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js

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  1. Introduction to events - Learn web development ...

    Events are things that happen in the system you are programming, which the system tells you about so your code can react to them....background to a random color: js const btn = document.querySelector("button");...the code from the last example: js const btn = document.querySelector("button");...

    developer.mozilla.org/en-US/docs/Learn/JavaScri...
  2. nonce - HTML: HyperText Markup Language | MDN

    The nonce global attribute is a content attribute defining a cryptographic nonce ("number used once") which can be used by Content Security Policy to determine whether or not a given fetch will be allowed to proceed for a given element.... For example, in nodejs: js const crypto = require("crypto");...empty string will be returned). js script.getAttribute("nonce");...

    developer.mozilla.org/en-US/docs/Web/HTML/Globa...
  3. for await...of - JavaScript | MDN

    The for await...of statement creates a loop iterating over async iterable objects as well as sync iterables. This statement can only be used in contexts where await can be used, which includes inside an async function body and in a module.... Try it Syntax js for await (variable of iterable)...implements async iterable protocol: js const LIMIT = 3; const asyncIterable...

    developer.mozilla.org/en-US/docs/Web/JavaScript...
  4. RangeError: x can't be converted to BigInt beca...

    The JavaScript exception "x can't be converted to BigInt because it isn't an integer" occurs when the BigInt() function is used on a number that isn't an integer.... Examples Invalid cases js const a = BigInt(1.5); // RangeError:...is not an integer Valid cases js const a = BigInt(1); See also...

    developer.mozilla.org/en-US/docs/Web/JavaScript...
  5. Free Consulting - Free Support Forum - groupdoc...

    Welcome to the GroupDocs Free Consulting Services category! This is your starting point for accessing our free consulting services aimed at helping you leverage GroupDocs APIs effectively....September 19, 2024 PPT Merger NODe Js API document-conversion 1 28...

    forum.groupdocs.com/c/free-consulting/37
  6. SyntaxError: label not found - JavaScript | MDN

    The JavaScript exception "label not found" occurs when a break or continue statement references a label that does not exist on any statement that contains the break or continue statement.... js start: console.log("Hello, world...break and continue statements. js start: { console.log("Hello,...

    developer.mozilla.org/en-US/docs/Web/JavaScript...
  7. SharedWorker - Web APIs | MDN

    Learn about the SharedWorker interface, including its properties and methods, specifications and browser compatibility....this: js const myWorker = new SharedWorker("worker.js"); Note:...started using its start() method: js myWorker.port.start(); When the...

    developer.mozilla.org/en-US/docs/Web/API/Shared...
  8. Window: localStorage property - Web APIs | MDN

    Learn about the Window.localStorage property, including its type, code examples, specifications, and browser compatibility.... js localStorage.setItem("myCat"...localStorage item is as follows: js const cat = localStorage.getItem("myCat");...

    developer.mozilla.org/en-US/docs/Web/API/Window...
  9. async function* - JavaScript | MDN

    The async function* declaration creates a binding of a new async generator function to a given name.... Try it Syntax js async function* name(param0)...yielded promise. For example: js async function* foo() { yield...

    developer.mozilla.org/en-US/docs/Web/JavaScript...
  10. Using files from web applications - Web APIs | MDN

    Using the File API, web content can ask the user to select local files and then read the contents of those files. This selection can be done by either using an HTML element or by drag and drop....using a classical DOM selector: js const selectedFile = document...change event listener, like this: js const inputElement = document...

    developer.mozilla.org/en-US/docs/Web/API/File_A...