End of Life Ruby 3.2 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

IO::generic_writable#puts

strio.puts(obj, ...) → nil

ext/stringio/stringio.c View on GitHub ↗

#define strio_puts rb_io_puts

See also #printf #write_nonblock #print also in 3.4 · 3.3 · 3.1 · 3.0