update README

This commit is contained in:
Yanzhen Yu
2018-11-30 23:04:09 +08:00
parent ab79af115a
commit 39373ec1da

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@@ -3,7 +3,7 @@
[![Build Status](https://travis-ci.org/rrweb-io/rrweb-snapshot.svg?branch=master)](https://travis-ci.org/rrweb-io/rrweb-snapshot)
Snapshot the DOM into a stateful and serializable data structure.
Also provide the ability to rebuild the DOM via snapshot.
Also, provide the ability to rebuild the DOM via snapshot.
## API
@@ -13,22 +13,22 @@ This module export following methods:
`snapshot` will traverse the DOM and return a stateful and serializable data structure which can represent the current DOM **view**.
There are serveral things will be done during snapshot:
There are several things will be done during snapshot:
1. Inline some DOM states into HTML attributes, e.g, HTMLInputElement's value.
2. Turn script tags into noscript tags to avoid scripts being executed.
2. Turn script tags into `noscript` tags to avoid scripts being executed.
3. Try to inline stylesheets to make sure local stylesheets can be used.
4. Make relative paths in href, src, css to be absolute paths.
5. Give a id to each Node, and return the id node map when snapshot finished.
4. Make relative paths in href, src, CSS to be absolute paths.
5. Give an id to each Node, and return the id node map when snapshot finished.
#### rebuild
`rebuild` will build the DOM according to the taken snapshot.
There are serveral things will be done during rebuild:
There are several things will be done during rebuild:
1. Add data-rrid attribute if Node is an Element.
2. Create some extra DOM node like text node to place inline css and some states.
1. Add data-rrid attribute if the Node is an Element.
2. Create some extra DOM node like text node to place inline CSS and some states.
3. Add data-extra-child-index attribute if Node has some extra child DOM.
#### serializeNodeWithId