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763 packages found

A robust, ES3 compatible, "has own property" predicate.

published version 2.0.2, a year ago1416 dependents licensed under $MIT
247,123,749

Iterate over the own and inherited enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`. JavaScript/Node.js

published version 1.0.2, 8 years ago883 dependents licensed under $MIT
61,962,116

Robustly get an object's own property keys (strings and symbols), including non-enumerables when possible

published version 1.0.1, 4 months ago31 dependents licensed under $MIT
68,139,273

Iterate over the own enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`. JavaScript/Node.js.

published version 1.0.0, 8 years ago294 dependents licensed under $MIT
28,640,792

A safer `.hasOwnProperty()`

published version 3.1.0, 3 years ago63 dependents licensed under $MIT
16,507,202

Like `Object.keys()` but also includes symbols

published version 1.0.0, 2 years ago1 dependents licensed under $MIT
837,126

Reduces an object to a value that is the accumulated result of running each property in the object through a callback. Executes the callback function once for each own enumerable property in the object, receiving four arguments: the initial value (or valu

published version 0.1.3, 11 years ago14 dependents
259,645

Return an array of an object's own enumerable property names.

published version 0.2.2, 9 months ago57 dependents licensed under $Apache-2.0
135,738

Easily persist and load config data. No dependencies.

published version 4.0.3, 6 years ago183 dependents licensed under $MIT
188,506

Returns true if an object has an own, nested property using dot notation paths ('a.b.c').

published version 1.1.0, 7 years ago13 dependents licensed under $MIT
171,354

Create a new object filtered to have only properties for which the callback returns true.

published version 0.3.0, 10 years ago1 dependents
122,816

Returns `true` if a value exists in the given string, array or object.

published version 1.0.0, 10 years ago5 dependents licensed under $MIT
139,628

Test if an object's own property is enumerable.

published version 0.2.2, 9 months ago10 dependents licensed under $Apache-2.0
135,334

Return a property descriptor for an object's own property.

published version 0.2.2, 9 months ago13 dependents licensed under $Apache-2.0
108,308

Return an array of an object's own enumerable and non-enumerable property names.

published version 0.2.2, 9 months ago22 dependents licensed under $Apache-2.0
107,787

Return an array of an object's own symbol properties.

published version 0.2.2, 9 months ago26 dependents licensed under $Apache-2.0
37,723

Get public IP address in React Native

published version 1.0.2, 6 years ago8 dependents licensed under $MIT
39,031

Return an array of an object's own enumerable property names and symbols.

published version 0.2.2, 9 months ago1 dependents licensed under $Apache-2.0
36,315

Copies an object’s own properties to another object.

published version 1.2.0, 6 years ago3 dependents licensed under $MIT
7,539

Retrieves a property only if hasOwnProperty() is true.

published version 1.0.0, 7 years ago1 dependents licensed under $MIT
6,672