public static ContainsKey ( this collection, string key ) : bool | ||
collection | this | |
key | string | |
return | bool |
public static bool ContainsKey(this NameValueCollection collection, string key)
{
if (collection == null)
{
return false;
}
if (collection.Get(key) == null)
{
return collection.AllKeys.Contains(key);
}
return true;
}