JSON.parse-reviver.js 509 B

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  1. load("test-common.js");
  2. try {
  3. let string = `{"var1":10,"var2":"hello","var3":{"nested":5}}`;
  4. let object = JSON.parse(string, (key, value) => typeof value === "number" ? value * 2 : value);
  5. assertDeepEquals(object, { var1: 20, var2: "hello", var3: { nested: 10 } });
  6. object = JSON.parse(string, (key, value) => typeof value === "number" ? undefined : value);
  7. assertDeepEquals(object, { var2: "hello", var3: {} });
  8. console.log("PASS");
  9. } catch (e) {
  10. console.log("FAIL: " + e);
  11. }