From 696ea20659b1e7158dfa827e89b9da9f6ea7309d Mon Sep 17 00:00:00 2001 From: YuJian Date: Fri, 13 May 2022 17:16:36 +0800 Subject: [PATCH] vault backup: 2022-05-13 17:16:36 --- 深入探索 JavaScript/JavaScript 执行.md | 2 ++ 1 file changed, 2 insertions(+) create mode 100644 深入探索 JavaScript/JavaScript 执行.md diff --git a/深入探索 JavaScript/JavaScript 执行.md b/深入探索 JavaScript/JavaScript 执行.md new file mode 100644 index 0000000..a9a2fed --- /dev/null +++ b/深入探索 JavaScript/JavaScript 执行.md @@ -0,0 +1,2 @@ +>JavaScript 引擎会常驻于内存中,等待着宿主将 JavaScript 代码或者函数传递给它执行。 +>在 ES3 和更早的版本中,JavaScript 本身还没有异步执行代码的能力,在 ES5 之后,JavaScript 引入了 Promise \ No newline at end of file