@xylabs/array
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Base functionality used throughout XY Labs TypeScript/JavaScript libraries
Base functionality used throughout XY Labs TypeScript/JavaScript libraries
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See the LICENSE file for license rights and limitations (LGPL-3.0-only).
### .temp-typedoc
### functions
### <a id="containsAll"></a>containsAll
function containsAll<T>(source, target): boolean;
Checks whether the source array contains every element in the target array.
T
T[]
The array to search within
T[]
The elements that must all be present
boolean
True if every target element exists in source
### <a id="distinct"></a>distinct
function distinct<T>(
value,
index,
array): boolean;
Array filter callback that removes duplicate values, with correct NaN handling.
Use with array.filter(distinct).
T
T
number
T[]
boolean
### <a id="filterAs"></a>filterAs
function filterAs<In, Out>(x, predicate): NonNullable<Out>[];
Maps each element using the predicate and filters out nullish results.
In
Out
In[]
The input array
(a) => Out
Transform function applied to each element
NonNullable<Out>[]
Array of non-nullish transformed values
### <a id="filterAsync"></a>filterAsync
function filterAsync<T>(array, predicate): Promise<T[]>;
Returns the elements of an array that meet the condition specified in a callback function.
T
T[]
The array to filter.
(value, index, array) => Promise<boolean>
A function that accepts up to three arguments. The filter method calls the predicate function one time for each element in the array.
Promise<T[]>
The elements of an array that meet the condition specified in a callback function.
### <a id="findAs"></a>findAs
function findAs<In, Out>(x, predicate): NonNullable<Out> | undefined;
Maps each element using the predicate and returns the first non-nullish result.
In
Out
In[]
The input array
(a) => Out
Transform function applied to each element
NonNullable<Out> | undefined
The first non-nullish transformed value, or undefined
### <a id="findLastAs"></a>findLastAs
function findLastAs<In, Out>(x, predicate): NonNullable<Out> | undefined;
Maps each element using the predicate and returns the last non-nullish result.
In
Out
In[]
The input array
(a) => Out
Transform function applied to each element
NonNullable<Out> | undefined
The last non-nullish transformed value, or undefined
### <a id="flatten"></a>flatten
function flatten<T>(a?, b?): T[];
Concatenates two values or arrays into a single flat array, filtering out nullish entries.
T
T | ConcatArray<T>
First value or array
T | ConcatArray<T>
Second value or array
T[]
A flat array of non-nullish elements
### <a id="uniq"></a>uniq
function uniq<T>(arr): T[];
Returns a new array with duplicate values removed.
T
T[]
The input array
T[]
A deduplicated array
### <a id="uniqBy"></a>uniqBy
function uniqBy<T, I>(arr, iteratee): T[];
Returns a new array with duplicates removed, using a key function for comparison.
T
I
T[]
The input array
(item) => I
Function that returns the key to compare by
T[]
A deduplicated array keeping the first occurrence of each key
FAQs
Base functionality used throughout XY Labs TypeScript/JavaScript libraries
The npm package @xylabs/array receives a total of 3,787 weekly downloads. As such, @xylabs/array popularity was classified as popular.
We found that @xylabs/array demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 5 open source maintainers collaborating on the project.
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