Resx designer sample

resx-designer-sample.cs

namespace SettleUp.Localization.Resources 
{
    public class AppResources 
    {   
	// Resource manager for accessing the ResX resources
        public global::System.Resources.ResourceManager ResourceManager {
            get {
                if (object.ReferenceEquals(resourceMan, null)) {
		    // notice the AppResource's full path - you will want to change this to suit you
                    global::System.Resources.ResourceManager temp = new global::System.Resources.ResourceManager("SettleUp.Localization.Resources.AppResources", typeof(AppResources).Assembly);
                    this.resourceMan = temp;
                }
                return resourceMan;
            }
	}
	    
        // you can override default culture
        public global::System.Globalization.CultureInfo Culture {
            get { return this.resourceCulture; }
            set { this.resourceCulture = value; }
        }
	    
	// localized resources
	public string SomeString => ResourceManager.GetString("some_string", this.resourceCulture);
	// ... other localized strings
    }
}

// using this in code-behind
private void ButtonClick(object sender, EventArgs args)
{
  this.textBlock.Text = AppResources.Instance.SomeString;
}