length

Summary

The number of nodes in the list.

Property of dom/NodeListdom/NodeList

Syntax

Note: This property is read-only.

var result = list.length;

Return Value

Returns an object of type unsigned longunsigned long

Examples

<!-- Three divs -->
<ul>
    <li class="fruit">Apple</li>
    &li;class="fruit">Banana</li>
    <li class="fruit">Cherry</li>
</ul>
<div id="fruit"></div>

<script>
    // Query the DOM for the nodes with the class 'fruit'
    var fruitNodes = document.querySelectorAll('.fruit');

    // Get the number of nodes found by using 'length'
    var fruitNodeCount = fruitNodes.length;

    // Displaying the value in the DOM
    document.getElementById('fruit').innerHTML = 'Number of fruit nodes: ' + fruitNodeCount;

// Number of fruit nodes: 3
</script>

View live example

Related specifications

DOM Level 1

Recommendation

DOM

Working Draft