/// <summary>
/// Is nullable
/// </summary>
/// <param name="s"></param>
/// <param name="action"></param>
/// <param name="isNullAction"></param>
/// <param name="ignoreCase"></param>
/// <param name="format"></param>
/// <param name="numberStyle"></param>
/// <param name="dateTimeStyle"></param>
/// <param name="provider"></param>
/// <typeparam name="T"></typeparam>
/// <returns></returns>
public static bool IsNullable <T>(
this string s,
Action <T> action = null,
Action isNullAction = null,
bool ignoreCase = false,
string format = null,
NumberStyles?numberStyle = null,
DateTimeStyles?dateTimeStyle = null,
IFormatProvider provider = null) where T : struct
{
return(s is null && NullableFunc()(isNullAction) ||
Is(s, ignoreCase.X(), action, format, numberStyle, dateTimeStyle, provider));
}
/// <summary>
/// Is nullable
/// </summary>
/// <param name="s"></param>
/// <param name="type"></param>
/// <param name="action"></param>
/// <param name="isNullAction"></param>
/// <param name="ignoreCase"></param>
/// <param name="format"></param>
/// <param name="numberStyle"></param>
/// <param name="dateTimeStyle"></param>
/// <param name="provider"></param>
/// <returns></returns>
public static bool IsNullable(
this string s,
Type type,
Action <object> action = null,
Action isNullAction = null,
bool ignoreCase = false,
string format = null,
NumberStyles?numberStyle = null,
DateTimeStyles?dateTimeStyle = null,
IFormatProvider provider = null)
{
return(s is null && NullableFunc()(isNullAction) ||
Is(s, type, ignoreCase.X(), action, format, numberStyle, dateTimeStyle, provider));
}
public static bool IsNullable <T>(this string text, Action <CastingContext> contextAct, Action <T> matchedCallback = null, Action noneMatchedCallback = null)
{
return(text is null && NullableFunc()(noneMatchedCallback) || text.Is(contextAct, matchedCallback));
}
public static bool IsNullable(this string text, Type type, CastingContext context, Action <object> matchedCallback = null, Action noneMatchedCallback = null)
{
return(text is null && NullableFunc()(noneMatchedCallback) || text.Is(type, context, matchedCallback));
}