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    Interface IDBKeyRange

    The IDBKeyRange interface of the IndexedDB API represents a continuous interval over some data type that is used for keys.

    MDN Reference

    interface IDBKeyRange {
        lower: any;
        lowerOpen: boolean;
        upper: any;
        upperOpen: boolean;
        includes(key: any): boolean;
    }
    Index

    Properties

    lower lowerOpen upper upperOpen

    Methods

    includes

    Properties

    lower: any

    The lower read-only property of the The lower bound of the key range (can be any type.) The following example illustrates how you'd use a key range.

    MDN Reference

    lowerOpen: boolean

    The lowerOpen read-only property of the lower-bound value is included in the key range.

    MDN Reference

    upper: any

    The upper read-only property of the The upper bound of the key range (can be any type.) The following example illustrates how you'd use a key range.

    MDN Reference

    upperOpen: boolean

    The upperOpen read-only property of the upper-bound value is included in the key range.

    MDN Reference

    Methods

    • The includes() method of the IDBKeyRange interface returns a boolean indicating whether a specified key is inside the key range.

      MDN Reference

      Parameters

      • key: any

      Returns boolean

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