set of char in java
myString.chars().mapToObj(i -> (char) i).collect(Collectors.toList());
myString
.chars() // Convert to an IntStream
.mapToObj(i -> (char) i) // Convert int to char, which gets boxed to Character
.collect(Collectors.toList()); // Collect in a List<Character>how to change a character in a string in java with ascii
// From Char to Ascii
char character = 'a';
int ascii = (int) character;
// From Ascii to Char
int ascii = 65;
char character = (char) ascii;how to set a char to a string index in java
str = str.substring(0, index) + " " + str.substring(index + 1);java string replace character at position
String str = in.nextLine(); //Original String
char cr = in.next().charAt(0); // character to replace
int index = in.nextInt(); // Index where replaced
str = str.substring(0, index) + cr + str.substring(index + 1);// modified stringjava replaceall single character
.replaceAll("(?<!\S)[^ ](?!\S)", " ").trim()Copyright © 2021 Codeinu
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