nodejsHow to send JSON response from HTTP server
const http = require('http');
const server = http.createServer((req, res) => {
let data = {name: 'Joe', age: 98};
res.setHeader('Content-Type', 'application/json')
res.end(JSON.stringify(data));
});
server.listen(82, '127.0.0.1');ctrl + crequire('http')import module to work with | http.createServercreates HTTP server |
(req,object with request data | resobject to manage response |
application/jsonset response content type to let client know we're sending | JSON.stringifyconvert given object to JSON string |
.end(finished | |
Usage example
curl -i http://127.0.0.1:82/output
HTTP/1.1 200 OK
Content-Type: application/json
Date: Thu, 04 Aug 2022 12:34:32 GMT
Connection: keep-alive
Keep-Alive: timeout=5
Content-Length: 23
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