# xan drop ```txt Drop columns of a CSV file using the same DSL as "xan select". Basically a shorthand for the negative selection of "xan select". Usage: xan drop [options] [--] [] xan drop --help Common options: -h, --help Display this message -o, --output Write output to instead of stdout. -n, --no-headers When set, the first row will not be interpreted as headers. (i.e., They are not searched, analyzed, sliced, etc.) -d, --delimiter The field delimiter for reading CSV data. Must be a single character. ```