[R] errors handling

[Uwe Ligges]

Marco Venanzi wrote:

> Hi, I have an index "i" that varies from 1 to n. For each value of this index I open a connection, e.g.
> 
> conness<-url(...)
> conness<-readLines(conness)
> 
> For certain values of "i" it occurs an error (Warning message: cannot open: HTTP status was `0 (null)' ) and the program flow ends. How can I ignore these errors, allowing the program to go on?

Please read the FAQs, in particular "How can I capture or ignore errors 
in a long simulation?"!

Uwe Ligges


> Thanks,
> 
>                    Marco
> 	[[alternative HTML version deleted]]
> 
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