Is Packages

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

Simple library to check for many types.

Verify if something is a Promise

Check if a Buffer/Uint8Array is a APNG (Animated PNG) image

Verify if a number is an prime number

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

Check if two objects are equal

A simple package which returns true when object is type of some specific interface or type.

a simple package to find a given number is odd or not

Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.

Checks if a number is a number, very useful for numbers

Detect if your code is currently running on Stackblitz

Determines if a tab is duplicated or not by using a intersection of browser standard definitions.

Detect if your code is currently running inside of a Github Codespace

Check if color is dark to light

Small utility package that provides a set of functions to check if a given argument is of a certain type

Returns whether one day has passed between two dates by only checking the year, month and day.