/Javascript/Node.js/How to wait for an exec command to fininsh in nodejs

How to wait for an exec command to fininsh in nodejs

const exec = require('child_process').exec;

function os_func() {
    this.execCommand = function(cmd, callback) {
        exec(cmd, (error, stdout, stderr) => {
            if (error) {
                console.error(`exec error: ${error}`);
                return;
            }

            callback(stdout);
        });
    }
}
var os = new os_func();

os.execCommand('SomeCommand', function (returnvalue) {
    // Here you can get the return value
});

Source: stackoverflow.com

Similar codes

0 vote369 views1 answer
How to generate a random salt in nodejs
Javascript Node.js
1 vote329 views1 answer
Nodejs aws s3 stream upload
Javascript Node.js
0 vote377 views1 answer
Print map object nodejs
Javascript Node.js
1 vote353 views1 answer
Node js pre-commit hook bypass
Javascript Node.js
5 votes369 views2 answers
Node js version 14
Javascript Node.js
-3 votes390 views3 answers
Node qrcode
Javascript Node.js
0 vote366 views1 answer
GET / - - ms - - node js
Javascript Node.js
0 vote331 views1 answer
Objectid is not defined node js mongodb
Javascript Node.js
0 vote341 views1 answer
Node js return ID in postgres insert
Javascript Node.js
16 votes352 views3 answers
Node mon install
Javascript Node.js