to_int()
Invokes the child class’s to_i method to convert num to an integer.
/* * call-seq: * num.to_int => integer * * Invokes the child class's <code>to_i</code> method to convert * <i>num</i> to an integer. */ static VALUE num_to_int(num) VALUE num; { return rb_funcall(num, id_to_i, 0, 0); }