TrustedTypePolicy: createScript() method
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Note: This feature is available in Web Workers.
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
Specification |
---|
Trusted Types # dom-trustedtypepolicy-createscript |
Browser compatibility
BCD tables only load in the browser