This is documentation for the next version of Grafana k6 documentation. For the latest stable release, go to the latest version.

Documentation

Selection.filter(selector)

Open source

Selection.filter(selector)

Reduce the set of matched elements to those that match the selector or pass the function’s test. Mimics jquery.filter

Parameter	Type	Description
selector	function	A function used as a test for each element in the set.
selector	string	A string containing a selector expression to match elements against.
selector	Selection	A selection to match elements against.

Returns

Type	Description
Selection	The filter selection.

Example

JavaScript
import { parseHTML } from 'k6/html';
import { sleep } from 'k6';

export default function () {
  const content = `
<dl>
  <dt id="term-1">term 1</dt>
  <dd>definition 1-a</dd>
  <dd>definition 1-b</dd>
  <dd>definition 1-c</dd>
  <dd>definition 1-d</dd>

  <dt id="term-2">term 2</dt>
  <dd>definition 2-a</dd>
  <dd>definition 2-b</dd>
  <dd>definition 2-c</dd>

  <dt id="term-3">term 3</dt>
  <dd>definition 3-a</dd>
  <dd>definition 3-b</dd>
</dl>
  `;
  const doc = parseHTML(content);
  let sel;
  const els = doc.find('dl').children();

  sel = els.filter('#term-2');
  console.log(sel.text());

  sel = els.filter(function (idx, el) {
    return el.text() === 'definition 3-a';
  });
  console.log(sel.text());

  sel = els.filter(doc.find('dl dt#term-1'));
  console.log(sel.text());

  sleep(1);
}