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285 packages found

ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.

published version 1.3.0, 7 months ago1378 dependents licensed under $MIT
179,554,661

Undefined safe way of extracting object properties

published version 2.0.5, 4 years ago124 dependents licensed under $MIT
29,640,799

return the first argument that is `!== undefined`

published version 1.0.1, 3 years ago403 dependents licensed under $MIT
20,305,489

Coalesce for JavaScript. Returns the first value that is not undefined or null.

published version 1.0.2, 8 years ago23 dependents licensed under $MIT
13,607,468

Safe Window Getters

published version 1.0.1, 3 years ago28 dependents licensed under $MIT
2,260,834

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

published version 1.2.2, 4 years ago54 dependents licensed under $MIT
1,190,670

Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

published version 9.3.0, a year ago36 dependents licensed under $Artistic-2.0
900,339

Simple function that return the first non null or undefined argument

published version 1.0.0, 10 years ago11 dependents licensed under $MIT
537,874

Returns true if the given is falsey (according to JavaScript) or matches a 'falsey' keyword.

published version 1.0.0, 7 years ago56 dependents licensed under $MIT
600,863

Checks if the given value is null or undefined

published version 1.0.1, 9 years ago45 dependents licensed under $MIT
734,059

Check if a value is undefined or not.

published version 1.0.12, 4 months ago28 dependents licensed under $MIT
423,555

TypeScript recursive conversion between optional (partial) and undefined properties.

published version 1.0.2, 2 years ago0 dependents licensed under $MIT
147,684

A simple module that works exactly as Object.assign, but skips assigning undefined values.

published version 1.0.2, 8 years ago1 dependents licensed under $MIT
137,780

Next JavaScript Object Notation

published version 0.4.0, 7 months ago10 dependents licensed under $MIT
22,422

Validates if a value is undefined.

published version 1.0.3, 10 years ago3 dependents
22,135

returns a copy of an array or object with null/undefined members removed

published version 2.3.0, 3 years ago8 dependents licensed under $MIT
22,236

Ignore keys which have undefined values to compare from a deep equal operation with chai expect

published version 1.1.1, a year ago0 dependents licensed under $MIT
11,795

Safe Window Getters

published version 1.0.1, 5 years ago6 dependents licensed under $MIT
15,214

Recursively remove deeply nested properties and/or falsey values (excluding 0), empty objects, and empty arrays.

published version 2.0.0-alpha.3, 3 years ago15 dependents licensed under $MIT
10,952

A small safe accessor that uses reduce to prevent 'Cannot read property of undefined' errors

published version 1.0.6, 8 years ago2 dependents licensed under $ISC
11,574