https://developer.mozilla.org › en-US › docs › Web › JavaScript › Reference › Statements › throw
throw - JavaScript | MDN - MDN Web DocsLearn how to use the throw statement to generate an error and stop the execution of the current function. See syntax, examples, and browser compatibility for this JavaScript feature.
https://developer.mozilla.org › fr › docs › Web › JavaScript › Reference › Statements › throw
throw - JavaScript | MDN - MDN Web DocsPropager une exception. L'instruction throw peut être utilisée pour transmettre une exception qui aurait été interceptée avec catch. Dans l'exemple suivant, on intercepte une exception avec une valeur numérique et on propage l'exception si la valeur est supérieure à 50.
https://www.w3schools.com › js › js_errors.asp
JavaScript Errors Try Catch Throw - W3SchoolsLearn how to use try, catch, throw and error object to handle errors in JavaScript code. See examples of different types of errors and how to validate input and HTML.
https://stackoverflow.com › questions › 69165892
javascript - How to throw an exception with a status code ... - Stack ...function CustomException(message) { const error = new Error(message); error.code = "THIS_IS_A_CUSTOM_ERROR_CODE"; return error; } CustomException.prototype = Object.create(Error.prototype); then you can throw your custom exception:
https://www.javascripttutorial.net › javascript-throw-exception
JavaScript throw ExceptionLearn how to use the throw statement to throw an exception in JavaScript. See examples of throwing strings, Error instances and custom errors with the try...catch statement.
https://www.w3schools.com › jsref › jsref_throw.asp
JavaScript throw Statement - W3SchoolsLearn how to use the throw statement to generate an exception and handle it with try and catch blocks. See examples, syntax, parameters and browser support for this ECMAScript3 feature.
https://fr.javascript.info › try-catch
Gestion des erreurs, "try...catch" - JavaScriptPour unifier le traitement des erreurs, nous allons utiliser l’opérateur throw. L’instruction “throw” L’instruction throw génère une erreur. La syntaxe est la suivante :
https://javascript.info › custom-errors
Custom errors, extending Error - The Modern JavaScript TutorialLearn how to create and use custom error classes in JavaScript by extending the built-in Error class. See examples of ValidationError, PropertyRequiredError and how to handle them with try..catch.
https://www.sitepoint.com › javascript-error-handling
The Ultimate Guide to JavaScript Error Handling — SitePointDive into this comprehensive guide to JavaScript error handling, where you'll learn how to throw, detect, and handle your own errors.
try { throw "Oops; this is not an Error object"; } catch (e) { if (!(e instanceof Error)) { e = new Error(e); } console.error(e.message); } If you don't need the exception value, you can omit it along with the enclosing parentheses.