Strings

kavins

Greenhorn

Posts: 15

posted 22 years ago

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How should i determine whether a string is alphanumeric.If its not then return false

David O'Meara

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Posts: 13459

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posted 22 years ago

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kavs,
You have neen asked in almost every one of your posts to change your name. Accounts that have invalid display names get deleted.
Your display must be your real name.
Your display name must be your first name, a space, then your last name.
You can find the Javaranch naming policy here: http://www.javaranch.com/name.jsp
You can edit your profile here: https://coderanch.com/forums/user/edit
Dave.

David O'Meara

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posted 22 years ago

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I'm sending this post to the Java in General (intermediate) forum.
Dave

Blake Minghelli

Ranch Hand

Posts: 331

posted 22 years ago

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Check out Character.isLetterOrDigit()

Blake Minghelli<br />SCWCD<br /> <br />"I'd put a quote here but I'm a non-conformist"

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