Lodash _.has() method is used to check whether the path is a direct property of the object or not. It returns true if the path exists, it returns false.
Syntax:
_.has(object, path);
Parameters:
- object: This parameter holds the object to query.
- path: This parameter holds the path to check. The path will be an array or string.
Return Value:
This method returns true if the path exists. else it will return false.
Example 1: In this example, we are checking whether ‘a’ is present in the object or not by the use of the _.has() method.
Javascript
// Requiring the lodash library const _ = require("lodash");Â
// Given objectlet object = { 'a': { 'b': 2 } };Â
// Use of _.has method console.log(_.has(object, 'a'));console.log(_.has(object, ['a']));console.log(_.has(object, ['b'])); |
Output:
true
true
false
Example 2: Â In this example, we are checking present of the passed value in the object or not by the use of the _.has() method.
Javascript
// Requiring the lodash library const _ = require("lodash");Â
// Given objectlet object = { 'a': { 'b': 2 } };Â
// Use of _.has method console.log(_.has(object, 'a.b'));console.log(_.has(object, ['a', 'b']));console.log(_.has(object, ['a', 'b', 'c'])); |
Output:
true
true
false
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