File Data/Operations
What kind of data is held in files?
Text files contain ASCII characters ...
- each byte has value in range 0..127 (7-bits unsigned)
- typically partitioned into lines (
"\n" or "\r\n" )
Binary files contain arbitrary bytes ...
- each byte has full 8-bits available
- sequences of bytes may be interpreted as e.g.
int
Type of data in a file is determined by suffix or by content
(e.g. .c .o .txt .tex .doc .jpg .mp3 .wmv vs Unix file command )
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