Java Utililty Methods String Capitalize

List of utility methods to do String Capitalize

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Description

The list of methods to do String Capitalize are organized into topic(s).

Method

Stringcapitalize(String str)
capitalize 
int strLen;
if (str != null && (strLen = str.length()) != 0) {
    char firstChar = str.charAt(0);
    return Character.isTitleCase(firstChar) ? str
            : (new StringBuilder(strLen)).append(Character.toTitleCase(firstChar)).append(str.substring(1))
                    .toString();
} else {
    return str;
...
Stringcapitalize(String str)
Capitalize a String , changing the first letter to upper case as per Character#toUpperCase(char) . 
return changeFirstCharacterCase(str, true);
Stringcapitalize(String str)
capitalize 
int strLen;
if (str == null || (strLen = str.length()) == 0) {
    return str;
return new StringBuffer(strLen).append(Character.toTitleCase(str.charAt(0))).append(str.substring(1))
        .toString();
Stringcapitalize(String str)
capitalize 
String prefix = str.substring(0, 1).toUpperCase();
String suffix = str.length() > 1 ? str.substring(1).toLowerCase() : "";
return prefix + suffix;
Stringcapitalize(String str)

Capitalizes a String changing the first letter to title case as per Character#toTitleCase(char) . 

if (str == null) {
    return null;
StringBuilder result = new StringBuilder(str.toString());
if (result.length() > 0) {
    result.setCharAt(0, Character.toTitleCase(result.charAt(0)));
return result.toString();
...
Stringcapitalize(String str)
capitalize 
if (str == null || str.equals(""))
    return str;
return str.substring(0, 1).toUpperCase() + str.substring(1);
Stringcapitalize(String str)
capitalize 
if (str.isEmpty())
    return str;
return str.substring(0, 1).toUpperCase() + str.substring(1).toLowerCase();
Stringcapitalize(String str)

Capitalizes a String changing the first letter to title case as per Character#toTitleCase(char) . 

String capilizedStr = str;
int len;
if (str != null && (len = str.length()) > 0) {
    capilizedStr = new StringBuilder(len).append(Character.toTitleCase(str.charAt(0)))
            .append(str.substring(1)).toString();
return capilizedStr;
Stringcapitalize(String str)
Borrowed from commons-lang StringUtils.capitalize() method. 
int strLen;
if (str == null || (strLen = str.length()) == 0) {
    return str;
return new StringBuffer(strLen).append(Character.toTitleCase(str.charAt(0))).append(str.substring(1))
        .toString();
Stringcapitalize(String str)
capitalize 
int strLen;
if (str == null || (strLen = str.length()) == 0) {
    return str;
return new StringBuilder(strLen).append(Character.toTitleCase(str.charAt(0))).append(str.substring(1))
        .toString();