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reject

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2023-12-01

Creates a new sequence whose values exclude the elements of this sequence identified by the specified predicate.

Signature

Sequence.reject = function(rejectFn) { /*...*/ }
Sequence.reject = function reject(rejectFn) {
  rejectFn = createCallback(rejectFn);
  return this.filter(function(e) { return !rejectFn(e); });
}
NameType(s)Description
rejectFnFunction

The predicate to call on each element in this sequence, which returns true if the element should be omitted.

returnsSequence

The new sequence.

Examples

Lazy([1, 2, 3, 4, 5]).reject(isEven)              // sequence: [1, 3, 5]
Lazy([{ foo: 1 }, { bar: 2 }]).reject('foo')      // sequence: [{ bar: 2 }]
Lazy([{ foo: 1 }, { foo: 2 }]).reject({ foo: 2 }) // sequence: [{ foo: 1 }]