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js

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  1. HTMLMediaElement: waiting event - Web APIs | MDN

    Learn about the waiting event, including its type and syntax, code examples, specifications, and browser compatibility.... js addEventListener("waiting", (event)...firing. Using addEventListener() : js const video = document.querySelector("video");...

    developer.mozilla.org/en-US/docs/Web/API/HTMLMe...
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  2. HTMLMediaElement: loadedmetadata event - Web AP...

    Learn about the loadedmetadata event, including its type and syntax, code examples, specifications, and browser compatibility.... js addEventListener("loadedmetadata"...firing. Using addEventListener() : js const video = document.querySelector("video");...

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  3. HTMLMediaElement: durationchange event - Web AP...

    Learn about the durationchange event, including its type and syntax, code examples, specifications, and browser compatibility.... js addEventListener("durationchange"...firing. Using addEventListener() : js const video = document.querySelector("video");...

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  4. Node: appendChild() method - Web APIs | MDN

    Learn about the Node.appendChild() method, including its syntax, specifications and browser compatibility.... Syntax js appendChild(aChild) Parameters...without losing reference to it: js const paragraph = document.body...

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  5. Window: error event - Web APIs | MDN

    Learn about the error event, including its type and syntax, code examples, specifications, and browser compatibility.... js addEventListener("error", (event)...returning false from the handler: js textarea.onkeydown = () => false;...

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  6. HTMLElement: click() method - Web APIs | MDN

    Learn about the HTMLElement.click() method, including its syntax, code examples, specifications, and browser compatibility.... Syntax js click() Parameters None. Return...occurred')" /> </form> JavaScript js // On mouse-over, execute myFunction...

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  7. Non-capturing group: (?:...) - JavaScript | MDN

    A non-capturing group groups a subpattern, allowing you to apply a quantifier to the entire group or use disjunctions within it. It acts like the grouping operator in JavaScript expressions, and unlike capturing groups, it does not memorize the matched text, allowing for better performance and avoiding confusion when the pattern also contains useful capturing groups.... js function isStylesheet(path) {...input boundary assertion article: js function isImage(filename) {...

    developer.mozilla.org/en-US/docs/Web/JavaScript...
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  8. HTMLInputElement: showPicker() method - Web API...

    Learn about the HTMLInputElement.showPicker() method, including its syntax, code examples, specifications, and browser compatibility.... Syntax js showPicker() Parameters None...if showPicker() is supported: js if ("showPicker" in HTMLInputElement...

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  9. Function.prototype.toString() - JavaScript | MDN

    The toString() method of Function instances returns a string representing the source code of this function.... Try it Syntax js toString() Parameters None. Return...object is not a Function object. js Function.prototype.toString.call("foo");...

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  10. Introduction to automated testing - Learn web d...

    This was quite a ride, but I'm sure you can start to see the benefits of using automation tools to do some of the heavy lifting in terms of testing....js , so you'll need to install it...way to install and update Node.js and npm is via a node version...

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