Method can_undo

source/imgui_code_editor.hpp:152–152

Returns whether any actions have been recorded which can be reverted.

		/// Returns whether any actions have been recorded which can be reverted.
		/// </summary>
		bool can_undo() const { return _undo_index > 0; }
		/// <summary>
		/// Applies any last action(s) again that were previously reverted.
		/// </summary>