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为什么我应该使用Dictionary <string,string>而不是NameValueCollection?
(在C#/ .NET框架中)
选项1,使用NameValueCollection:
//enter values:
NameValueCollection nvc = new NameValueCollection()
{
{"key1", "value1"},
{"key2", "value2"},
{"key3", "value3"}
};
// retrieve values:
foreach(string key in nvc.AllKeys)
{
string value = nvc[key];
// do something
}
选项2,使用Dictionary <string,string> ...
//enter values:
Dictionary<string, string> dict = new Dictionary<string, string>()
{
{"key1", "value1"},
{"key2", "value2"},
{"key3", "value3"}
};
// retrieve values:
foreach (KeyValuePair<string, string> kvp in dict)
{
string key = kvp.Key;
string val = kvp.Value;
// do something
}