Introduction to Java Programming and Data Structures, Comprehensive Version Plus MyProgrammingLab with Pearson EText -- Access Card Package
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Chapter 20.4, Problem 20.4.2CP

Explanation of Solution

Statement to change first lowercase character to uppercase character:

Assume each and every element in list is considered as a StringBuilder, statement to change the first character to uppercase for each element in 1ist using a forEach method is given below:

Statement:

//Use forEach() method

l1.forEach(e -> {

/*Check whether the length of StringBuilder is greater than 0 */

if (((StringBuilder)e).length() > 0) {

/*Declare variable and initialize with "0" index of StringBuilder */

char ch = ((StringBuilder)e).charAt(0);

//Check whether character is lowercase character

if (Character.isLowerCase(ch)) {

/*Change the first lowercase character to uppercase character */

((StringBuilder)e)...

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Introduction to Java Programming and Data Structures, Comprehensive Version Plus MyProgrammingLab with Pearson EText -- Access Card Package

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