JavaScript Engine
Starting from version 0.8.6,
multiple JavaScript engines are supported.
To specify a particular engine, use the js_engine directive
available for both the
and
.
By default, the njs engine is used.
njs engine
njs is an embeddable JavaScript engine developed as a part of the njs module. See the section for details.
QuickJS engine
is a lightweight, embeddable JavaScript engine that supports the specification, including features as modules, asynchronous generators, proxies and BigInt.
Since version 0.8.6, a drop-in replacement for njs/nginx objects has been introduced to ensure compatibility with the njs engine, with the following exceptions:
-
nginx modules API:
ngx.fetch(),ngx.shared.dict. -
Built-in modules:
fs,crypto,WebCrypto,xml. -
njs-specific API:
njs.dump(),njs.on,console.dump(). -
js_preload_objectdirective for and .