TrustedTypePolicy: createScriptURL() method

Available in workers

The createScriptURL() method of the TrustedTypePolicy interface creates a TrustedScriptURL object using a policy created by createPolicy().

Syntax

createScriptURL(input)
createScriptURL(input, args)

Parameters

• input
  • : A string containing the string to be sanitized by the policy.
• args Optional
  • : Additional arguments to be passed to the function represented by TrustedTypePolicy.

Return value

A TrustedScriptURL object.

Exceptions

• TypeError
  • : Thrown if TrustedTypePolicy does not contain a function to run on the input.

Examples

In the below example a string containing the URL to an external resource is used as the input for createScriptURL(). The policy can check that this is an allowed URL before inserting it into an injection sink that could cause this external script to be executed.

const escaped = escapeURLPolicy.createScriptURL(
  "https://example.com/my-script.js",
);

Specifications

Browser compatibility