typechecker
Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)
Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)
This is a [fonk](https://github.com/Lemoncode/fonk) microlibrary that brings validation capabilities to validate if a field of a form is a number
Simple set of functions to check variables. Includes check of undefined / defined / defined and not null / defined and not empty / is number / is function is object
check whether value is undefined or empty or null
check whether value is undefined or empty or null
This is an useful package which check if the given parameter is a number
Check your types at runtime with ESNext syntax by meta programing in node.js and browser with interfaces, strict object and more.