[Bioperl-microarray] Re: warning "Exiting subroutine via next at ..." in ArrayDesign.pm

Allen Day allenday at ucla.edu
Mon Aug 16 17:47:41 EDT 2004


fixed in cvs, thanks.

On Mon, 16 Aug 2004, Hongxian He wrote:

> Hello, Allen:
> 
> I got the following warning message (hundreds of lines) when using the 
> ArrayDesign module to parse a CDF file. (CVS version 1.6)
> 
> Exiting subroutine via next at 
> /home/hongxian/lib/perl/lib/perl5/site_perl/5.8.0/Bio/Expression/Microarray/Affymetrix/ArrayDesign.pm 
> line 209, <CDF> line 71804.
> Exiting subroutine via next at 
> /home/hongxian/lib/perl/lib/perl5/site_perl/5.8.0/Bio/Expression/Microarray/Affymetrix/ArrayDesign.pm 
> line 209, <CDF> line 71845.
> Exiting subroutine via next at 
> /home/hongxian/lib/perl/lib/perl5/site_perl/5.8.0/Bio/Expression/Microarray/Affymetrix/ArrayDesign.pm 
> line 209, <CDF> line 71846.
> 
> 
> The warning came from the following subroutine. After googling a bit, I 
> found out that the warning can be avoided by using "return" rather than 
> "next" to exit from the subroutine. (Use 'next', 'redo', and 'last' to 
> alter the execution path in loop construcs.)
> 
> sub load_data {
>   my($self,$line) = @_;
> 
>   next unless $line;
>  ...
> }
> 
> Thanks,
> Hongxian
> 
> 


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