ProgressEvent

Events measuring progress of an underlying process, like an HTTP request (for an XMLHttpRequest, or the loading of the underlying resource of an , , , or ).

class ProgressEvent<T extends EventTarget = EventTarget> extends Event {
constructor(type: string, eventInitDict?: ProgressEventInit);
readonly lengthComputable: boolean;
readonly loaded: number;
readonly target: T | null;
readonly total: number;
}

§Type Parameters

§Extends

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Event
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§Constructors

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new ProgressEvent(type: string, eventInitDict?: ProgressEventInit)
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§Properties

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lengthComputable: boolean
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loaded: number
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target: T | null
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total: number
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