Java Utililty Methods String Upper Case

List of utility methods to do String Upper Case

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Description

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

Method

StringtoUpperCaseFirstChar(String str)
to Upper Case First Char 
if (str == null || str.length() == 0) {
    return null;
if (Character.isUpperCase(str.charAt(0))) {
    return str;
} else {
    return (new StringBuilder()).append(Character.toUpperCase(str.charAt(0))).append(str.substring(1))
            .toString();
...
StringtoUpperCaseFirstChar(String string)
to Upper Case First Char 
return string == null ? null : string.toUpperCase().charAt(0) + string.substring(1);
StringtoUpperCaseFirstChar(String string)
to Upper Case First Char 
if (string == null || string.length() == 0) {
    return string;
} else {
    char[] charArray = string.toCharArray();
    for (int i = 0; i < charArray.length; i++) {
        if (i == 0) {
            charArray[0] = Character.toUpperCase(charArray[0]);
        } else {
...
StringtoUpperCaseFirstChar(String text)
Transforms "some text" into "Some text" 
if (text != null && text.length() > 0) {
    return text.substring(0, 1).toUpperCase() + text.substring(1);
return text;
StringtoUppercaseFirstCharacter(String s)
to Uppercase First Character 
if (s == null || s.length() == 0) {
    return s;
return Character.toUpperCase(s.charAt(0)) + (s.length() > 1 ? s.substring(1) : "");
StringtoUpperCaseFirstCharacter(String str)
to Upper Case First Character 
return str.substring(0, 1).toUpperCase() + str.substring(1);
StringtoUpperCaseFirstCharForWord(String string)
to Upper Case First Char For Word 
if (string == null || string.length() == 0) {
    return string;
} else {
    StringBuilder palavra = new StringBuilder();
    String[] words = string.split(" ");
    char[] charArray = null;
    for (String word : words) {
        charArray = word.toCharArray();
...
StringtoUpperCaseFirstLetter(String str)
to Upper Case First Letter 
return str.substring(0, 1).toUpperCase() + str.substring(1);
StringtoUppercaseFirstLetter(String str)
to Uppercase First Letter 
if (str == null || str.length() == 0) {
    return str;
char firstLetter = str.charAt(0);
if (Character.isLowerCase(firstLetter)) {
    if (str.length() > 1) {
        return "" + Character.toUpperCase(firstLetter) + str.substring(1);
    } else {
...
voidtoUpperCaseFirstLetter(StringBuilder sb)
to Upper Case First Letter 
char first = sb.charAt(0);
first = Character.toUpperCase(first);
sb.setCharAt(0, first);