FileSize Function

Format

i = filesize(file_name);

Description

The filesize function returns the size of a file in bytes. The argument file_name is either a string expression giving a file name or is a file handler declared in a File statement in PROC GLOBAL.

Return Value

If the file exists, the function returns the size of the file in bytes. If the file does not exist, the function returns default.

Example 1

if filesize("report.txt") > 0 then
errmsg("The report already exists!");
endif;

Example 2

PROC GLOBAL

File reportFile;

PROC EXAMPLE

numeric reportSize = filesize(reportFile);