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- # dot-prop [![Build Status](https://travis-ci.org/sindresorhus/dot-prop.svg?branch=master)](https://travis-ci.org/sindresorhus/dot-prop)
-
- > Get, set, or delete a property from a nested object using a dot path
-
-
- ## Install
-
- ```
- $ npm install --save dot-prop
- ```
-
-
- ## Usage
-
- ```js
- const dotProp = require('dot-prop');
-
- // getter
- dotProp.get({foo: {bar: 'unicorn'}}, 'foo.bar');
- //=> 'unicorn'
-
- dotProp.get({foo: {bar: 'a'}}, 'foo.notDefined.deep');
- //=> undefined
-
- dotProp.get({foo: {bar: 'a'}}, 'foo.notDefined.deep', 'default value');
- //=> 'default value'
-
- dotProp.get({foo: {'dot.dot': 'unicorn'}}, 'foo.dot\\.dot');
- //=> 'unicorn'
-
- // setter
- const obj = {foo: {bar: 'a'}};
- dotProp.set(obj, 'foo.bar', 'b');
- console.log(obj);
- //=> {foo: {bar: 'b'}}
-
- const foo = dotProp.set({}, 'foo.bar', 'c');
- console.log(foo);
- //=> {foo: {bar: 'c'}}
-
- dotProp.set(obj, 'foo.baz', 'x');
- console.log(obj);
- //=> {foo: {bar: 'b', baz: 'x'}}
-
- // has
- dotProp.has({foo: {bar: 'unicorn'}}, 'foo.bar');
- //=> true
-
- // deleter
- const obj = {foo: {bar: 'a'}};
- dotProp.delete(obj, 'foo.bar');
- console.log(obj);
- //=> {foo: {}}
-
- obj.foo.bar = {x: 'y', y: 'x'};
- dotProp.delete(obj, 'foo.bar.x');
- console.log(obj);
- //=> {foo: {bar: {y: 'x'}}}
- ```
-
-
- ## API
-
- ### get(obj, path, [defaultValue])
-
- ### set(obj, path, value)
-
- Returns the object.
-
- ### has(obj, path)
-
- ### delete(obj, path)
-
- #### obj
-
- Type: `Object`
-
- Object to get, set, or delete the `path` value.
-
- #### path
-
- Type: `string`
-
- Path of the property in the object, using `.` to separate each nested key.
-
- Use `\\.` if you have a `.` in the key.
-
- #### value
-
- Type: `any`
-
- Value to set at `path`.
-
- #### defaultValue
-
- Type: `any`
-
- Default value.
-
-
- ## License
-
- MIT © [Sindre Sorhus](https://sindresorhus.com)
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