capitalize string via StringBuilder and substring - Android java.lang

Android examples for java.lang:StringBuilder

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Description

capitalize string via StringBuilder and substring

Demo Code

import android.annotation.SuppressLint;
import java.text.SimpleDateFormat;
import java.util.Date;

public class Main{

    public static String capitalize(String str) {

        if (str == null || str.length() == 0) {
            return str;
        }//from w  ww.j  a  va  2s. com
        StringBuilder sb = new StringBuilder(str.length());
        sb.append(Character.toUpperCase(str.charAt(0)));
        sb.append(str.substring(1));
        return sb.toString();
    }

}

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