Encrypt Online
Theme

Convert JSON to JavaScript Object

Generate source code in the browser without evaluating it.

Input + outputCreate a JavaScript value assigned to myObj.
{ "name": "Encrypt-Online", "url": "https://encrypt-online.com", "features": ["Encryption", "Conversion", "Hashing"], "details": { "established": 2021, "activeUsers": 50000, "has SSL": true, "user-count": 50000, "123abc": "numeric start", "default": "reserved word" } }
JSONJavaScriptConvert
About this conversion

Paste valid JSON to create JavaScript source.

Convert JSON
  1. Paste JSON into the input editor.
  2. Select Convert to JS Object.
  3. Review the generated JavaScript value.
  4. Copy the output when it matches the intended structure.
JSON example
{
  "name": "Encrypt-Online",
  "url": "https://encrypt-online.com",
  "features": ["Encryption", "Conversion", "Hashing"],
  "details": {
    "established": 2021,
    "activeUsers": 50000,
    "has SSL": true,
    "user-count": 50000,
    "123abc": "numeric start",
    "default": "reserved word"
  }
}

Edit the provided JSON or replace it with your own document.

Output behavior
  • Nested objects and arrays keep their structure.
  • Valid identifier keys appear without quotes.
  • Keys containing spaces, punctuation, numeric starts, or reserved words remain quoted.
  • The generated assignment uses the variable name myObj.
Conversion limits

JSON.parse keeps the final value when an object repeats a property name. It converts JSON numbers to JavaScript Number values, so integers outside the safe range can lose precision. A number that parses as Infinity or negative Infinity must be rejected before serialization. Review affected input before using the generated source.

Browser processing

The conversion runs in the browser. The page displays JavaScript source without evaluating it. Review the generated code before adding it to another application.