/Javascript/React/Access to XMLHttpRequest has been blocked by CORS policy React

Access to XMLHttpRequest has been blocked by CORS policy React

/*
npm i cors
or
 yarn add cors
then in your node app
*/
const cors = require('cors');
const corsOptions ={
    origin:'http://localhost:3000', 
    credentials:true,            //access-control-allow-credentials:true
    optionSuccessStatus:200
}
app.use(cors(corsOptions));

Similar codes

4 votes356 views2 answers
[!] CocoaPods could not find compatible versions for pod "ReactCommon/jscallinvoker": In Podfile: ReactCommon/jscallinvoker (from `../node_modules/react-native/ReactCommon`)
Javascript React
114 votes384 views3 answers
Run react app
Javascript React
-1 vote368 views1 answer
Convert datetime value to time only in reactjs
Javascript React
0 vote377 views1 answer
Geocoding react
Javascript React
7 votes345 views2 answers
Insert a line break into a text component in react-native
Javascript React
0 vote357 views1 answer
Text decoration react native
Javascript React
8 votes363 views1 answer
React hooks with objects
Javascript React
7 votes380 views1 answer
Img src in react js
Javascript React
0 vote322 views1 answer
React Native Text style example
Javascript React
28 votes355 views6 answers
React proptypes
Javascript React