TrustedHTML.toJSON()

The toJSON() method of the TrustedHTML interface returns a JSON representation of the stored data.

Syntax

var json = TrustedHTML.toJSON();

Return value

A string containing a JSON representation of the stored data.

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, "<")
});

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

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
toJSON
90
90
No
No
76
No
90
90
No
64
No
15.0

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https://developer.mozilla.org/en-US/docs/Web/API/TrustedHTML/toJSON