Has Packages

Check if an object has a given key.

check a url is valid, and has a protocol

Multiple delete deeply nested **values** from an object using dot notation `a.b.c`

Node.js `buffer.includes()` ponyfill

Check if a list of hosts servers are all recheable.

A :has() selector plugin for jsincss

Check if a string contains the given substring

Checks whether a collection contains a value.

functions for determining types of values

Uses Mongo and allows you to create pieces of muffin, which allows you to interact with the database as if you were using a Map. It has also an optional cache.

Determine if an Object has required properties

Determine if an Object has required property/properties

Methods that would be nice to have in Object.prototype. But since adding to Object.prototype isn't safe, I created a Decorator for Object.

> Like Shazam for CLI quizzes but without the wizardry

Get values from complicated data structures, nested arrays and objects, using request string like 'foo.[].bar.[].baz'.

Returns true if a string is a valid CSS timing function.

Check if an element has the given class.

A safer `.hasOwnProperty()`

Checks if an object has a property with a defined setter function.

check if string or file contains shebang