/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 vote201 views1 answer
Cantsee auto complete for node jsmodules in vs code
Javascript Node.js
1 vote205 views1 answer
How to console in node js
Javascript Node.js
24 votes221 views4 answers
Node if file exists
Javascript Node.js
6 votes193 views2 answers
Nodejs get current directory
Javascript Node.js
0 vote200 views1 answer
Node process.env.PORT
Javascript Node.js
0 vote202 views1 answer
Multiple question node js
Javascript Node.js
0 vote264 views1 answer
Query mongodb - nodejs
Javascript Node.js
0 vote196 views1 answer
Nodejs folder structure best practices
Javascript Node.js
-1 vote192 views1 answer
Render html in node js
Javascript Node.js
0 vote245 views1 answer
Node js load css file
Javascript Node.js