JavaScript move out node RemoveChild () Use introduction

This article mainly introduced the JavaScript node operation to move out node removechild () The use, needs the friend to be possible to refer to under

RemoveChild (a) is used to delete an existing element parameter in a document A: the node code to be removed is as follows: <div id= "Guodiv" > <span>1</span> <span>2</  Span> <span>3</span> </div> var odiv = document.getElementById ("Guodiv"); var firschild = Odiv.firstelementchild? oDiv.firstElementChild:oDiv.firstChild var returnnode = Odiv.removechild (firschild); Moves the first element, returns the removed element alert (returnnode.innerhtml); 1 var lastchild = Odiv.lastelementchild?  ODiv.lastElementChild:oDiv.lastChild; Returnnode = Odiv.removechild (LastChild); Move out the first element, and return the moved element alert (returnnode.innerhtml);//3