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Install

This package is pure ESM. If you're not ready yet, install an older version of this program, 10.1.0 (npm i [email protected]).

npm i json-variables

Quick Take

import { strict as assert } from "node:assert";

import { jVar } from "json-variables";

assert.deepEqual(
  jVar({
    a: "some text %%_var1.key1.0_%% more text %%_var2.key2.key3.1_%%",
    b: "something",
    var1: { key1: ["value1"] },
    var2: { key2: { key3: ["", "value2"] } },
  }),
  {
    a: "some text value1 more text value2",
    b: "something",
    var1: { key1: ["value1"] },
    var2: { key2: { key3: ["", "value2"] } },
  },
);

Documentation

Please visit codsen.com for a full description of the API. For Changelog, see raw md on GitHub or the website.

Contributing

To report bugs or request features or assistance, raise an issue on GitHub.

Licence

MIT License

Copyright © 2010-2026 Roy Revelt and other contributors