/Wiki/sources/honojs__hono/2026/https-hono-dev-llms-full-txt-oninvalidslug-05d6a3e9cc53-oninvalidslug-s0703-c0000.md
`onInvalidSlug` - hono-docs
onInvalidSlug Source evidence: /Sources/raw/honojs hono/honojs hono.md Canonical citation: https://hono.dev/llms full.txt oninvalidslug Summary If the classN...
onInvalidSlug
Source evidence: /Sources/raw/honojshono/honojshono.md Canonical citation: https://hono.dev/llms-full.txt#oninvalidslug
Summary
If the classNameSlug function returns an invalid CSS class name, a warning is logged by default. You can customize this behavior with onInvalidSlug. ```ts const { css, Style } = createCssContext({ id: 'my-styles', classNameSlug: (has...
Content
If the classNameSlug function returns an invalid CSS class name, a warning is logged by default. You can customize this behavior with onInvalidSlug.
const { css, Style } = createCssContext({
id: 'my-styles',
classNameSlug: (hash, label) => label || hash,
onInvalidSlug: (slug) => {
throw new Error(`Invalid CSS class name: ${slug}`)
},
})
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