strings.lastIndex() function
The strings.lastIndex()
function returns the index of the last instance of a substring in a string. If the substring is not present, the function returns -1
.
*Output data type: Integer*
import "strings"
strings.lastIndex(v: "go gopher", substr: "go")
// returns 3
Parameters
v
The string value to search.
*Data type: String*
substr
The substring to search for.
*Data type: String*
Examples
Find the last occurrence of a substring
import "strings"
data
|> map(fn: (r) => ({
r with
the_index: strings.lastIndex(v: r.pageTitle, substr: "the")
})
)