Copyright © 2020 Adobe. The addEventListener() method attaches an event handler to the specified element. Tip: Use the removeEventListener() method to remove an event handler that has been attached with the addEventListener() method. someObj.addEventListener("click", some_function.bind(this), false); Or to capture some of the lexical scope, for example in a loop: someObj.addEventListener("click", some_function.bind(this, arg1, arg2), false); Finally, if the this parameter is not needed within the target function: Like this: this.close_definition_btn.addEventListener("click", this.acloseDefinition.bind(this)); I hope this helps. In your case, the main timeline. When you use the 'this' keyword, you are setting/getting a property or method to/of an object. this.close_definition_btn.addEventListener("click", acloseDefinition.bind(this)); this.acloseDefinition = function closeDefinition() {. Be kind and respectful, give credit to the original source of content, and search for duplicates before posting. Like this: this.close_definition_btn.addEventListener("click", this.acloseDefinition.bind(this)); Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. | Treehouse Community.
HTML 5 Canvas: How to bind(addEventListener) a function from other frames. Use addEventListener to bind a keyup event to the enter key. JavaScript Interactive Web Pages with JavaScript Traversing and Manipulating the DOM with JavaScript Perfect. this.close_definition_btn.visible = false; The two frames share the same button, and when it's clicked, a function is triggered. All rights reserved.
Actually, you don't need the code in the second frame at all. So you don't need to add the event listener in both frames. Watch Video. But console error pops up, showing "acloseDefinition is not defined". Actually, you don't need the code in the second frame at all. So you don't need to add the event listener in both frames. __________________________________________. The document.addEventListener () method attaches an event handler to the document. Tip: Use the document.removeEventListener () method to remove an event handler that has been attached with the addEventListener () method. Definition and Usage. And to correctly add the event listener, you have to use the 'this' keyword when passing the handler function. And to correctly add the event listener, you have to use the 'this' keyword when passing the handler function.
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