End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

Symbol#succ

succ

static VALUE
sym_succ(VALUE sym)
{
    return rb_str_intern(rb_str_succ(rb_sym2str(sym)));
}

Example

sym.succ

Same as sym.to_s.succ.intern.

See also #start_with? #swapcase #slice #to_json also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1