useHtmlLang
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Diagnostic Category: lint/a11y/useHtmlLang
Since: v1.0.0
Sources:
- Same as:
jsx-a11y/html-has-lang
Enforce that html element has lang attribute.
Examples
Section titled ExamplesInvalid
Section titled Invalid<html></html>code-block.jsx:1:1 lint/a11y/useHtmlLang ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Provide a lang attribute when using the html element.
> 1 │ <html></html>
│ ^^^^^^
2 │
ℹ Setting a lang attribute on HTML document elements configures the languageused by screen readers when no user default is specified.
<html lang={""}></html>code-block.jsx:1:1 lint/a11y/useHtmlLang ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Provide a lang attribute when using the html element.
> 1 │ <html lang={""}></html>
│ ^^^^^^^^^^^^^^^^
2 │
ℹ Setting a lang attribute on HTML document elements configures the languageused by screen readers when no user default is specified.
<html lang={null}></html>code-block.jsx:1:1 lint/a11y/useHtmlLang ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Provide a lang attribute when using the html element.
> 1 │ <html lang={null}></html>
│ ^^^^^^^^^^^^^^^^^^
2 │
ℹ Setting a lang attribute on HTML document elements configures the languageused by screen readers when no user default is specified.
<html lang={undefined}></html>code-block.jsx:1:1 lint/a11y/useHtmlLang ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Provide a lang attribute when using the html element.
> 1 │ <html lang={undefined}></html>
│ ^^^^^^^^^^^^^^^^^^^^^^^
2 │
ℹ Setting a lang attribute on HTML document elements configures the languageused by screen readers when no user default is specified.
<html lang={true}></html>code-block.jsx:1:1 lint/a11y/useHtmlLang ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ Provide a lang attribute when using the html element.
> 1 │ <html lang={true}></html>
│ ^^^^^^^^^^^^^^^^^^
2 │
ℹ Setting a lang attribute on HTML document elements configures the languageused by screen readers when no user default is specified.
Valid
Section titled Valid<html lang="en"></html><html lang={language}></html><html {...props}></html><html lang={""} {...props}></html>