HELPFILE

Purpose:

Accesses on-line help files.

Syntax:

HELPFILE("topic", "filename")

"topic"	-	A string, the help topic.
"filename"	-	Optional. A string, the name of the help file. Defaults to dspfun.hlp.

Example:

helpfile("movavg","dspfun.hlp")

loads the help file dspfun.hlp (the DADiSP Function Reference Manual), and displays the topic page for the MOVAVG function.

Example:

helpfile("Menus with Custom Help files","dspum.hlp")

loads the help file dspum.hlp (the DADiSP User Manual and Developer’s Guide), and displays the topic page for "Menus with Custom Help Files".

Example:

To use HELPFILE in a custom dialog box or menu, use the following syntax (note the tilde character):

@h ~helpfile(topic, filename)

For example:

@h ~helpfile("SPL Hot variables","dspum.hlp")

Remarks:

If the specified topic does not exist in the help file, the help system will display a topic "search" listbox with alphabetized entries; the closest entry to the specified topic will be highlighted.

The specified filename can include the entire path to the help file.

HELPFILE

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Example:

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