Java String Capitalize First capitalizeFirstLetter(String str)

Here you can find the source of capitalizeFirstLetter(String str)

Description

capitalizes just the first letter and returns the given string

License

Apache License

Declaration

public static String capitalizeFirstLetter(String str) 

Method Source Code

//package com.java2s;
/*/*from w  ww  .j a v  a 2 s  .  com*/
 * Copyright (C) 2012 The Stanford MobiSocial Laboratory
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

public class Main {
    /** capitalizes just the first letter and returns the given string */
    public static String capitalizeFirstLetter(String str) {
        if (str == null)
            return null;
        if (str.length() == 0)
            return str;
        if (str.length() == 1)
            return Character.toString((Character.toUpperCase(str.charAt(0))));
        else
            return Character.toUpperCase(str.charAt(0)) + str.substring(1);
    }
}

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