Lodash - mixin method

Syntax

_.mixin([object=lodash], source, [options={}])

Adds all own enumerable string keyed function properties of a source object to the destination object. If object is a function, then methods are added to its prototype as well.

Arguments

• [object=lodash] (Function|Object) − The destination object.

• source (Object) − The object of functions to add.

• [options={}] (Object) − The options object.

• [options.chain=true] (boolean) − Specify whether mixins are chainable.

Output

• (Function) − Returns object.

Example

var _ = require('lodash');

function vowels(string) {
   return _.filter(string, function(v) {
      return /[aeiou]/i.test(v);
   });
}
_.mixin({ 'vowels': vowels }, { 'chain': false });
console.log(_('Julie').vowels());

Save the above program in tester.js. Run the following command to execute this program.

Command

\>node tester.js

Output

[ 'u', 'i', 'e' ]