uncompressedSize | R Documentation |
get size of uncompressed .gz file from 4-byte footer
uncompressedSize(gzfile)
gzfile |
character scalar filename |
the signed integer taken from the last 4 bytes of the file (little-endian). This only represents the size of the last complete gz stream in the file, and if the file does nto end with a completed gz stream, then the value returned by this function is invalid.
i.e. this function's return value is only valid if compressedFileDone(gzfile) == TRUE
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