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Home » Tip Bank » Security » Java

Language: Java
Expertise: Advanced

Nov 4, 2008

A Function to Determine Whether a String Can Be Converted to a Number

The following code shows how to determine whether one string is a number:


public static boolean isNumber(String s)
{
  try
  {
    new Double(s);
    return true;
  }
  catch(Exception ecc)
  {
    return false;
  }
}

Roberto Chiavolini

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