What is export default ES6?

What is export default ES6?

export default is used to export a single class, function or primitive from a script file. The export can also be written as export default function SafeString(string) { this. string = string; } SafeString.

How do I default export?

Default Exports: Default exports are useful to export only a single object, function, variable. During the import, we can use any name to import. Using Named and Default Exports at the same time: It is possible to use Named and Default exports in the same file. It means both will be imported in the same file.

Can I export default an object?

You can export object itself: export default { googleClientID:’xxxx’ }; The difference is that in your case you will get brand new object every time you call exported function. In this case you will get the same object every time.

How do I export ES6?

ES6 provides two ways to export a module from a file: named export and default export. With named exports, one can have multiple named exports per file. Then import the specific exports they want surrounded in braces. The name of imported module has to be the same as the name of the exported module.

What does export and import mean in ES6?

With the help of ES6, we can create modules in JavaScript. In a module, there can be classes, functions, variables, and objects as well. To make all these available in another file, we can use export and import. The export and import are the keywords used for exporting and importing one or more members in a module.

How are modules used in ES6 in JavaScript?

ES6 has introduced builtin support for modules in JavaScript so we don’t need to use the other systems used in ES5 like: CommonJS modules used in Node.js (CommonJS modules use module.exports for export code and require (path) to import code),

How to export multiple functions in javascript-es6?

And if you want the convenience of default export and ability to import items individually, you can also export all functions individually:

Can a default export be imported with any name?

But a default export can be imported with any name for example: You can also rename named exports to avoid naming conflicts: It is also possible to “import/export” from different modules in a parent module so that they are available to import from that module.