code: function (options, coll) {
  		var obj = new PlotLineOrBand(this, options).render(),
  			userOptions = this.userOptions;
  
  		if (obj) { // #2189
  			// Add it to the user options for exporting and Axis.update
  			if (coll) {
  				userOptions[coll] = userOptions[coll] || [];
  				userOptions[coll].push(options); 
  			}
  			this.plotLinesAndBands.push(obj); 
  		}
  		
  		return obj;
  	}
docs: Add a plot band or plot line after render time
  
  @param options {Object} The plotBand or plotLine configuration object