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abstain23 · Jul 1, 2020 · a160620 · a160620
1 parent f2102ef
commit a160620
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Showing 4 changed files with 62 additions and 12 deletions.
diff --git a/deepclone.js b/deepclone.js
@@ -35,4 +35,16 @@ function deepclone2(obj) {
     }
     return newObj
   }
+}
+
+// 1 7 6 8 2 4 3 5 9 11 10 12 script end
+
+// script start async2 end Promise async1 end promise1 promise2 setTimeout
+
+if ('serviceWorker' in navigator) {
+  window.addEventListener('load', function () {
+    navigator.serviceWorker.register('/sw.js').then(function (regis) {
+        console.log('ok')
+    }, function (err) { console.log('err', err) })
+  })
 }
diff --git a/webwoker/webworker.html b/webwoker/webworker.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>Document</title>
+</head>
+
+<body>
+  <script>
+    // 主线程
+    var worker = new Worker('worker.js')
+    worker.postMessage([10, 24])
+    worker.onmessage = function (e) {
+      console.log(e.data)
+    }
+  </script>
+</body>
+
+</html>
diff --git a/webwoker/worker.js b/webwoker/worker.js
@@ -0,0 +1,12 @@
+// Worker 线程
+// onmessage = function (e) {
+//   if (e.data.length > 1) {
+//       postMessage(e.data[1] - e.data[0])
+//   }
+// }
+
+this.addEventListener('message', (e) => {
+  if (e.data.length) {
+    postMessage(e.data)
+  }
+})
diff --git a/重拾pro.js b/重拾pro.js
@@ -119,16 +119,21 @@ MyPromise.race = function (promises) {
   })
 }
 
-let promise = new MyPromise((resolve, reject) => {
-  setTimeout(() => {
-    resolve('cccc')
-  }, 1000);
-})
-promise.then((value) => {
-  console.log(value)
-  throw '111das'
-}).then(1,2).then(res => console.log(res), err => console.log(err))
+// let promise = new MyPromise((resolve, reject) => {
+//   setTimeout(() => {
+//     resolve('cccc')
+//   }, 1000);
+// })
+// promise.then((value) => {
+//   console.log(value)
+//   throw '111das'
+// }).then(1,2).then(res => console.log(res), err => console.log(err))
 
-MyPromise.all([1, promise, 2]).then(res => {
-  console.log(res)
-})
+// MyPromise.all([1, promise, 2]).then(res => {
+//   console.log(res)
+// })
+const promise = MyPromise.resolve()
+  .then(() => {
+    return promise
+  })
+promise.catch(console.error)