title: Undefined variable after giving the value in the constructor?
body: <p>I am having trouble with accessing a variable that I am using at the constructor <code>this.currentLang</code> as you can see it take the value and is the value is also outside the constructor but when the flow goes to <code>displayIndustries</code> function/method is <code>undefined</code> is anything going wrong for the scope of this variable cause I try with <code>boolean</code> and now with the string still <code>undefined</code>.</p>