Parses set-cookie headers into objects

JavaScript sprintf implementation

Tokenize a string into an array of string parts and format identifier objects.

Matches strings against configurable strings, globs, regular expressions, and/or functions

Generate string from a token array by interpolating values.

Stringify any JavaScript value.

Solves a problem with util.format

Array manipulation, ordering, searching, summarizing, etc.

option parsing and help generation

Remove duplicate values from an array. Fastest ES5 implementation.

Display differences clearly so people can review changes confidently.

Format data using ECMA-376 spreadsheet Format Codes

Parse parentheses from a string

A JavaScript time formatter and parser inspired by strftime and strptime.

Parse postgres array columns

Array-slice method. Slices `array` from the `start` index up to, but not including, the `end` index.

Manipulate strings according to the word parsing rules of the UNIX Bourne shell.

Flatten nested arrays

Fast JavaScript array sorting by implementing Python's Timsort algorithm

A module used internally by Jest to check which files have changed since you last committed in git or hg.