DADiSP Worksheet Functions > Function Categories > File Manipulation > VIEWFILE

 

VIEWFILE

Purpose:

Displays an ASCII (text) file.

Syntax:

VIEWFILE(x, y, "filename", start, end, tabs, lineno)

x

-

Optional. An integer, the X coordinate in text rows.

y

-

Optional. An integer, the Y coordinate in text rows.

"filename"

-

A string, the name of the file to display.

start

-

Optional. An integer. Starting line in file. Defaults to 1, the first line.

end

-

Optional. An integer. Last line to display. Defaults to –1, last line in file.

tabs

-

Optional. An integer. Expand tabs. Defaults to 0, tabs not expanded.

lineno

-

Optional. An integer. Display line numbers. Defaults to 0, do not show line numbers.

Example:

viewfile("dadisp.cnf")

 

displays the DADiSP configuration file.

Example:

viewfile dadisp.cnf

 

Same as above except the filename is entered in command form.

Remarks:

The upper left-hand corner of the screen is the origin, with coordinates of x=0, y=0. The screen has dimensions of 80 columns by 24 rows. The bottom right-hand corner of the screen has coordinates x= 80, y=24. To center the menu, set x and y to -1.

 

See VIEW to display an SPL file.

 

See VIEWHTML to display a web page.

 

See SHELLEXECUTE to process a file with a system defined application.

See Also:

DSPMACVIEW

MENUFILE

SHELLEXECUTE

VIEW

VIEWHTML

VIEWLOG

VIEWPROP

VIEWTEXT

WHICH