`isPresent(obj: any): boolean;`

A library to have a generic typescript definition for object presence.

Determines if the object is non-nil

Check whether a value is nonblank.

return true if argument isPresent else returns false

A set of type checks, guards, and predicates for simpler, safer, and easier to read code.

Essential utilities for TypeScript projects

easily create procedures within a pit-of-success

A set of types, type checks, and type guards for simpler, safer, and easier to read code.

Common types and functions for perfective development in TypeScript

Utility functions in typescript

Module to manupilate a json objet

value-guards ============

A utility class for handling optional values

Simple Java8-inspired monadic class to represent optional values

A simple fp-based validation library

Typescript typeguards

A container object which may or may not contain a non-null value. If a value is present, isPresent() will return true and get() will return the value.

easily create procedures within a pit-of-success

一个改良的ionic官方的组件，包括改良datetime、popver等ionic的组件方法