• This function Generated by AI (Thu Jun 13 13:27:48 CDT 2024) Checks if a given string is a valid JSON string.

    Parameters

    • str: string

      The string to be checked.

    Returns boolean

    True if the string is a valid JSON string, false otherwise.

    const jsonString = '{"name": "John", "age": 30}';
    const notJsonString = 'Hello, world!';

    console.log(is_json_string(jsonString)); // true
    console.log(is_json_string(notJsonString)); // false