nodejsHow to log to file
const fs = require('fs');
const logger = new console.Console({
stdout: fs.createWriteStream('/tmp/out.log'),
stderr: fs.createWriteStream('/tmp/err.log')
});
logger.log('hi, I am message');
logger.error('I AM ERROR HA HA HA');ctrl + crequire('fs')library to work with file system | new console.Consolecreate new Console object to log data |
fs.createWriteStreamopen file and create writing stream from it | stdoutset stream (file) to write standard messages to |
stderrset stream (file) to write errors to | logger.loglog standard message |
logger.errorlog error | |
Usage example
cat /tmp/err.logoutput
I AM ERROR HA HA HAMore of Nodejs
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