CSSPositionTryRule: name property

Baseline 2026

Newly available

Since ⁨January 2026⁩, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

The name read-only property of the CSSPositionTryRule interface represents the name of the position try fallback option specified by the @position-try at-rule's <dashed-ident>.

Value

A string.

Examples

The CSS includes a @position-try at-rule with a name of --custom-bottom and three descriptors.

css

@position-try --custom-bottom {
  top: anchor(bottom);
  min-width: 100px;
  margin-top: 10px;
}

const myRules = document.styleSheets[0].cssRules;
const tryOption = myRules[0]; // a CSSPositionTryRule
console.log(tryOption.name); // "--custom-bottom"