SourceMap HTTP 响应头链接生成的代码到一个 source map，使浏览器能够重建原始的资源然后显示在调试器里。
语法
SourceMap: <url>
X-SourceMap: <url> (deprecated)
指令
<url>- 指向一个source map文件的一个相对（于请求的URL）或者一个绝对的URL。
例子
SourceMap: /path/to/file.js.map
规范
浏览器兼容性
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub | Desktop | Mobile |
|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | Safari on iOS | Samsung Internet |
|---|
| Basic support | Chrome
Full support
Yes-
Full support
Yes
- Prefixed Implemented with the vendor prefix: X-
-
Full support
Yes
| Edge
?
| Firefox
Full support
27-
Full support
27
- Prefixed Implemented with the vendor prefix: X-
-
Full support
55
| IE
?
| Opera
?
| Safari
Full support
Yes-
Full support
Yes
- Prefixed Implemented with the vendor prefix: X-
-
Full support
Yes
| WebView Android
?
| Chrome Android
?
| Edge Mobile
?
| Firefox Android
Full support
27-
Full support
27
- Prefixed Implemented with the vendor prefix: X-
-
Full support
55
| Opera Android
?
| Safari iOS
?
| Samsung Internet Android
?
|
|---|
Legend
-
Full support
- Full support
-
Compatibility unknown
- Compatibility unknown
- Non-standard. Expect poor cross-browser support.
- Non-standard. Expect poor cross-browser support.
- Requires a vendor prefix or different name for use.
- Requires a vendor prefix or different name for use.
另请参阅