ComboBox with CheckListBox When you check/uncheck an item this is added/removed in the visual part of combo. It has also a popup with Select all, unSelect all items with other additions-ComboBox with CheckListBox When you check/uncheck an i

Delphi component Combobox with Check

GetMmInch - 取得打印机及屏幕信息 GetPCName - 取电脑名 GetPCIP - 通过机器名得到IP地址 IsNumStr - 判断字符串是否是数字串 IsCharStr - 判断字符串是否是[A..Z]字串 ArbStr - 取随机字符串 DenCrypt - 异或加密解密 EncrypKey - 字符串加密 UncrypKey - 字符串解密 StrNum - 查询子字符串SubStr在字符串Str中出现的次数 FSize - 取文件