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MQSeries.net Forum Index » WebSphere Message Broker (ACE) Support » How to check datatype of a string?

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himanshubooty
PostPosted: Thu Jan 06, 2011 8:57 pm    Post subject: How to check datatype of a string? Reply with quote

Newbie

Joined: 06 Jan 2011
Posts: 2


I want to check weather a given string is a natural number (i.e. any integer greater then 0) , is there any predefined function provided in ESQL . plz help. [/b]
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fatherjack
PostPosted: Fri Jan 07, 2011 5:14 am    Post subject: Re: How to check datatype of a string? Reply with quote

Knight

Joined: 14 Apr 2010
Posts: 522
Location: Craggy Island
himanshubooty wrote:
I want to check weather


Try looking out the window. Is it raining? snowing? is the sun out?

But seriously

himanshubooty wrote:
is there any predefined function provided in ESQL


Don't think so, unless one got added recently. I seem to remember writing my own a while ago.
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mgk
PostPosted: Fri Jan 07, 2011 5:58 am    Post subject: Reply with quote

Padawan

Joined: 31 Jul 2003
Posts: 1642
You could use a CAST to INTEGER with a DEFAULT clause and specify -1 as the default. Then you know that if the returned value is < 0 it was not a valid integer...
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The postings I make on this site are my own and don't necessarily represent IBM's positions, strategies or opinions.
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himanshubooty
PostPosted: Mon Jan 10, 2011 8:23 pm    Post subject: tnx mgk... Reply with quote

Newbie

Joined: 06 Jan 2011
Posts: 2
i wz using position function with loops, bt u made it easier tnk u
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