diff --git a/index.html b/index.html
index 9f1807f..e29268c 100644
--- a/index.html
+++ b/index.html
@@ -30,6 +30,7 @@
many-redirects
minified-with-source-maps
nested-interactions
+nested-user-timings
node-fib-app
react-hello-world
scheduler
diff --git a/nested-user-timings/README.md b/nested-user-timings/README.md
new file mode 100644
index 0000000..a141d0d
--- /dev/null
+++ b/nested-user-timings/README.md
@@ -0,0 +1,7 @@
+# user-timings
+
+This example creates some performance measures:
+
+1. `first measure` from 0-200ms
+2. `second measure` from 0-600ms
+3. `third measure` from 1000-2000ms
diff --git a/nested-user-timings/app.js b/nested-user-timings/app.js
new file mode 100644
index 0000000..db7e790
--- /dev/null
+++ b/nested-user-timings/app.js
@@ -0,0 +1,56 @@
+function consecutiveNonOverlapping() {
+ const name = 'ConsecutiveNonOverlapping';
+ const start = performance.now();
+
+ performance.measure(name, {
+ start: start,
+ end: start + 500,
+ });
+ performance.measure(name, {
+ start: start + 500,
+ end: start + 1000,
+ });
+}
+
+function overlappingNonNested() {
+ const name = 'OverlappingNonNested';
+ const start = performance.now();
+
+ performance.measure(name, {
+ start: start,
+ end: start + 500,
+ });
+ performance.measure(name, {
+ start: start + 100,
+ end: start + 600,
+ });
+}
+
+function overlappingNested() {
+ const name = 'OverlappingNested';
+ const start = performance.now();
+
+ performance.measure(name, {
+ start: start,
+ end: start + 500,
+ });
+ performance.measure(name, {
+ start: start + 100,
+ end: start + 200,
+ });
+}
+
+setTimeout(() => {
+ consecutiveNonOverlapping();
+}, 100);
+
+setTimeout(() => {
+ overlappingNonNested();
+}, 2000);
+
+setTimeout(() => {
+ overlappingNested();
+
+ const text = document.createTextNode('Finished!');
+ document.body.appendChild(text);
+}, 3000);
diff --git a/nested-user-timings/index.html b/nested-user-timings/index.html
new file mode 100644
index 0000000..b00dac3
--- /dev/null
+++ b/nested-user-timings/index.html
@@ -0,0 +1,9 @@
+
+
+ User Timings
+
+
+
+
+
+