selfteaching / selfteaching/selfteaching-python-camp
Day05 数据类型转换，列表转字符串
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Description
arr = [0,1,2,3,4,5,6,7,8,9]
str = ''.join(str(i) for i in arr)
print(str)
请教，想把数字数组arr转变成字符串，没有看懂str = ''.join(str(i) for i in arr)这个语句，这个是固定语句吗？是否可以分解成更加简单便于理解的语句？
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the Day05 data-type-conversion lesson and the join expression shown in the issue. Clarify whether the statement is fixed syntax by breaking it into the referenced conversion and joining steps; done means a beginner can understand the expression and reproduce the list-to-string result.
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Assessment
- Tech stack
- python
- Domain
- documentation
- Issue type
- Documentation
- Difficulty
- 2/5
- Estimated time
- 1-3 hours
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100