rsh

detect columns for strings

Attempt to automatically split text into multiple columns.

Signature

> detect columns {flags}

Flags

  • --skip, -s {int}: number of rows to skip before detecting
  • --no-headers, -n: don't detect headers
  • --combine-columns, -c {range}: columns to be combined; listed as a range

Input/output types:

input output
string table

Examples

Splits string across multiple columns

> 'a b c' | detect columns --no-headers
╭───┬─────────┬─────────┬─────────╮
│ # │ column0 │ column1 │ column2 │
├───┼─────────┼─────────┼─────────┤
│ 0 │ a       │ b       │ c       │
╰───┴─────────┴─────────┴─────────╯


> $'c1 c2 c3 c4 c5(char nl)a b c d e' | detect columns --combine-columns 0..1

Splits a multi-line string into columns with headers detected 

> $'c1 c2 c3 c4 c5(char nl)a b c d e' | detect columns --combine-columns -2..-1

Splits a multi-line string into columns with headers detected 

> $'c1 c2 c3 c4 c5(char nl)a b c d e' | detect columns --combine-columns 2..

Parse external ls command and combine columns for datetime

> ^ls -lh | detect columns --no-headers --skip 1 --combine-columns 5..7