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web api instance method

TrustedHTML: toString() method

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Available in workers

The toString() method of the TrustedHTML interface returns a string which may safely inserted into an injection sink.

Syntax

toString()

Parameters

None.

Return value

A string containing the sanitized HTML.

Examples

The constant escaped is an object created via the Trusted Types policy escapeHTMLPolicy. The toString() method returns a string to safely insert into a document.

const escapeHTMLPolicy = trustedTypes.createPolicy("myEscapePolicy", {
  createHTML: (string) => string.replace(/</g, "&lt;"),
});

const escaped = escapeHTMLPolicy.createHTML("<img src=x onerror=alert(1)>");
console.log(escaped.toString());

Specifications

SpecificationsStandards references are available on the canonical MDN page.

Browser compatibility

Browser compatibilityCompatibility data is available on the canonical MDN page.