JavaScript trustedTypes Quick Reference & Examples

`trustedTypes` methods

The window.trustedTypes object is an instance of a TrustedTypePolicyFactory object.

Method Name	Returns	Description
`createPolicy(policyName, policyOptions)`	`TrustedTypePolicy`	Creates a trusted type policy object with the given `policyName`. The `policyOptions` is an object you define with any of the following functions: `createHTML(input[,args])` - transforms the input string and returns a `TrustedHTML` object. `createScript(input[,args])` - transforms the input string and returns a `TrustedScript` object. `createScriptURL(input[,args])` - transforms the input string and returns a `TrustedScriptURL` object. The `createPolicy` method may throw a `TypeError` if the policyName is restricted by CSP `trusted-types` directive.
`isHTML(value)`	`boolean`	Returns true if the value is a `TrustedHTML` object.
`isScript(value)`	`boolean`	Returns true if the value is a `TrustedScript` object.
`isScriptURL(value)`	`boolean`	Returns true if the value is a `TrustedScriptURL` object.