util.isNullOrUndefined(object)
Stability: 0 - Deprecated
Returns true
if the given "object" is null
or undefined
. Otherwise, returns false
.
1 2 3 4 5 6 7 8 | const util = require( 'util' ); util.isNullOrUndefined(0) // false util.isNullOrUndefined(undefined) // true util.isNullOrUndefined( null ) // true |
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