How to use randomatic npm library in an Ionic app? I want to generate a random 6 digit number





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I want to generate random 6 digit number so that it could be sent to user's phone as verification code.



While googling I found this npm library randomatic
https://www.npmjs.com/package/randomatic
which does what I require.



However, I am not sure how to use this in an Ionic app, particularly in a Typescript file. Based on the provided documentation this is what I tried.



send-code.ts



export class SendCodePage {

var randomize = require('randomatic');

constructor(private navCtrl: NavController, private sms: SMS) {
}

ionViewDidLoad() {
console.log('ionViewDidLoad SendCodePage');
}

doSendCode() {
let randomNum = randomize('0', 6);
this.sms.send("1002001234", randomNum);
this.navCtrl.push(ResetPasswordPage);
}

}


As soon as I add the line var randomize = require('randomatic'); my editor goes red. Not sure how to import it here or if it even can be used in an Ionic project or not.










share|improve this question


















  • 1





    Math.random().toString().substr(-6) would work as a simple vanilla JS solution, without relying on libraries etc.

    – Tyler Roper
    Jan 4 at 4:52













  • That works. Thanks @Tyler

    – user2325154
    Jan 4 at 4:56











  • No problem. Admittedly, that solution is a bit cheeky, and I'm not sure that Math.random() is guaranteed to always return that many characters. A friendlier (and much more efficient) solution might be something like Math.floor(Math.random()*90000) + 10000;.

    – Tyler Roper
    Jan 4 at 4:56




















0















I want to generate random 6 digit number so that it could be sent to user's phone as verification code.



While googling I found this npm library randomatic
https://www.npmjs.com/package/randomatic
which does what I require.



However, I am not sure how to use this in an Ionic app, particularly in a Typescript file. Based on the provided documentation this is what I tried.



send-code.ts



export class SendCodePage {

var randomize = require('randomatic');

constructor(private navCtrl: NavController, private sms: SMS) {
}

ionViewDidLoad() {
console.log('ionViewDidLoad SendCodePage');
}

doSendCode() {
let randomNum = randomize('0', 6);
this.sms.send("1002001234", randomNum);
this.navCtrl.push(ResetPasswordPage);
}

}


As soon as I add the line var randomize = require('randomatic'); my editor goes red. Not sure how to import it here or if it even can be used in an Ionic project or not.










share|improve this question


















  • 1





    Math.random().toString().substr(-6) would work as a simple vanilla JS solution, without relying on libraries etc.

    – Tyler Roper
    Jan 4 at 4:52













  • That works. Thanks @Tyler

    – user2325154
    Jan 4 at 4:56











  • No problem. Admittedly, that solution is a bit cheeky, and I'm not sure that Math.random() is guaranteed to always return that many characters. A friendlier (and much more efficient) solution might be something like Math.floor(Math.random()*90000) + 10000;.

    – Tyler Roper
    Jan 4 at 4:56
















0












0








0








I want to generate random 6 digit number so that it could be sent to user's phone as verification code.



While googling I found this npm library randomatic
https://www.npmjs.com/package/randomatic
which does what I require.



However, I am not sure how to use this in an Ionic app, particularly in a Typescript file. Based on the provided documentation this is what I tried.



send-code.ts



export class SendCodePage {

var randomize = require('randomatic');

constructor(private navCtrl: NavController, private sms: SMS) {
}

ionViewDidLoad() {
console.log('ionViewDidLoad SendCodePage');
}

doSendCode() {
let randomNum = randomize('0', 6);
this.sms.send("1002001234", randomNum);
this.navCtrl.push(ResetPasswordPage);
}

}


As soon as I add the line var randomize = require('randomatic'); my editor goes red. Not sure how to import it here or if it even can be used in an Ionic project or not.










share|improve this question














I want to generate random 6 digit number so that it could be sent to user's phone as verification code.



While googling I found this npm library randomatic
https://www.npmjs.com/package/randomatic
which does what I require.



However, I am not sure how to use this in an Ionic app, particularly in a Typescript file. Based on the provided documentation this is what I tried.



send-code.ts



export class SendCodePage {

var randomize = require('randomatic');

constructor(private navCtrl: NavController, private sms: SMS) {
}

ionViewDidLoad() {
console.log('ionViewDidLoad SendCodePage');
}

doSendCode() {
let randomNum = randomize('0', 6);
this.sms.send("1002001234", randomNum);
this.navCtrl.push(ResetPasswordPage);
}

}


As soon as I add the line var randomize = require('randomatic'); my editor goes red. Not sure how to import it here or if it even can be used in an Ionic project or not.







javascript angular typescript ionic-framework npm






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Jan 4 at 4:48









user2325154user2325154

1,78993880




1,78993880








  • 1





    Math.random().toString().substr(-6) would work as a simple vanilla JS solution, without relying on libraries etc.

    – Tyler Roper
    Jan 4 at 4:52













  • That works. Thanks @Tyler

    – user2325154
    Jan 4 at 4:56











  • No problem. Admittedly, that solution is a bit cheeky, and I'm not sure that Math.random() is guaranteed to always return that many characters. A friendlier (and much more efficient) solution might be something like Math.floor(Math.random()*90000) + 10000;.

    – Tyler Roper
    Jan 4 at 4:56
















  • 1





    Math.random().toString().substr(-6) would work as a simple vanilla JS solution, without relying on libraries etc.

    – Tyler Roper
    Jan 4 at 4:52













  • That works. Thanks @Tyler

    – user2325154
    Jan 4 at 4:56











  • No problem. Admittedly, that solution is a bit cheeky, and I'm not sure that Math.random() is guaranteed to always return that many characters. A friendlier (and much more efficient) solution might be something like Math.floor(Math.random()*90000) + 10000;.

    – Tyler Roper
    Jan 4 at 4:56










1




1





Math.random().toString().substr(-6) would work as a simple vanilla JS solution, without relying on libraries etc.

– Tyler Roper
Jan 4 at 4:52







Math.random().toString().substr(-6) would work as a simple vanilla JS solution, without relying on libraries etc.

– Tyler Roper
Jan 4 at 4:52















That works. Thanks @Tyler

– user2325154
Jan 4 at 4:56





That works. Thanks @Tyler

– user2325154
Jan 4 at 4:56













No problem. Admittedly, that solution is a bit cheeky, and I'm not sure that Math.random() is guaranteed to always return that many characters. A friendlier (and much more efficient) solution might be something like Math.floor(Math.random()*90000) + 10000;.

– Tyler Roper
Jan 4 at 4:56







No problem. Admittedly, that solution is a bit cheeky, and I'm not sure that Math.random() is guaranteed to always return that many characters. A friendlier (and much more efficient) solution might be something like Math.floor(Math.random()*90000) + 10000;.

– Tyler Roper
Jan 4 at 4:56














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