& It is a logical language, which logically indicates that the two belong to an indispensable relationship, and can also indicate the meaning of one person and another, and is synonymous with and. Such as a&; B stands for a and b, a and b, a× b.
Extended data:
& use:
1, expressed in Pascal,&; Is the prefix of octal integer constants, such as&; 7 means 7,&; 17 means 15. 177 means 127.
2.&has also been widely introduced into artistic creation and design.
3. the command in bat&; After that, regardless of whether the command is successful or not, multiple commands will be executed in turn.
4. When using command buttons in Visual Basic, (&; Letter) means to set letters as shortcut keys.
For example, enter OK in the Title attribute of the command button. K) "means that k is the shortcut key for the OK event.
5, play the role of identification. Declaring method referenced in C++: type identifier &; Reference name = target variable name. This is not an address operation, but a recognition function.
References:
Baidu Encyclopedia:&;