The toJson() method is used to convert the collection into a JSON string. JSON or JavaScript Object Notation is a format for structuring data that is used by web applications to communicate with each other.
Syntax:
collect.toJson()
Parameters: The collect() method takes one argument that is converted into the collection and then toJson() method is applied to it.
Return Value: This method returns a JSON string.
Below example illustrate the toJson() method in collect.js:
Example 1:
Javascript
const collect = require('collect.js');Â Â Â let obj = [ Â Â Â Â {Â Â Â Â Â Â Â Â Â username: 'code_hunt', Â Â Â Â Â Â Â Â user_id: 123456, Â Â Â Â Â Â Â Â organisation: 'neveropen', Â Â Â Â }Â ]; Â Â Â Â const collection = collect(obj);Â Â Â Â Â Â Â const newObject = collection.toJson();Â Â Â console.log(newObject); |
Output:
{
"username": "code_hunt",
"user_id": 123456,
"organisation": "neveropen"
}
Example 2:
Javascript
const collect = require('collect.js');   let obj = [     {         name: 'Rahul',         dob: '25-10-96',     },     {         name: 'Aditya',         dob: '23-10-96',     } ];     const collection = collect(obj);       const newObject = collection.toJson();   console.log(newObject); |
Output:
{"name": "Rahul", "dob": "25-10-96"},
{"name": "Aditya", "dob": "23-10-96"}
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