Strings / indexOf

indexOf(string, substring)

Searches for the first occurrence of the substring inside of string. Returns the index of where substring was found, or -1 if it wasn't found. The first position in the string is position 0.

indexOf("Hamburger", "urge")

...returns 4

indexOf("Test", "")

...returns 0

indexOf("Dysfunctional", "fun")

...returns 3

indexOf("Dysfunctional", "marble")

...returns -1

indexOf("banana", "n")

...returns 2