toclevel4 — A fourth-level entry within a table of contents entry for a chapter-like component
          
         
         Description
            
               The ToClevel4 element is a ToC entry for
               a fourth-level section in a component.
               
            
            Processing expectations
               
                  Formatted as a displayed block.
                  
               
               
                  In real life, ToCs are usually generated automatically
                  by the presentation system and never have to be represented explicitly
                  in the document source.
                  
               
             
            Parents
               These elements contain toclevel4:
                  toclevel3.