Interested to Buy Any Domain ? << Click Here >> for more details...
How would you trap error occurred in the perl program/file?
- 3 Answers
- 10497 Views
- IBM, I also Faced
- E-Mail Answers
Answer Posted / perly_whirly
Put your code inside of an eval. If an error occurs, the $@ variable will contain
the error. You can also raise an error by using die inside of an eval.
| Is This Answer Correct ? | 1 Yes | 3 No |
Post New Answer View All Answers
If you want to empty an array then how would you do that?
What are the advantages and disadvantages of perl language?
what is Perl one liner?
What are the two ways to get private values inside a subroutine?
What is the function of cgiwrap in cgi programming?
Define perl scripting?
What is the use of now constructor in perl?
Write the program to process a list of numbers.
Explain splicing of arrays?
Write a cgi program to show the header part?
What is perl pop array function?
package MYCALC; use Exporter; our @EXPORT = (); our @ISA = qw(Exporter); our @EXPORT_OK = qw(addition multi); our %EXPORT_TAGS = (DEFAULT => [qw(&addition)],Both => [qw(&addition & +multi)]); sub addition { return $_[0] + $_[1]; } sub multi { return $_[0] * $_[1]; } 1; Program: use strict; use warnings; my @list = qw (2 2); use Module qw(:DEFAULT); print addition(@list),"\n"; Above coding is my module MYCALC and the program which using this module, I have not exported any function using @EXPORT, but I have used the DEFAULT in %EXPORT_TAGS with the function addition, when I call this function from the main it says the error as,
What is automatic error handling in perl?
I have one question regarding to eval function. I know eval function is use for error checking but I am not able to understand below line. eval \'exec perl -S $0 ${1+\"$@\"}\' if 0; $0 for script name $@ set if error occur
What does -> symbol indicates in Perl?
