•String s = “hello, world”;
•s.startsWith(“hello”) returns true
•s.substring(3,8) returns “lo, w” // from index 3 to index
8-1
•s.substring(7)
returns
“world” // index 7-end
•s.indexOf(“world”) returns 7
•s.indexOf(“hello”) returns 0
•s.indexOf(“foo”) returns -1