Variable Attributes
Variables can have one or more attributes that specify their internal representation, scope, or the way they are displayed.
Variable Attribute Assignment Format
| typeset –H variable | Set Unix to host-name file mapping for non-Unix systems |
| typeset –i variable | Set variable to be integer type |
| typeset –in variable | Set variable to be integer type with base n |
| typeset –l variable | Set variable to lower case |
| typeset –L variable | Left justify variable; the field width is specified by the first assignment |
| typeset –Ln variable | Left justify variable; set field width to n |
| typeset –LZn variable | Left justify variable; set field width to n and strip leading zeros |
| typeset –r variable | Set variable to be readonly (same as readonly) |
| typeset –R variable | Right justify variable; the field width is specified by the first assignment |
| typeset –Rn variable | Right justify variable; set field width to n |
| typeset –RZn variable | Right justify variable; set field width to n and fill with leading zeros |
| typeset –t variable | Set the user-defined attribute for variable. This has no meaning to the Korn shell. |
| typeset –u variable | Set variable to upper case |
| typeset –x variable | Automatically export variable to the environment (same as export) |
| typeset –Z variable | Same as typeset –RZ |
..................Content has been hidden....................
You can't read the all page of ebook, please click here login for view all page.