Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →
instance method
IO#winsize
io.winsize → [rows, columns]
ext/io/console/console.c
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static VALUE
console_winsize(VALUE io)
{
rb_console_size_t ws;
int fd = GetWriteFD(io);
if (!getwinsize(fd, &ws)) sys_fail(io);
return rb_assoc_new(INT2NUM(winsize_row(&ws)), INT2NUM(winsize_col(&ws)));
}
Returns console size.
You must require ‘io/console’ to use this method.