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- <?xml version="1.0" encoding="UTF-8" ?>
- <class name="JavaScriptObject" inherits="RefCounted" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
- <brief_description>
- A wrapper class for web native JavaScript objects.
- </brief_description>
- <description>
- JavaScriptObject is used to interact with JavaScript objects retrieved or created via [method JavaScriptBridge.get_interface], [method JavaScriptBridge.create_object], or [method JavaScriptBridge.create_callback].
- [codeblock]
- extends Node
- var _my_js_callback = JavaScriptBridge.create_callback(myCallback) # This reference must be kept
- var console = JavaScriptBridge.get_interface("console")
- func _init():
- var buf = JavaScriptBridge.create_object("ArrayBuffer", 10) # new ArrayBuffer(10)
- print(buf) # Prints [JavaScriptObject:OBJECT_ID]
- var uint8arr = JavaScriptBridge.create_object("Uint8Array", buf) # new Uint8Array(buf)
- uint8arr[1] = 255
- prints(uint8arr[1], uint8arr.byteLength) # Prints "255 10"
- # Prints "Uint8Array(10) [ 0, 255, 0, 0, 0, 0, 0, 0, 0, 0 ]" in the browser's console.
- console.log(uint8arr)
- # Equivalent of JavaScriptBridge: Array.from(uint8arr).forEach(myCallback)
- JavaScriptBridge.get_interface("Array").from(uint8arr).forEach(_my_js_callback)
- func myCallback(args):
- # Will be called with the parameters passed to the "forEach" callback
- # [0, 0, [JavaScriptObject:1173]]
- # [255, 1, [JavaScriptObject:1173]]
- # ...
- # [0, 9, [JavaScriptObject:1180]]
- print(args)
- [/codeblock]
- [b]Note:[/b] Only available in the Web platform.
- </description>
- <tutorials>
- </tutorials>
- </class>
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