演示： 条件语句是一段代码，如果某事为真，它告诉程序进行一组指令。
条件语句包括两个部分：
测试： if·answer·==·"yes":¬ 此行告诉你的程序“测试两个内容是否相等”。
指令：这些测试后的代码行有一个 ···· 。 当（且仅当）测试为真时，它们才会运行。
To navigate the page using the TAB key, first press ESC to exit the code editor.
演示： 条件语句是一段代码，如果某事为真，它告诉程序进行一组指令。
条件语句包括两个部分：
测试： if·answer·==·"yes":¬ 此行告诉你的程序“测试两个内容是否相等”。
指令：这些测试后的代码行有一个 ···· 。 当（且仅当）测试为真时，它们才会运行。
To navigate the page using the TAB key, first press ESC to exit the code editor.
Your micro:bit is not set up for this program. Follow these steps to use your device with Codesters:
Your micro:bit has an old version of the Codesters binary file. Follow these steps to update the file on your micro:bit:
Warning: This will erase any existing program on your micro:bit.
Having trouble? Check out the micro:bit instructions to update your firmware.
Setting up your micro:bit
Calibrate your micro:bit by tilting it until all the LEDs are lit.
For a demonstration see the micro:bit calibration instructions.
Try the following steps to connect to your Micro:bit:
1. You may need to reload this page and try your program again.
2. Try disconnecting and reconnecting your Micro:bit. Then reload the page and run your program again.
3. If you are still having problems your Micro:bit may have an old firmware version that is incompatible with Codesters.
To update the firmware follow these Micro:bit instructions.
Are you already running a Codesters project in another tab or window?
Micro:bit can only connect to one web page at a time. Try stopping other Codesters projects or closing other tabs or windows that may be using your Micro:bit.
If that doesn't fix the problem try disconnecting your Micro:bit, reloading this page, and reconnecting your Micro:bit.
Status: Connected!
Status: Connecting...
Status: Still connecting...
Status: Failure
Status: Not Found
Is your Micro:bit connected?