rjson  

![Latest Version]

toml rjson = { version: "0", package = "rj" }

```rust use rjson::RJson; fn main() { tracingsubscriber::fmt::init(); { let state = rjson::reactive(serdejson::json!({ "name": "John Doe", "age": 43, "phones": [ "+44 1234567", "+44 2345678" ], "address": { "province": "山东" } }));

  let effect_state = state.clone();
  let _eff = rjson::effect(move || {
    effect_state.with_lock(|state| {
        println!("-- hello effect, phones.1: {}", state.pget("phones.1"));
    });
  });

  state.with_lock(|mut state| {
    state.pset("name", "zhangsan".into());
    state.pset("age", 18.into());
    state.pset("age", 19.into());
    /*
     * 无法追加新的属性，会使内存布局重排，导致其他变量ptr地址改变
     * 目前解决方案：通过JSON_ADDR_MAP记录旧地址，当下次访问地址变化，更新为新地址（以存放地址的变量地址作为targetkey）
     */
    state.pset("age2", serde_json::json!(null));
    state.pset("phones.1", "0539".into());

    println!(
        "name: {}, age: {}, age2: {}",
        state.pget("name"),
        state.pget("age"),
        state.pget("age2")
    );
    println!("phones: {:?}", state.pget("phones.0"));
    println!("first phone {}", state["phones"][0]);
  });

}

std::thread::park(); }

```