matches()    = true
group(0)     = 2026-03-14 ERROR disk /dev/sda1 is 97% full
group(2)     = ERROR
level        = ERROR
start(msg)   = 17, end(msg) = 43
namedGroups  = {date=1, level=2, msg=3}

matches()    on "order-42 shipped" = false
lookingAt()  on "order-42 shipped" = false
find()       on "order-42 shipped" = true

results() over "a1 b22 c333":
  a1 -> group(1)=1
  b22 -> group(1)=22
  c333 -> group(1)=333

no flags            : 0
CASE_INSENSITIVE    : 0
MULTILINE           : 1
MULTILINE|CASE_INS. : 3
embedded (?im)      : 3
'.' vs newline      : 0 / DOTALL 1
COMMENTS            : 1