JavaScript DOMの基本操作

		      
			document.getElementById(id )
			document.getElementsByTagName(    ) ---    
			document.getElementsByClassName(  )  ---    
			
			document.querySelector(   )
				                
			document.querySelectorAll(   )
				              ---    
		      
			    .innerHTML
				          
			    .innerText
				          
			    .value
		    
			    .     ----            
			
			    .getAttribute(   )
			
		  css   
			    .style.    ---             

			                          
		      
			document.createElement(    )
			   .appendChild(       )
		      
			var text_node = document.createTextNode("    ")
			//      div 
			    .appendChild(text_node)
			
			        
				    .innerHTML = " "
				  
				    .innerText =     
			
		      
			    .setAttribute("   ", "   ")
			           
			    .    =    
		    /  
			                     
			   .appendChild(       )
			   .insertBefore(       ,       )
				                 
		    
			   .replaceChild(   ,    )
		
		    
			   .removeChild(   )

		    .innerText|    .innerHTML ---   /      
		    .value ---   /           
		    .parentNode ---