Date: Thu, 16 May 2013 11:14:01 -0500 From: Tim Daneliuk <tundra@tundraware.com> To: FreeBSD Mailing List <freebsd-questions@freebsd.org> Subject: Re: check variable content size in sh script Message-ID: <519505C9.40109@tundraware.com> In-Reply-To: <20130516154525.GA57497@dan.emsphone.com> References: <5194F65F.6080503@a1poweruser.com> <5194FB0A.9090400@tundraware.com> <20130516154525.GA57497@dan.emsphone.com>
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On 05/16/2013 10:45 AM, Dan Nelson wrote:
> In the last episode (May 16), Tim Daneliuk said:
>> On 05/16/2013 10:08 AM, Joe wrote:
>>> Hello
>>>
>>> Have script that has max size on content in a variable.
>>> How to code size less than 51 characters?
>>>
>>
>> FOO="Some string you want to check length of"
>> FOOLEN=`echo $FOO | wc | awk '{print $3}'`
>>
>> You can then use $FOOLEN in a conditional.
>
> Much better way:
>
> FOO="Some string you want to check length of"
> FOOLEN=${#FOO}
>
D'Oh, you're right ... what was I thinking ...
<Slinks off in shame ...>
--
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Tim Daneliuk tundra@tundraware.com
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