SourceMap - HTTP 编辑

The SourceMap HTTP response header links generated code to a source map, enabling the browser to reconstruct the original source and present the reconstructed original in the debugger.

Syntax

SourceMap: <url>
X-SourceMap: <url> (deprecated)

Directives

<url>

A relative (to the request URL) or absolute URL pointing to a source map file.

Examples

SourceMap: /path/to/file.js.map

Specifications

Browser compatibility

BCD tables only load in the browser

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.

See also

• Firefox Developer Tools: using a source map