val hello = "Hello" val world = "World" // equals() returns true or false val equals = hello.equals(world) // compareTo() will return 0 if true // Any non zero value is false val compare = hello.compareTo(world)val first = "code" val second = "code" val firstCapitalized = "Code" // with == assertTrue { first == second } assertFalse { first == firstCapitalized } // with equals assertTrue { first.equals(second) } assertFalse { first.equals(firstCapitalized) } assertTrue { first.equals(firstCapitalized, true) } // ignores case // with compareTo assertTrue { first.compareTo(second) == 0 } assertTrue { first.compareTo(firstCapitalized) == 32 } assertTrue { firstCapitalized.compareTo(first) == -32 } assertTrue { first.compareTo(firstCapitalized, true) == 0 }string1 == string2 //returns true if they are equal and false if they are not