Data-Structure/stringb.java at main · mrinal-27/Data-Structure · GitHub

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publicclassstringb {
publicstaticvoidmain(Stringargs[]){
StringBuildersb=newStringBuilder("mrinal");//create string using string builder
System.out.println(sb);
System.out.println(sb.charAt(0));
//replace charachter
sb.setCharAt(0,'p');
//insert at start
System.out.println(sb);
sb.insert(0,'S');
System.out.println(sb);
//delete charachter
sb.delete(0,1);
System.out.println(sb);
//append at end
sb.append("more");
System.out.println(sb);
//length
System.out.println(sb.length());
sb.setCharAt(0,'m');
System.out.println(sb);

 }

}