fexists

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64-bit SafeYes

Description

Determine if a file exists

Arguments and Return Values

Arguments: a string containing a filename

Return Value: 0 or 1

Usage

Syntax: fexists(filename = STRING / TEXT)

If passed a single value, it will return 1 if the file exists and 0 if it does not exist.

When passed a TEXT array, it will return an array of values, one for each row of the input.

Examples

dv> fexists("clndcs1.png")
1

dv> list
Text Buffer with 5 lines of text
    1: clndcs1.png
    2: clndcs2.png
    3: clndcs3.png
    4: clndcs4.png
    5: clndcs5.png

dv> fexists(list)
1x5x1 array of int, bsq format [20 bytes]
1
1
1
0
0

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Recent Core Changes

Modified On: 07-06-2009

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