public static bool SafeAny<T>(this IEnumerable<T> collection)
{
return collection?.Any() ?? false;
}
/// <summary>
/// Checks if a collection is null or empty duh!
/// </summary>
/// <typeparam name="T">Type</typeparam>
/// <param name="items">collection</param>
/// <returns></returns>
public static bool IsNullOrEmpty <T>(this IEnumerable <T> items)
{
return(items == null || !items.Any());
}
/// <summary>
/// Check if collection has any items.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source"></param>
/// <param name="predicate"></param>
/// <returns></returns>
public static bool HasItems <T>(this IEnumerable <T> source, Func <T, bool> predicate)
{
return(source?.Any(predicate) == true);
}
//public static bool HasElements<T>(this IEnumerable<T> source) => source == null || !source.Any(); public static bool HasAnyItems <T>(this IEnumerable <T> source) => source?.Any() ?? false;
/// <summary>
/// Check if collection has any items.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source"></param>
/// <returns></returns>
public static bool HasItems <T>(this IEnumerable <T> source)
{
return(source?.Any() == true);
}
/// <summary>
/// Checks if source collection constains part of specified string.
/// </summary>
public static bool ContainsPartOfString(this IEnumerable <string> source, string value, StringComparison comparison = StringComparison.InvariantCultureIgnoreCase)
{
return(source?.Any(a => value?.IndexOf(a, comparison) >= 0) == true);
}
/// <summary>
/// Checks if source collection constains specified string completely.
/// </summary>
public static bool ContainsString(this IEnumerable <string> source, string value, StringComparison comparison = StringComparison.InvariantCultureIgnoreCase)
{
return(source?.Any(a => a?.Equals(value, comparison) == true) == true);
}
/// <summary>
/// Checks if collection has any non-empty string items.
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool HasNonEmptyItems(this IEnumerable <string> source)
{
return(source?.Any(a => !string.IsNullOrEmpty(a)) == true);
}
/// <summary>
/// Determines whether collection is null or empty.
/// </summary>
public static bool IsNullOrEmpty <T>(this IEnumerable <T> collection)
{
return(collection == null || !collection.Any());
}