Selection.filter(selector)

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Selection.filter(selector)

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

ParameterTypeDescription
selectorfunctionA function used as a test for each element in the set.
selectorstringA string containing a selector expression to match elements against.
selectorSelectionA selection to match elements against.

Returns

TypeDescription
SelectionThe 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);
}