Answers for "java get char by string letter"

get certain character from string java

String words = "Hi There"; //creating a string var named 'words'
char index = words.charAt(0); /* setting a variable 'index' to letter
'0' of variable 'words'. In this case, index = 'H'.*/
System.out.println(index); //print var 'index' which will print "H"

find char in string java

String str = "testdemo";
      System.out.println("String: "+str);
      int index = str.indexOf( 'h' );
      System.out.printf("'h' is at index %d\n", index);