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Performance.onresourcetimingbufferfull

The onresourcetimingbufferfull property is an event handler that will be called when the resourcetimingbufferfull event is fired. This event is fired when the browser's resource timing performance buffer is full.

Note: This feature is available in Web Workers.

Syntax

callback = performance.onresourcetimingbufferfull = buffer_full_cb;

Return value

callback: An EventHandler that is invoked when the resourcetimingbufferfull event is fired.

Example

The following example sets a callback function on the onresourcetimingbufferfull property.

function buffer_full(event) {
  console.log("WARNING: Resource Timing Buffer is FULL!");
  performance.setResourceTimingBufferSize(200);
}
function init() {
  // Set a callback if the resource buffer becomes filled
  performance.onresourcetimingbufferfull = buffer_full;
}
<body onload="init()">

Specifications

Specification	Status	Comment
Resource Timing Level 1 The definition of 'onresourcetimingbufferfull' in that specification.	Candidate Recommendation	Initial definition.

Browser compatibilityUpdate compatibility data on GitHub

	Desktop
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari
Basic support	46 46 ? — 57 Prefixed Prefixed Requires the vendor prefix: webkit	?	Yes	No	No	No