问Angular Google Recaptcha |如何获取recaptcha token结果

EN

import { Component, On Init } from '@angular/core';
import { FormControl } from '@angular/forms';

@Component({
    selector: 'app',
    template: `
        <recaptcha
          [formControl]="myRecaptcha"
          (scriptLoad)="onScriptLoad()"
          (scriptError)="onScriptError()"
        ></recaptcha>
    `
})
export class AppComponent implements onInit {
    myRecaptcha = new FormControl(false);

    ngOnInit() {
        this.myRecaptcha.valueChanges.subscribe(token => console.log(token));
    }

    onScriptLoad() {
        console.log('Google reCAPTCHA loaded and is ready for use!')
    }

    onScriptError() {
        console.log('Something went long when loading the Google reCAPTCHA')
    }
}