ts-collect

Skip to content

Main Navigation News Changelog

Appearance

Sidebar Navigation

Get Started

Intro

Install

Usage

API Reference

Core Operations

Data Access

except

first

get

keys

last

nth

only

pluck

random

values

Collection Operations

combine

concat

merge

mergeRecursive

pop

pull

push

put

replace

replaceRecursive

shift

Transformations

Mapping

flatMap

map

mapAsync

mapInto

mapOption

mapSpread

mapToDictionary

mapToGroups

mapUntil

mapWithKeys

reduce

reduceAsync

transform

Filtering

filter

filterAsync

reject

where

whereBetween

whereIn

whereInstanceOf

whereLike

whereNotBetween

whereNotIn

whereNotNull

whereRegex

Formatting

cast

dateTime

implode

lower

money

sanitize

slug

upper

Type Conversion

toArray

toElastic

toGraphQL

toMap

toPandas

toSet

toSql

Analysis

Statistics

aggregate

average

avg

count

countBy

covariance

kurtosis

max

median

min

mode

product

skewness

standardDeviation

sum

variance

zscore

Math Operations

convolve

correlate

differentiate

entropy

fft

frequency

geoDistance

integrate

interpolate

kmeans

linearRegression

power

Time Series

forecast

movingAverage

seasonality

timeSeries

trend

Set Operations

intersect

symmetricDiff

union

unique

Data Management

Validation

assertValid

contains

containsAll

containsOneItem

doesntContain

has

isEmpty

isNotEmpty

unlessEmpty

unlessNotEmpty

validate

validateSync

Performance

batch

benchmark

cursor

explain

metrics

parallel

profile

stream

Pagination

forPage

paginate

skip

take

Object Manipulation

as

forget

having

index

macro

make

omit

partition

pick

prepend

Advanced Features

Query & Search

first

firstOrFail

firstWhere

fuzzyMatch

last

lazy

query

search

Joins & Relations

cartesianProduct

crossJoin

join

leftJoin

zip

Data Transformation

pivot

pivotTable

split

transform

Utilities

all

configure

dd

debug

describe

dump

fromStream

pipe

playground

profile

scan

sole

tap

undot

Showcase

On this page

Stargazers over time

Stargazers over time

Edit this page on GitHub

Last updated: 4/11/25, 4:29 PM

Pager

Released under the MIT License.

Copyright © 2025-present Stacks.js, Inc.