JxBrowser/com.teamdev.jxbrowser.js/[jvm]JsMap/get

get

abstract fun <T> get(key: Any): T

Returns the value associated with the specified key or an empty Optional if there is no such key in this map.

The type mapping rules are the following: 

| JavaScript         | Java           |
|--------------------|----------------|
| Number             | Double         |
| String             | String         |
| Boolean            | Boolean        |
| null and undefined | null           |
| Node               | JsObject, Node |
| ArrayBuffer        | JsArrayBuffer  |
| Array              | JsArray        |
| Set                | JsSet          |
| Map                | JsMap          |
| Object             | JsObject       |
| Proxy Object       | Object         |
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For proxy objects, the corresponding injected Java object is returned.

Return

the value associated with the specified key or an empty Optional if there is no such key in this map.

Parameters

key

the key whose associated value is to be returned

<T>

the type of the returned value

Throws

when the JavaScript object is already disposed or invalid