Learning to use the system. Collections. Specialized. ordereddictionary class of ASP. NET

Source: Internet
Author: User
Ordereddictionary is equivalent to a hash table that can be accessed using indexes.
Main members:
/* Attribute */count; // number of elements keys; // key set values; // value set/* Method */Add (); // Add clear (); // clear contains (); // whether copyto () is included; // copy the specified element to the array insert (); // insert remove (); // Delete removeat () by key; // Delete by index
Protected void button1_click (Object sender, eventargs e) {ordereddictionary OD = new ordereddictionary (); OD. add ("K1", 111); OD. add ("K2", 222); OD. add ("K3", 333); string S1 = OD ["K2"]. tostring (); // 222 string S2 = OD [1]. tostring (); // 222 string S3 = "", S4 = ""; for (INT I = 0; I
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