How to use the entriesIn function from lodash

Find comprehensive JavaScript lodash.entriesIn code examples handpicked from public code repositorys.

lodash.entriesIn is a function in the Lodash library that converts an object and its inherited properties into an array of key-value pairs.

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module.exports.each                = _.each;
module.exports.eachRight           = _.eachRight;
module.exports.endsWith            = _.endsWith;
module.exports.enforce             = _.enforce;
module.exports.entries             = _.entries;
module.exports.entriesIn           = _.entriesIn;
module.exports.eq                  = _.eq;
module.exports.eqContrib           = _.eqContrib;
module.exports.escape              = _.escape;
module.exports.escapeRegExp        = _.escapeRegExp;
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console.log(defaultsDeep); // => { 'a': { 'b': 2, 'c': 3 } }


const entries = _.entries({ 'a': 1, 'b': 2 });
console.log(entries); // => [['a', 1], ['b', 2]]


const entriesIn = _.entriesIn({ 'a': 1, 'b': 2 });
console.log(entriesIn); // => [['a', 1], ['b', 2]]


const extend = _.extend({ 'a': 1 }, { 'b': 2 }, { 'c': 3 });
console.log(extend); // => { 'a': 1, 'b': 2, 'c': 3 }
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How does lodash.entriesIn work?

The lodash.entriesIn function is a part of the Lodash library, which is a popular JavaScript utility library that provides many useful functions for working with arrays, objects, strings, and other data types. When you call the lodash.entriesIn function, you pass in an object as an argument. The function then returns an array of key-value pairs for the object and its inherited properties, where each key-value pair is represented as an array with two elements: the key as the first element, and the value as the second element. For example, if you define an object Child that inherits from another object Parent, and you pass the Child object to the lodash.entriesIn function: javascript Copy code {{{{{{{ function Parent() { this.parentProp = 'parent'; } function Child() { this.childProp = 'child'; } Child.prototype = new Parent(); const obj = new Child(); const entries = _.entriesIn(obj); console.log(entries); The lodash.entriesIn function will return an array with the following elements: javascript Copy code {{{{{{{ class="!whitespace-pre hljs language-javascript">[ [ 'childProp', 'child' ], [ 'parentProp', 'parent' ] ] The entriesIn function has iterated over all the properties of Child and Parent, and created an array of key-value pairs for each property, where each key-value pair is represented as an array with two elements: the key as the first element, and the value as the second element. Overall, the lodash.entriesIn function provides a simple and reliable way to convert an object and its inherited properties into an array of key-value pairs, which can be useful in many different contexts in a JavaScript application.

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Foo.prototype.c = 3;


// lodash
console.log("lod.toPairsIn(new Foo)", lod.toPairsIn(new Foo));
console.log("lod.entriesIn(new Foo)", lod.entriesIn(new Foo)); // alias


// es6
function toPairsIn(obj) {
	let arr = [];
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Ai Example

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const _ = require("lodash");

function Parent() {
  this.parentProp = "parent";
}

function Child() {
  this.childProp = "child";
}
Child.prototype = new Parent();

const obj = new Child();
const entries = _.entriesIn(obj);
console.log(entries);

In this example, we first require the lodash module in our JavaScript application. We then define a Parent function constructor that defines a property parentProp on the object created from it. We also define a Child function constructor that defines a property childProp on the object created from it, and sets its prototype to an instance of Parent. We then create an object obj by instantiating Child. The resulting object has two properties, childProp and parentProp. We then call the lodash.entriesIn function with obj as an argument. The function returns an array of key-value pairs for obj and its inherited properties, where each key-value pair is represented as an array with two elements: the key as the first element, and the value as the second element. Finally, we log the resulting array to the console, which outputs: javascript Copy code

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