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Java Tutorial : Java String (trim method)

TrimDemo.java

/*
 * public String trim()
 * 
 * Returns: 
 * --------
 * A string whose value is this string, with any
 * leading and trailing white space removed, or this
 * string if it has no leading or trailing white
 * space.
 */

public class TrimDemo
{

    public static void main(String[] args)
    {
        String str = "    Welcome    ";
        System.out.println("str = " + str);
        System.out.println("str length = " + str.length());

        String trimedValue = str.trim();
        System.out.println("trimedValue = " + trimedValue);
        System.out.println("trimedValue length = " + trimedValue.length());

    }
}