IS Packages

two utils to check the given value is empty or not

A sorted array is a collection of values, arranged in an order {web}.

A number is a mathematical object used to count, measure, and label {web}.

A function is a set of statements that performs a task or calculates a value {web}.

A 32-bit integer can store values from -2^31 to 2^31 - 1 {web}.

ILists is a pair of key iterable list and value iterable list, with unique keys {web}.

ILists is a pair of key iterable list and value iterable list, with unique keys.

An iterable is a sequence of values {web}.

A collection of functions for operating upon Lists {web}.

Boolean data type has two possible truth values to represent logic {web}.

An array is a collection of values, stored contiguously {web}.

An async function is a function that delivers its result asynchronously (through Promise).

An async function is a function that delivers its result asynchronously (through Promise) {web}.

A BigInt can represent whole numbers larger than 2⁵³ - 1 {web}.

A group of functions for working with Maps {web}.

A collection of functions for operating upon Entries {web}.

Is the current JS environment a touch device?

Returns true if the given number is even, and is an integer that does not exceed the JavaScript MAXIMUM_SAFE_INTEGER.

Curried TypeScript type guards for primitive types and classes

基于file-type 12.3.0版本修改,微信小程序可用的文件类型检测工具