## Syntax
`INSERT(array, index, item)`
## Usage examples
| | |
| --- | --- |
| Formula | `INSERT(["a", "b", "c"], 1, "x")` |
| Output | 1
\[
2
"a",
3
"x",
4
"b",
5
"c"
6
\]
Copy |
| | |
| --- | --- |
| Formula | `INSERT(["a", "b", "c"], -2, "x")` |
| Output | 1
\[
2
"a",
3
"b",
4
"x",
5
"c"
6
\]
Copy |