Java Examples - Make first letter of each word in Uppercase
Problem Description:
How to make first character of each word in Uppercase?
Solution:
Following example demonstrates how to convert first letter of each word in a string into an uppercase letter Using toUpperCase(), appendTail() methods.
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Main {
public static void main(String[] args) {
String str = "this is a java test";
System.out.println(str);
StringBuffer stringbf = new StringBuffer();
Matcher m = Pattern.compile("([a-z])([a-z]*)",
Pattern.CASE_INSENSITIVE).matcher(str);
while (m.find()) {
m.appendReplacement(stringbf,
m.group(1).toUpperCase() + m.group(2).toLowerCase());
}
System.out.println(m.appendTail(stringbf).toString());
}
}
Result:
The above code sample will produce the following result.