# rename
> renames multiple files
- Change foo to bar in matching filenames
`rename {{'s/foo/bar/'}} {{*.txt}}`
- Convert to lower case
`rename -c {{*.txt}}`
- Replace whitespace with underscores
`rename --nows {{*.txt}}`
`rename 's/\s+/_/g' {{*.txt}}`
- No action, just show what renames would occur
`rename -n {{'s/foo/bar/'}} {{*.txt}}`
