| <!DOCTYPE html> | 
 | <html> | 
 | <head> | 
 | <title>Console Timing Methods - Logging Manual Test</title> | 
 | <meta name="author" title="Dominic Farolino" href="mailto:domfarolino@gmail.com"> | 
 | <meta name="assert" content="Console timing methods"> | 
 | <link rel="help" href="https://console.spec.whatwg.org/#timing"> | 
 | </head> | 
 | <body> | 
 | <p>Open the console inside the developer tools. It should contain entries whose contents are:</p> | 
 | <p><code>default: <some time></code></p> | 
 | <p><code>default: <some time></code></p> | 
 |  | 
 | <p><code>default: <some time></code></p> | 
 | <p><code>default: <some time> extra data</code></p> | 
 | <p><code>default: <some time></code></p> | 
 |  | 
 | <p><code>default: <some time></code></p> | 
 | <p><code>default: <some time> extra data</code></p> | 
 | <p><code>default: <some time></code></p> | 
 |  | 
 | <p><code>default: <some time></code></p> | 
 | <p><code>default: <some time> extra data</code></p> | 
 | <p><code>default: <some time></code></p> | 
 |  | 
 | <p><code>custom toString(): <some time></code></p> | 
 | <p><code>custom toString(): <some time> extra data</code></p> | 
 | <p><code>custom toString(): <some time></code></p> | 
 |  | 
 | <p><code>a label: <some time></code></p> | 
 | <p><code>a label: <some time> extra data</code></p> | 
 | <p><code>a label: <some time></code></p> | 
 |  | 
 | <p style="color:grey;">[some warning message indicating that a timer for label "b" does not exist]</p> | 
 |  | 
 | <script> | 
 | console.time(); | 
 | console.timeLog(); | 
 | console.timeEnd(); | 
 |  | 
 | console.time(undefined); | 
 | console.timeLog(undefined); | 
 | console.timeLog(undefined, "extra data"); | 
 | console.timeEnd(undefined); | 
 |  | 
 | console.time("default"); | 
 | console.timeLog("default"); | 
 | console.timeLog("default", "extra data"); | 
 | console.timeEnd("default"); | 
 |  | 
 | console.time({toString() {return "default"}}); | 
 | console.timeLog({toString() {return "default"}}); | 
 | console.timeLog({toString() {return "default"}}, "extra data"); | 
 | console.timeEnd({toString() {return "default"}}); | 
 |  | 
 | console.time({toString() {return "custom toString()"}}); | 
 | console.timeLog({toString() {return "custom toString()"}}); | 
 | console.timeLog({toString() {return "custom toString()"}}, "extra data"); | 
 | console.timeEnd({toString() {return "custom toString()"}}); | 
 |  | 
 | console.time("a label"); | 
 | console.timeLog("a label"); | 
 | console.timeLog("a label", "extra data"); | 
 | console.timeEnd("a label"); | 
 |  | 
 | console.timeLog("b"); // should produce a warning | 
 | console.timeEnd("b"); // should produce a warning | 
 | </script> | 
 | </body> | 
 | </html> |