Is Packages

Test whether an object is a promises/A+ object or constructor.

high-performance, zero-dependency circular reference check for objects (or arrays)

Checks if array has a permutation.

Checks if array contains an infix.

Checks if array ends with a suffix.

Checks if array starts with a prefix.

Checks if array has a subsequence.

Detect the file type of a Buffer/Uint8Array

Checks if iterable contains an infix.

Checks if array contains an infix.

Checks if array ends with a suffix.

Checks if array starts with a prefix.

Checks if array has a subsequence.

Checks if array has a permutation.

Checks if arrays have no value in common.

Utility function to see if a SemVer version isn't a prerelease.

Checks if there are no duplicate values.

Checks if arrays have no value in common.

Checks if there are no duplicate values.

Find out if a computer is charging