LargestContentfulPaint.loadTime

The loadTime read-only property of the LargestContentfulPaint interface returns the time that the element was loaded.

Syntax

let loadTime = LargestContentfulPaint.loadTime;

Value

A timestamp representing the time in milliseconds that the element was loaded.

Examples

The following example gets the LargestContentfulPaint object and prints the value of loadTime to the console.

try {
  let lcp;

  const po = new PerformanceObserver((entryList) => {
    const entries = entryList.getEntries();
    const lastEntry = entries[entries.length - 1];
    console.log(lastEntry.loadTime);
  });

  po.observe({type: 'largest-contentful-paint', buffered: true});

} catch (e) {
  // Do nothing if the browser doesn't support this API.
}

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
loadTime
77
79
No
No
Yes
No
77
77
No
Yes
No
12.0

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https://developer.mozilla.org/en-US/docs/Web/API/LargestContentfulPaint/loadTime