IDBKeyRange
Summary
A range of keys defined for an object store or index.
Properties
- lower
- This value is the lower-bound of the key range.
- lowerOpen
- Returns false if the lower-bound value is included in the key range. Returns true if the lower-bound value is excluded from the key range.
- upperOpen
- Returns false if the upper-bound value is included in the key range. Returns true if the upper-bound value is excluded from the key range.
Methods
- bound
- Creates and returns a new key range with lower set to lower, lowerOpen set to lowerOpen, upper set to upper and upperOpen set to upperOpen.
- lowerBound
- Creates and returns a new key range with lower set to lower, lowerOpen set to open, upper set to undefined and and upperOpen set to true.
- only
- Creates and returns a new key range with both lower and upper set to value and both lowerOpen and upperOpen set to false.
- upperBound
- Creates and returns a new key range with lower set to undefined, lowerOpen set to true, upper set to upper and and upperOpen set to open.
Events
No events.
Related specifications
- W3C IndexedDB Specification
- W3C Proposed Recommendation
Attributions
Microsoft Developer Network: [Windows Internet Explorer API reference Article]