var len = undefined;
var red = {color:'red'};
var black = {color:'black'};
var blue = {color:'blue'};
var gray = {background: '#c0c0c0', border: '#000',
highlight:{background:'red',border:'black', color:blue}};
var nodes = new vis.DataSet([
{id: 1, color:gray}, // you can add: label: "Hi"
{id: 2, color:gray},
{id: 3, color:gray},
{id: 4, color:gray},
{id: 5, color:gray},
{id: 6, color:gray},
]);
var edges = [
{from: 1, to: 5, color: red},
{from: 1, to: 6, color: red},
{from: 1, to: 6, color: red},
{from: 1, to: 6, color: red},
{from: 1, to: 2, color: black},
{from: 2, to: 6, color: black},
{from: 2, to: 2, color: blue},
{from: 2, to: 3, color: black},
{from: 3, to: 6, color: red},
{from: 3, to: 6, color: red},
{from: 3, to: 3, color: blue},
{from: 3, to: 4, color: black},
{from: 4, to: 4, color: blue},
{from: 4, to: 5, color: black},
{from: 4, to: 6, color: red},
{from: 4, to: 6, color: red},
{from: 5, to: 1, color: red},
{from: 5, to: 6, color: black},
]
// create a network
var container = mynetwork;
var data = {
nodes: nodes,
edges: edges
};
var options = {
nodes: {
shape: 'dot',
size: 12,
font: {
size: 22,
color: '#000000'
},
borderWidth: 1.5
},
edges: {
width: 3,
selfReferenceSize:40,
length:80,
color : {
highlight: "green"
}
}
};
network = new vis.Network(container, data, options);
#mynetwork {
width: 100%;
height: 200px;
}
<script src="https://cdnjs.cloudflare.com/ajax/libs/vis/4.21.0/vis.min.js"></script>
<div id="mynetwork"></div>