} = myobj;// TypeError: object is not iterable constobj = {France:"Paris",England:"London"}; for(constpofobj) { // … }// TypeError: obj is not iterable JS 中有内置的可迭代对象,如:String、Array、TypedArray、Map、Set以及Intl.Segments (en-US),因为它们的每个prototype对象都实现了@@iter...
} = myobj; // TypeError: object is not iterable const obj = { France: "Paris", England: "London" }; for (const p of obj) { // … } // TypeError: obj is not iterable JS 中有内置的可迭代对象,如:String、Array、TypedArray、Map、Set以及Intl.Segments (en-US),因为它们的每个prototype...
问在android上运行React-Native应用程序显示"Object is not iterable“ENimportReact,{Component}from"reac...
数组(Array)、对象(Object)、空（Null）、未定义（Undefined），时至今日，
React version: 0.0.0-experimental-7b84dbd16 Steps To Reproduce Use unstable_createRoot in index.js to enable concurrent mode import useTransition from react in App.js Try and call useTransition like this const [startTransition, isPending] = useTransition({ ...
index-b568087f.js:61 Uncaught TypeError: t is not iterable at o (index-b568087f.js:61:377) at onClick (index-b568087f.js:61:798) at Object.Ld (index-b568087f.js:37:9855) at Ad (index-b568087f.js:37:10009) at Id (index-b568087f.js:37:10066) ...
在解释 HTML 的浏览器中,这段代码会给你My name is Carlos,这正是我们所期望的。 在JSX 中,相同的代码将被呈现为MynameisCarlos,这是因为三个嵌套的行被转译为div元素的单独子元素,而不考虑空格。获得相同输出的常见解决方案是在元素之间明确放置一个空格,如下所示: <div> <span>My</span> {' '} name ...
This example accepts JPEG and PNG image files, and renders them by creating a local object URL.import type {FileDropItem} from 'react-aria'; function DropTarget() { let [file, setFile] = React.useState(null); let ref = React.useRef(null); let { dropProps, isDropTarget } = useDrop...
is invalid; the type checker ' + 'function must return `null` or an `Error` but returned a ' + typeof error + '. ' + 'You may have forgotten to pass an argument to the type checker ' + 'creator (arrayOf, instanceOf, objectOf, oneOf, oneOfType, and ' + 'shape all require...
is not packed IPC test: ping [20696:0422/201057.103:ERROR:CONSOLE(160)] "Electron sandbox_bundle.js script failed to run", source: node:electron/js2c/sandbox_bundle (160) [20696:0422/201057.104:ERROR:CONSOLE(160)] "TypeError: object null is not iterable (cannot read property Symbol(Symbol...