Lightning Aura Components Developer Guide
jNote: This release is in preview. Features described here don’t become generally available until the latest general availability date that Salesforce announces for this release. Before then, and where features are noted as beta, pilot, or developer preview, we can’t guarantee general availability within any particular time frame or at all. Make your purchase decisions only on the basis of generally available products and features.
isBefore()
Signature
isBefore(string | number | Date date1, string | number | Date date2, string unit)
Parameters
- date1
- Type: string | number | Date
- A datetime string in ISO8601 format, or a timestamp in milliseconds, or a Date object.
- date2
- Type: string | number | Date
- A datetime string in ISO8601 format, or a timestamp in milliseconds, or a Date object.
- unit
- Type: string
- A datetime unit. Options are 'year', 'month', 'week', 'day', 'hour', 'minute', 'second', or 'millisecond'.
Returns
- Type: boolean
- Returns true if date1 is before date2, or false otherwise.
Sample Code
1var date = new Date();
2var day = $A.localizationService.endOf(date, 'day');
3// Returns true, since date is before day
4$A.localizationService.isBefore(date, day);