Filter
Top Products
27
“?” 1. Under any command line prompt, enter “?” to get a command
list of the current mode and related brief description.
2. Enter a “?” after the command keyword with a embedded
space. If the position should be a parameter, a description of
that parameter type, scope, etc, will be returned; if the position
should be a keyword, then a set of keywords with brief
description will be returned; if the output is “<cr>”, then the
command is complete, press Enter to run the command.
3. A “?” immediately following a string. This will display all the
commands that begin with that string.
1.2.1.5 Input verification
1.2.1.5.1 Returned Information: success
All commands entered through keyboards undergo syntax check by the Shell.
Nothing will be returned if the user entered a correct command under corresponding
modes and the execution is successful.
1.2.1.5.2 Returned Information: error
Output error message Explanation
Unrecognized command or illegal
parameter!
The entered command does not exist, or there is
error in parameter scope, type or format.
Ambiguous command At least two interpretations is possible basing on
the current input.
Invalid command or parameter The command is recognized, but no valid
parameter record is found.
This command is not exist in current
mode
The command is recognized, but this command
can not be used under current mode.
Please configure precursor
command "*" at first !
The command is recognized, but the
prerequisite command has not been configured.
syntax error : missing '"' before the
end of command line!
Quotation marks are not used in pairs.
1.2.1.6 Fuzzy match support