Command line structure

Each command takes up one line. Every command uses the format:

COMMAND,PARAMETER1,PARAMETER2,...etc.

Parameters are separated by a single comma. If a parameter requires a comma within it, the whole parameter must be enclosed in quote marks ("). Extra spaces are ignored between the comma and the next parameter.

For Example

To delete a file called Ive, got, commas, in, my, name.txt, use the command

delete,"Ive, got, commas, in, my, name.txt".

Enclosing quotes are used to allow commas inside a parameter, but are removed prior to executing the command. Thus, delete,deleteme.txt is the same as delete,“deleteme.txt”. If a parameter requires a quote mark within it, the whole parameter must first be enclosed within quote marks, and the required quote mark is represented by two quote marks (“”). For example, to place the message This is how you display “quote marks” on the screen, use the command

message,This is a heading,"This is how you display ""quote marks""".

The case of a command is ignored, so delete is the same as DELETE and DeLeTe.

Comments

Any line that starts with a semicolon (;), a slash (‘/’) or an asterisk (*) is treated as a comment, and ignored by Launch.

Launch also ignores any extra parameters (more than the required number) in a command. It is not recommended that comments be placed on the end of lines as any future changes could render your script files incompatible.

Blank lines are also ignored.

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