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file ”determines the type of a file by looking at its contentsfile [[ f ffile ] [ cl ] [ m mfile ] filename... file performs a series of tests on each filename in an attempt to determine what it contains. If the contents of the file appear to be ASCII text, file examines the first 512 bytes and tries to guess its language. Example A.26.1 file bin/ls /bin/ls: sparc pure dynamically linked executable 2 file go go: executable shell script 3 file junk junk: English text EXPLANATION
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