Re^2: non numeric data


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Re^2: non numeric data

by torres09 (Acolyte)

on Jun 24, 2013 at 13:00 UTC ( [id://1040429]=note: print w/replies, xml )

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in reply to Re: non numeric data
in thread non numeric data

ya i figured that out , there is a possibility that numbers having - sign are not being blocked so I modified by code . please tell if it is fine or not

if (($array_H[$i] !~ /^[0-9]+$/) &&($array_H[$i] !~ /^-+$/))
[download]

I am new to perl so please pardon me for obvious mistakes

Comment on Re^2: non numeric data Download Code

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Re^3: non numeric data by hdb (Monsignor) on Jun 24, 2013 at 13:06 UTC
`/^[-+]?[0-9]+$/` [download]	[reply] [d/l]
Re^3: non numeric data by hdb (Monsignor) on Jun 24, 2013 at 13:15 UTC
Also check sundialsvc4's advice here: Re: Patternmatching IPaddresses to use Regexp::Common. It has a pattern for numbers as well.	[reply] [d/l]
Re^3: non numeric data by BillKSmith (Monsignor) on Jun 24, 2013 at 14:59 UTC
Depending on the source of your data, it may have whitespace (especially a newline) at the end. Bill	[reply]

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