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# Env
The opaque data structure containing the environment in which the request is being run.
The Env object is usually created and passed by the Node.js runtime or node-addon-api infrastructure.
## Methods
### Constructor
```cpp
Napi::Env::Env(napi_env env);
```
- `[in] env`: The `napi_env` environment from which to construct the `Napi::Env` object.
### napi_env
```cpp
operator napi_env() const;
```
Returns the `napi_env` opaque data structure representing the environment.
### Global
```cpp
Napi::Object Napi::Env::Global() const;
```
Returns the `Napi::Object` representing the environment's JavaScript Global Object.
### Undefined
```cpp
Napi::Value Napi::Env::Undefined() const;
```
Returns the `Napi::Value` representing the environment's JavaScript Undefined Object.
### Null
```cpp
Napi::Value Napi::Env::Null() const;
```
Returns the `Napi::Value` representing the environment's JavaScript Null Object.
### IsExceptionPending
```cpp
bool Napi::Env::IsExceptionPending() const;
```
Returns a `bool` indicating if an exception is pending in the environment.
### GetAndClearPendingException
```cpp
Napi::Error Napi::Env::GetAndClearPendingException();
```
Returns an `Napi::Error` object representing the environment's pending exception, if any.
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