> For the complete documentation index, see [llms.txt](https://jasonchang-ccs.gitbook.io/hello-python-tutorial/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://jasonchang-ccs.gitbook.io/hello-python-tutorial/0-1/4.md).

# Data Type

## 型別

數字的型別有三種：int, float, complex

`'This is python'`則是字串型別(str)

試看看以下的程式碼，python shell會幫我們印出不同值的型別。

```python
print(type(1))
print(type(1.0))
print(type(1j))
print(type('abc'))
```