Java - Remove last 2 characters from string builder in java

Remove last 2 characters from StringBuilder in Java

Syntax:

sb.delete(sb.length() - 2, sb.length());

Example:

StringBuilder sb = new StringBuilder();

sb.append("12345");
System.out.println(sb.toString()); // 12345

sb.delete(sb.length() - 2, sb.length());
System.out.println(sb.toString()); // 123

https://docs.oracle.com/javase/8/docs/api/java/lang/StringBuilder.html