Throwing an object Aside from throwing astringor anumbervalue, you can also throw an object like this: try{thrownewError("sorry, x is not a number");}catch(e){console.error(e);// expected output: "Error: sorry, x is not a number"} TheErrorobject is just a JavaScript object withna...
如果用户传递给函数 runWithoutThrowing 的参数抛出了一个错误对象, 上面的代码能正常捕获错误. 然后, 如果是抛出一个字符串, 就会碰到一些问题了:function runWithoutThrowing(func) { try { func(); } catch (e) { console.log('There was an error, but I will not throw it.'); conso...
runWithoutThrowing(funcThatThrowsError); 如果你的用户传入runWithoutThrowing的函数抛出的是Error对象,一切都运行良好。 然而,如果他最后抛出的是个String,你可能就会遇到问题: function runWithoutThrowing(func) { try { func(); } catch (e) { console.log('There was an error, but I will not throw it....
try…catch only handles errors encountered at runtime, and invalid JavaScript will error-out at parse-time so your program won’t run at all. Instead, use a linter likeESLintto catch those errors directly when authoring your code. Throwing Custom Errors Oftentimes instead of catching pure JavaS...
这段代码,如果其他人传递一个带有抛出 Error 对象的函数给 runWithoutThrowing 函数的话,将完美运行。然而,如果他抛出一个 String 类型的话,则情况就麻烦了。 functionrunWithoutThrowing(func){try{func();}catch(e){console.log('There was an error, but I will not throw it.');console.log('The error...
如果用户传递给函数 runWithoutThrowing 的参数抛出了一个错误对象, 上面的代码能正常捕获错误. 然后, 如果是抛出一个字符串, 就会碰到一些问题了: functionrunWithoutThrowing(func){ try{ func(); }catch(e){ console.log('There was an error, but I will not throw it.'); ...
. This error originated either by throwing inside of an asyncfunctionwithouta catch block, or by rejecting a promise which was not handled with.catch(). (rejection id: 1) (node:63766) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of...
这段代码,如果其他人传递一个带有抛出Error对象的函数给runWithoutThrowing函数的话,将完美运行。然而,如果他抛出一个String类型的话,则情况就麻烦了。 function runWithoutThrowing(func) { try { func(); } catch (e) { console.log('There was an error, but I will not throw it.'); ...
问出现javascript错误的问题(--unhandled-rejections=strict)ENStrict Mode翻译中文就是严格模式，是安卓提供...
Executed the app and no JavaScript error was thrown. N.B:I am still not satisfied with this fix, cos i applied the same troubleshooting approach on another PC throwing up the same JavaScript error, and the fix doesn't work on it.🙂 ...