How to add comments in JSON?

In JSON (JavaScript Object Notation), comments are not officially supported as part of the JSON standard. However, some parsers and libraries may allow comments as a non-standard extension.

If you need to include comments in your JSON file, you can use one of the following workarounds:

Use a special key for comments: You can create a special key in your JSON object to hold comments, and set its value to a string containing your comment. For example:

json
{
  "name": "John Smith",
  "age": 35,
  "//": "This is a comment"
}

In this example, the key // is used to hold the comment, and its value is a string containing the comment text. When parsing the JSON, you can ignore this key and its value.

Use a separate file for comments: You can create a separate file to hold comments for your JSON file. In this file, you can include comments using the syntax of the programming language or file format that you are using (e.g., JavaScript or HTML). Then, in your JSON file, you can include a special key that points to the location of the comment file. For example:

json
{
  "name": "John Smith",
  "age": 35,
  "comments": "path/to/comments.txt"
}

In this example, the key comments is used to hold the path to the comment file. When parsing the JSON, you can read the comment file and include its contents as comments for the JSON.

Note that these workarounds are not part of the official JSON standard and may not be supported by all parsers and libraries.

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