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Merge branch 'master' of https://github.com/Microsoft/pxt-microbit

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Peli de Halleux 2016-05-19 13:56:28 -07:00
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docs/reference/basic/show-number.md
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@ -1,6 +1,6 @@
# Show Number # Show Number
Show a number on the [LED screen](/device/screen), one digit at a time (scrolling from left to right) Show a number on the [LED screen](/device/screen). It will slide left if it has more than one digit.
~~~~sig ~~~~sig
basic.showNumber(2, 150) basic.showNumber(2, 150)
@ -8,18 +8,18 @@ basic.showNumber(2, 150)
### Parameters ### Parameters
* value - a [Number](/reference/types/number) * **value** is a [Number](/reference/types/number).
* (optional) interval (ms) - [Number](/reference/types/number); the time (in milliseconds) before scrolling by one LED; the larger the number, the slower the scroll * **interval (ms)** is an optional [Number](/reference/types/number). It means the number of milliseconds before sliding the **value** left by one LED each time. Bigger intervals make the sliding slower.
### ~ ### Examples:
To display the number 10: To show the number 10:
~~~~blocks ~~~~blocks
basic.showNumber(10) basic.showNumber(10)
~~~~ ~~~~
To display the number stored in the `x` variable: To show the number stored in the `x` variable:
~~~~blocks ~~~~blocks
let x = 1 let x = 1
@ -28,19 +28,19 @@ basic.showNumber(x)
### Example: count to 5 ### Example: count to 5
This example uses a [for](/reference/loops/for) loop to show numbers ``1`` through ``5`` on the screen: This example uses a [for](/reference/loops/for) loop to show numbers ``0`` through ``5`` on the screen:
~~~~blocks ~~~~blocks
for (let i = 0; i < 5; i++) { for (let i = 0; i < 6; i++) {
basic.showNumber(i + 1) basic.showNumber(i)
basic.pause(200) basic.pause(200)
} }
~~~~ ~~~~
### Other show functions ### Other show functions
* use [show string](/reference/basic/show-string) to show a string on the screen * use [show string](/reference/basic/show-string) to show a [String](/reference/types/string) with letters on the screen
* use [show animation](/reference/basic/show-animation) to show a series of images on the screen * use [show animation](/reference/basic/show-animation) to show a group of pictures on the screen, one after another
### Lessons ### Lessons