/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

5 votes102 views2 answers
Nodejs get file size
Javascript Node.js
0 vote106 views1 answer
Automatic compile nodejs when edit
Javascript Node.js
0 vote100 views1 answer
Node fs stream pipe promise
Javascript Node.js
0 vote111 views1 answer
How to load image from dir nodejs
Javascript Node.js
9 votes104 views4 answers
Simple nodejs server
Javascript Node.js
1 vote107 views1 answer
Jwt verify nodejs
Javascript Node.js
1 vote115 views1 answer
Nodejs global
Javascript Node.js
1 vote104 views2 answers
Node alternative to btoa
Javascript Node.js
3 votes275 views2 answers
Socket.io client send data node js server
Javascript Node.js
6 votes112 views3 answers
Request module nodejs
Javascript Node.js