TrustedTypePolicy: createScript() method

The createScript() method of the TrustedTypePolicy interface creates a TrustedScript object using a policy created by TrustedTypePolicyFactory.createPolicy().

Syntax

createScript(input)
createScript(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 TrustedScript object.

Exceptions

TypeError

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

Examples

In the below example a string containing a potentially risky script is used as the input for createScript(). The policy can sanitize this script before inserting it into an injection sink that could cause it to be executed.

const sanitized = scriptPolicy.createScript("eval('2 + 2')");

Specifications

Browser compatibility