How to retrieve nested property values in JavaScript / Typescript

Use the following function to retrieve the value of a property nested within another property in JavaScript...

 

export function retriveValueFromNestedProperty(objectToIterate: any, propertyName: string): any {

    var array: Array<string> = propertyName.split(".");

    var currentValue: any = objectToIterate[array[0]];

    for (var i = 1; i < array.length; i++) {

        currentValue = currentValue[array[i]];
    }

    return currentValue;
}