The _.toPairs() method is used to create an array of own enumerable string key-value pairs for an object which can be consumed by the _.fromPairs() function. If the object is a map or set, its entries are returned.
Syntax:
_.toPairs(object)
Parameters: This method accepts a single parameter as mentioned above and described below:
- object: This parameter holds the object to query.
Return Value: This method returns the array of key-value pairs.
Example 1:
Javascript
// Requiring the lodash library const _ = require("lodash"); function Fb() { this.id = 2045; this.username = 'fb_myself'; this.password = 'fb1234'; } // This will not be included in the array Fb.prototype.email = 'myself@gmail.com'; // Use of _.toPairs() method console.log(_.toPairs(new Fb)); |
Output:
[["id", 2045], ["username", "fb_myself"], ["password", "fb1234"]]
Example 2:
Javascript
// Requiring the lodash library const _ = require("lodash"); var GfG = { 'x': 1, 'y': 2 } // Use of _.toPairs() method console.log(_.toPairs(GfG)); |
Output:
[['x', 1], ['y', 2]]
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