/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 vote310 views1 answer
Nodejs validate bnb wallet address
Javascript Node.js
0 vote297 views2 answers
Decode jwt token nodejs
Javascript Node.js
0 vote306 views1 answer
Node check if running on localhost?
Javascript Node.js
0 vote262 views1 answer
Nodejs mysql error handling with user example
Javascript Node.js
1 vote335 views2 answers
Read and update csv file in nodejs
Javascript Node.js
5 votes301 views2 answers
Node js get ip
Javascript Node.js
0 vote351 views1 answer
Sendmediagroup telegram nodejs
Javascript Node.js
9 votes287 views2 answers
Microservices in node js
Javascript Node.js
2 votes313 views1 answer
Node console showing object object
Javascript Node.js
4 votes304 views2 answers
Define a while loop in node js
Javascript Node.js