extractBetween

extractBetween(string, start, end) → string · String

Extract the substring between two delimiter strings.

• string (required): the source string

• start (required): the start delimiter

• end (required): the end delimiter

echo '{"msg": "Hello [world] today"}' | utlx -e 'extractBetween($input.msg, "[", "]")'
# "world"

{
  tag: extractBetween($input.xml, "<name>", "</name>"),
  token: extractBetween($input.header, "Bearer ", " ")
}