Exists? - Function Summary

Summary:

Determines if a file or URL exists.

Usage:

exists? target

Arguments:

target - The target argument. (must be: file url)

Description:

Returns FALSE if the file does not exist.

print exists? %file.txt
true

print exists? %doc.r
false

delete - Deletes the specified file(s). modified? - Returns the last modified date of a file or URL. read - Reads from a file, url, or port-spec (block or object). size? - Returns the size of a file or URL's contents. write - Writes to a file, url, or port-spec (block or object).

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