded. If the current size is less than n then the file is extended and filled with zeroes.



The new size for the file.


Set to indicate what error occurred, if any.