pxt-core-own/common-docs/reference/arrays.md

Microsoft MakeCode, also known as Programming Experience Toolkit (PXT), provides Blocks / JavaScript tools and editors

# Arrays

```cards
["hello"].indexOf("hello");
[""].push("hello");
["hello"].pop();
[""].shift();
[""].unshift("hello");
[""].insertAt(0, "hello");
["hello"].removeAt(0);
["hello", "goodbye"].reverse();
```

## See also

[index of](/reference/arrays/index-of), [push](/reference/arrays/push), [pop](/reference/arrays/pop),
[shift](/reference/arrays/shift), [unshift](/reference/arrays/unshift), [insert at](/reference/arrays/insert-at),
[remove at](/reference/arrays/remove-at), [reverse](/reference/arrays/reverse)