[Gllug] perl eval()
will
will at hellacool.co.uk
Thu Jun 20 11:22:03 UTC 2002
Hi all,
A bit OT but this seems like the best place to ask.
I have been experimenting with the perl DBI the last couple of days and have come upon a bit of a
problem. I need to trap the errors returned when doing things like connecting to the database as I
don't want the script to die if there was an error. The only way to do it that I have found so far
however is to wrap the piece of code that might fail in eval()
(http://search.cpan.org/doc/JWIED/Msql-Mysql-modules-1.2219/mysql/lib/DBD/mysql.pm). In Perl in a
Nutshell it says about eval():
"Evaluates the expression or code in its argument at runtime as a separate Perl program..."
Does this mean that another interpreter is fired up to run the code in the eval? This is a bit
worrying as the resources on the box are pretty minimal. Is there a better way of trapping the
errors returned from the DBI that I am unaware of?
Will.
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