Strings

1. Strings Modified 02/17/2016 by Laurie Murphy

2. Strings name String name; ? name = “Jenn Lawrence”; “Jennifer Lawrence” “Jenn Lawrence” name = “Jennifer Lawrence”; “Jennifer Lawrence” Strings are immutable

3. String methods String name = “Katniss”; name System.out.println(name.toUpperCase()); System.out.println(name.toLowerCase()); “Katniss” System.out.println(“length = “ + name.length()); 0123456 System.out.println(“first = “ + name.charAt(0)); System.out.println(“last = “ + name.charAt(6)); System.out.println(“last = “ + name.charAt(7)); KATNISS katniss length = 7 first = K last = s Exception in thread “main” java.lang.StringIndexOutOfBoundsException

4. String Practice – What’s the output? String greeting = “Hello World!”; System.out.println(greeting.toUpperCase()); System.out.println(greeting.length()); System.out.println(greeting.charAt(9)); System.out.println(greeting.charAt(greeting.length());

5. Pair Practice Download and complete StringPractice.java