An anomaly in the "read from file" command?

Mark Waddingham mark at livecode.com
Wed Apr 26 02:38:21 EDT 2017


On 2017-04-26 08:35, Quentin Long via use-livecode wrote:
> ask file "What do you want to read?"
> put it into DisFile
> read from file DisFile until EOF
> put it into fld "This Field"
> 
> Why didn't I get an error message when I tried to read from a file
> that hadn't been opened yet? Shouldn't LiveCode have gotten fussy
> about that?

The read / write file commands both set 'the result' if there is an 
error with the operation requested - in this case it would be set to 
something like 'file not open'.

Warmest Regards,

Mark.

-- 
Mark Waddingham ~ mark at livecode.com ~ http://www.livecode.com/
LiveCode: Everyone can create apps




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