sebastienros.jint/Jint.Tests/Runtime/ExtensionMethods/OverrideStringPrototypeExtensions.cs

namespace Jint.Tests.Runtime.ExtensionMethods
{
    public static class OverrideStringPrototypeExtensions
    {
        public static string[] Split(this string value, string delimiter)
        {
            return value.Split(delimiter.ToCharArray()).Select(v => v.ToUpper()).ToArray();
        }
    }
}