java remove last char from stringbuilder code example

Example 1: remove last character from string java

private static String removeLastChar(String str) {
    return str.substring(0, str.length() - 1);
}

Example 2: StringBuilder java pop back

sb.setLength(sb.length() - 1);

Example 3: remove last character string

let str = "Hello world"
let strWithoutLastChar = str.substring(0, str.length - 1)