/Knowledge/sources/honojs__hono/llms-full/service-worker-hello-world-using-fire--0c456fcfe5e4.md
Service Worker: Hello World > Using fire() - hono-docs
Service Worker: Hello World Using fire() Source evidence: /Sources/honojs hono/provenance.md Canonical citation: https://hono.dev/llms full.txt using fire Su...
Service Worker: Hello World > Using fire()
Source evidence: /Sources/honojs__hono/provenance.md Canonical citation: https://hono.dev/llms-full.txt#using-fire
Summary
The fire() function automatically calls addEventListener('fetch', handle(app)) for you, making the code more concise. ```ts import { Hono } from 'hono' import { fire } from 'hono/service-worker' const app = new Hono().basePath('/sw')...
Content
The fire() function automatically calls addEventListener('fetch', handle(app)) for you, making the code more concise.
import { Hono } from 'hono'
import { fire } from 'hono/service-worker'
const app = new Hono().basePath('/sw')
app.get('/', (c) => c.text('Hello World'))
fire(app)
Metadata
{
"chunk_index": 0,
"citation": "https://hono.dev/llms-full.txt#using-fire",
"coverage_role": "overview",
"qualified_title": "Hono / llms-full / Service Worker > 2. Hello World > Using `fire()`",
"retrieved_at": "2026-07-02T05:51:01Z",
"section_index": 483,
"source_id": "/honojs/hono",
"source_type": "llms_full",
"target_label": "llms-full",
"title": "Service Worker: Hello World > Using fire()",
"upstream_url": "https://hono.dev/llms-full.txt",
"version": "2026"
}