SourceMap

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.

Header type Response header
Forbidden header name no

Syntax

http 
SourceMap
:
 <url>

X-SourceMap
:
 <url> (deprecated)

Directives

<url>

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

Examples

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

Specifications

Specification
Source Map
# linking-generated-code

Browser compatibility

BCD tables only load in the browser

See also