$ docker
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
function calculateResourceMetrics() { | |
let resources = window.performance.getEntriesByType('resource'); | |
// Iterate through each resource | |
resources.forEach(function(resource) { | |
let transferedOverNetworkSize = `${resource.transferSize/1000}kb`; | |
let dnsLookupTime = `${resource.domainLookupEnd - resource.domainLookupStart}ms`; | |
let tcpHandshakeTime = `${resource.connectEnd - resource.connectStart}ms`; | |
let sslHandshakeTime = 0; | |
if (resource.secureConnectionStart > 0) { | |
sslHandshakeTime = resource.connectEnd - resource.secureConnectionStart; |