Prism::StringNode#frozen?

frozen?

# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16901
def frozen?
  flags.anybits?(StringFlags::FROZEN)
end

def frozen?: () -> bool

See also #forced_utf8_encoding? #inspect #forced_binary_encoding? #mutable? also in 4.0 · 3.3