How to solve the node res.write garbled problem

Node res.write garbled solution: 1. Set the header information to "Content-Type':'text/plain; charset=utf-8"; 2. Set the code to "res.write( JSON.stringify({msg:data})".

The operating environment of this article: Windows 7 system, nodejs version 10.16.2, Dell G3 computer.

How to solve the problem of garbled characters in node res.write?

About the problem of nodejs res.write returning Chinese garbled characters

Need to add header information:

'Content-Type': 'text/plain; charset=utf-8'

As follows:

 res.writeHead(200, {'Content-Type': 'text/plain; charset=utf-8'});
 res.write(JSON.stringify({msg:data}),'utf8');

Recommended learning: "node.js video tutorial"

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