StringUtils
public static TSource ForgivingCaseSensitiveFind<TSource>(this IEnumerable<TSource> source, Func<TSource, string> valueSelector, string testValue)
public static string FormatWith(this string format, IFormatProvider provider, object arg0, object arg1)
public static string FormatWith(this string format, IFormatProvider provider, object arg0, object arg1, object arg2)
Determines whether the string is all white space. Empty string will return false.
Nulls an empty string.