** Add 'PlaceholderFieldView' folder in your project. 'PlaceholderFieldView' contains two files 1. PlaceholderTextfieldView.swift and 2. CustomTextfiled.swift
Open your storyboard file and add a UIView and make as a sub class of 'PlaceholderView'
and reset all your components in storyboard inspector.
Now done. Run your app and you can see output.