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The -I{} specifies that the arguments by results from ls will be placed in the location of the {} called the replacement string. In fact you can use whatever variable name you want instead of {}. For example, the following will also workchanging {} to varX also works,
| Code Block | ||
|---|---|---|
| ||
ls | xargs -t -IvarX md5 varX md5 file1.txt MD5 (file1.txt) = d41d8cd98f00b204e9800998ecf8427e md5 file2.txt MD5 (file2.txt) = d41d8cd98f00b204e9800998ecf8427e md5 file3.txt MD5 (file3.txt) = d41d8cd98f00b204e9800998ecf8427e |
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