pxt-calliope/docs/blocks/variables/change.md

@extends

#examples

Example: show the value of a variable

Use the assignment operator to set the value of a variable. Change the value of a variable from 0 to 1 using the change item block. Then display the new value of the variable on the LED screen. Like this:

let x = 0;
x += 1;
basic.showNumber(x);