# Association Methods

Programatically control associations with the below methods.

# relationships.addAssociation

The node making the call is the parent of the association.

Set an image to the background of the node

arguments

  node.relationships.addAssociation({
    child: otherNode,
    lineColor: '#000',
    lineOpacity: 1,
    lineEffect: 'outline',
    lineWidth: 10,
    isStraightLine: false,
    showParentArrow: true,
    showChildArrow: false
  });

Name	Type	Description
`child`	object	The child `node` to connect to
`lineColor`	string	The hex color of the connecting line
`lineOpacity`	integer	The opacity percentage of the connecting line (0.0 - 1.0)
`lineEffect`	string	The line effect to apply (`postItNote`, `dropShadow`, `outlined`, `tattered`, `posterize`, `pencil`)
`lineWidth`	integer	The width in px of the connecting line
`isStraightLine`	boolean	Set to `true` to make the line straight, defaults to bezier curve
`showParentArrow`	boolean	Show the arrowhead on the parent side
`showChildArrow`	boolean	Show the arrowhead on the child side

returns

null