PerformanceResourceTiming.toJSON()
The toJSON() method is a serializer that returns
a JSON representation of the PerformanceResourceTiming object.
Syntax
json = resourcePerfEntry.toJSON();
Arguments
None
Return value
- json
-
A JSON object that is the serialization of the
PerformanceResourceTimingobject as a map with entries from the closest inherited interface and with entries for each of the serializable attributes.
Example
// Get a resource performance entry
var perfEntries = performance.getEntriesByType("resource");
var entry = perfEntries[0];
// Get the JSON and log it
var json = entry.toJSON();
var s = JSON.stringify(json);
console.log("PerformanceEntry.toJSON = " + s);
Specifications
| Specification |
|---|
| Resource Timing Level 2 # dom-performanceresourcetiming-tojson |
Browser compatibility
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