pxt-calliope/docs/blocks/variables.md

# Variables

[Assign](/blocks/variables/assign) (set) a variable's value

```blocks
let x = 0;
```

Get a variable's value

```blocks
let x = 0;
x;
```

[Change](/blocks/variables/change-var) a variable's value

```blocks
let x = 0;
x+=1;
```