/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 vote220 views1 answer
Como actualizar nodejs
Javascript Node.js
0 vote200 views1 answer
Copy folder in nodejs
Javascript Node.js
0 vote234 views1 answer
Get string before specific character nodejs
Javascript Node.js
1 vote211 views2 answers
Node sass error
Javascript Node.js
2 votes194 views2 answers
Send multipart form data axios with node js
Javascript Node.js
5 votes199 views1 answer
Install node js 14
Javascript Node.js
4 votes196 views2 answers
How to use online mysql database with node js
Javascript Node.js
0 vote201 views2 answers
SyntaxError: Cannot use import statement outside a module node js
Javascript Node.js
0 vote196 views1 answer
What is @ atsign in first of file path nodejs
Javascript Node.js
0 vote207 views1 answer
Nodejs parallel async calls -1
Javascript Node.js