Update init.md

Author: Power-Maverick

powerapps-docs/developer/component-framework/reference/control/init.md

@@ -32,12 +32,13 @@ Model-driven apps and canvas apps (public preview)
 
 ## Example
 
-```JavaScript
-MyNameSpace.JSHelloWorldControl.prototype.init = function (context, notifyOutputChanged, state, container) {
+```TypeScript
+public init(context: ComponentFramework.Context<IInputs>, notifyOutputChanged: () => void, state: ComponentFramework.Dictionary, container:HTMLDivElement)
+{
 	this._labelElement = document.createElement("label");
-	this._labelElement.setAttribute("class", "JS_HelloWorldColor");
+	this._labelElement.setAttribute("class", "HelloWorldColor");
 	container.appendChild(this._labelElement);
-};
+}
 ```
 
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