Syntax
index(data,search)
Description
The index() function returns the position (indicated as an integer) in a string or array at which search string begins, or -1 if string does not occur in the string or array. The first position is 0.
Example
a="this is a string" b=["this", "is", "an", "array"] println(index(a, "str")) println(index(b, "an")) 10 2