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This is an example gist to parse form data in node js "without" express js and body-parser
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Node Intial</title> | |
| </head> | |
| <body> | |
| <h1>Hello</h1> | |
| <form action="http://127.0.0.1:3000/" method="post"> | |
| <input type="text" name="name" id=""> | |
| <input type="email" name="email" id=""> | |
| <input type="number" name="num" id="id"> | |
| <input type="submit"> | |
| </form> | |
| </body> | |
| </html> |
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| //To create a httpserver | |
| const http = require('http'); | |
| //to retrive a html file | |
| const fs = require('fs'); | |
| //converting the POST string to Object | |
| const qs = require('querystring') | |
| const hostname = '127.0.0.1'; | |
| const port = 3000; | |
| delete require.cache['./index.html'] | |
| const people = [] | |
| function printIf(arr,len){ | |
| console.log(`This is ${arr.length} time`); | |
| if (arr.length%5==0){ | |
| console.log(arr); | |
| } | |
| } | |
| app = (req, res) => { | |
| if (req.method == "POST"){ | |
| let body = ''; | |
| req.on('data', chunk => { | |
| body += chunk.toString(); // convert Buffer to string | |
| }); | |
| req.on('end', () => { | |
| people.push(qs.parse(body)); | |
| printIf(people,5) | |
| res.end('ok'); | |
| }); | |
| }else{ | |
| fs.readFile('./index.html','utf8',(error,data)=>{ | |
| if (error) throw error | |
| res.statusCode = 200; | |
| //Since we are rendering the html | |
| res.setHeader('Content-Type', 'text/html'); | |
| res.end(data); | |
| }) | |
| } | |
| } | |
| const server = http.createServer(app); | |
| server.listen(port, hostname, () => { | |
| console.log(`Server running at http://${hostname}:${port}/`); | |
| }); |
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| Server running at http://127.0.0.1:3000/ | |
| This is 1 time | |
| This is 2 time | |
| This is 3 time | |
| This is 4 time | |
| This is 5 time | |
| [ [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' } ] | |
| This is 6 time | |
| This is 7 time | |
| This is 8 time | |
| This is 9 time | |
| This is 10 time | |
| [ [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' }, | |
| [Object: null prototype] { name: 'John ', email: '[email protected]', num: '7845574812' } ] |
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