diffLines

Compares two texts line by line.

Details #

diffLines(a, b) compares the lines of a and b and returns a record of three lists: removed (in a only), added (in b only) and unchanged (in both, in order). Line endings don't matter.

Parameters #

Takes 2 arguments. {{ diffLines(text, b) }}

Examples #

diffLines("a\nb\nc", "a\nc\nd")

→

{
  "added" : [
    "d"
  ],
  "removed" : [
    "b"
  ],
  "unchanged" : [
    "a",
    "c"
  ]
}

length(diffLines(old, new).added)

→ 2

Sample variable	Value
`new`	`a c d`
`old`	`a b`

Gotchas #

A changed line is a removed line and an added one.