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authorruki <waruqi@gmail.com>2018-11-08 00:38:48 +0800
committerruki <waruqi@gmail.com>2018-11-07 21:53:09 +0800
commit26105034da4fcce7ac883c899d781f016559310d (patch)
treec459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/nanotiming/example.js
parent2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff)
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diff --git a/node_modules/nanotiming/example.js b/node_modules/nanotiming/example.js
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+var nanotiming = require('./')
+
+try {
+ var hooks = require('perf_hooks')
+ var nanot = nanotiming('my-loop') // Start profiling
+} catch (e) {
+ console.log('perf_hooks not available, exiting')
+ process.exit(1)
+}
+var performance = hooks.performance
+
+var i = 10
+while (--i) console.log(i)
+
+// Stop profiling
+nanot()
+
+var timings = performance.getEntries()
+var timing = timings[timings.length - 1]
+console.log(timing.name, timing.duration) // log the last entry
+performance.clearMeasures(timing.name) // be a good citizen and free after use