NotEmpty

/// <summary>
/// Checks an object to see if it is null or empty.
/// <para>Empty is any collection, array or dictionary with an item count of 0 or a string that is empty.</para>
/// </summary>
public static bool NotEmpty(this object obj)
{
    if (obj != null && obj is ICollection)
        return ((ICollection)obj).Count > 0;
    if (obj != null && obj is IDictionary)
        return ((IDictionary)obj).Keys.Count > 0;
    if (obj != null && obj is Array)
        return ((Array)obj).Length > 0;
    return !(obj == null || string.IsNullOrEmpty(obj.ToString()));
}
Example:
bool b = (new string[] {}).NotEmpty();
b = (new string[] {"", ""}).NotEmpty();
b = string.Empty.NotEmpty();
b = "".NotEmpty();
b = "123".NotEmpty();
b = (new List<string>()).NotEmpty();
b = (new Dictionary<string, string>()).NotEmpty();

// etc...

Description

Determines if the object is null or empty. string is evaluated with empty. Collections, Arrays and Dictionaries are evaluated for 0 items (items themselves may be null) All other objects are evaluated as null or not null.

Details

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