Nodejs HTML Element Append appendFirst(el)

Method Source Code

HTMLElement.prototype.appendFirst = function(el) {
   if (!el) return;

   if (this.firstChild) {
      this.insertBefore(el, this.firstChild)
   } else {// www  .j a v a 2 s  . c  o m
      this.appendChild(el);
   }
}

Related

1. append(element)

   HTMLElement.prototype.append = function(element){
       this.appendChild(typeof element === 'string' ?
           document.createTextNode(element) : element);
   };
   

2. appendAfter(element)

   Element.prototype.appendAfter = function(element) {
     return element.parentNode.insertBefore(this, element.nextSibling);
   }, false;
   

3. appendBefore(element)

   Element.prototype.appendBefore = function(element) {
     return element.parentNode.insertBefore(this, element);
   }, false;
   

4. append(child)

   HTMLElement.prototype.append = function append(child) {
       this.appendChild(child);
       return this;
   };