JSPM

Strility is a string manipulation library

js 工具库

A fixed version of the native javascript typeof function.

JSON that supports binary via bops & base64

Template filters to check if a value is a list, object, string or number.

The fast and reliable JS type-checking toolbox!

Type check in TypeScript

This library provides core functionalities for determining the type of a given object, supporting various JavaScript data types.

The `util.is*` functions introduced in Node v0.12.

javascript string utils

picker([{id:10}, {id:20}], '*.id=>[]', true) => [ 10, 20 ], ...

check whether value is undefined or empty or null

Simple type checker in JavaScript.

NodeJS Native Helper

一些常用的公共方法

This package is for confirming data that will take arguments to verify its value and type.

Check if the given value is of a specific type.

A node.js module to get, compare and check types

The `util.is*` functions introduced in Node v0.12. Now with React Native support.

Set of shortands of Object.prototype.toString for fast and simple type check

Simple Object type/name checks

A utility function to fix and extend the built-in ''typeof'' operator of JavaScript.

Check if a parameter is a string.

Check variable existence

creating first node pkg

JSON isString method

Check if the parameter is string

This package is to check whether is string or not ?

JavaScript library to check data types

This package is t check whether is string or not ?

A small set of functions to check value against a specific type

Javascript data type check true or false.

Package to check whether it is string or not ?