Description
Stores a value in a variable.
Synopsis
set varname [value]
Options
Specify the name of the variable that stores the value.
The value to store. Specify a numeric value or string. If omitted, the value of the variable specified by varname is not changed.
Return Values
The value stored in the variable varname after processing has been completed (if value has been specified, the value of value; if it has not been specified, the value having been stored in the variable varname)
Caution
If value is omitted, the value stored in the variable varname as the return value will be returned. Thus, a new variable specified by varname will result in an error.
Example
The following example stores a numeric value in variable rc and a text in variable msg.
set rc 1 set msg "File open error"
