setURLModifier method
callback
— URL modifier callback. Called with url
argument,
and must return resolvedURL
.
If provided, the callback will be passed each resource URL before a request is sent. The callback may return the original URL, or a new URL to override loading behavior. This behavior can be used to load assets from .ZIP files, drag-and-drop APIs, and Data URIs.
Note: The following methods are designed to be called internally by loaders. You shouldn't call them directly.Implementation
LoadingManager setURLModifier(String Function(String)? transform) {
urlModifier = transform;
return this;
}