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identify data type in string?

Kaustubh G Sharma
Ranch Hand

Joined: May 13, 2010
Posts: 1270

hi ...

I got a string related quesiton .........

if i have a string ="sdfdsdssdfsd34324efgegdf"

and i have to make sure that this will not contain any numeric values...number should not be there or only number required then in such case how am I provie type safty to string ...........

Thanks
Kaustubh


No Kaustubh No Fun, Know Kaustubh Know Fun..
Jaikiran Pai
Marshal

Joined: Jul 20, 2005
Posts: 10064
    
163

So you want to check whether a string contains (or doesn't contain) numbers? You can do that in multiple ways, one of them being through Java regex Pattern

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Martin Vanyavchich
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Joined: Sep 16, 2008
Posts: 241
The other way is to go trough the whole string and look for digits.

>


SCJP 6, OCMJD 6, OCPJWSD 6
I no good English.
Kaustubh G Sharma
Ranch Hand

Joined: May 13, 2010
Posts: 1270

Thanks Friends
 
It is sorta covered in the JavaRanch Style Guide.
 
subject: identify data type in string?