2020-08-13 12:00:20 +02:00
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---
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id: 5e7b9f070b6c005b0e76f061
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2021-06-23 21:35:24 +05:30
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title: 中间字符串
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2020-08-13 12:00:20 +02:00
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challengeType: 11
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videoId: KgT_fYLXnyk
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2021-10-03 12:24:27 -07:00
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bilibiliIds:
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aid: 291983121
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bvid: BV1Zf4y157yG
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cid: 376394116
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2021-01-13 03:31:00 +01:00
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dashedName: intermediate-strings
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2020-08-13 12:00:20 +02:00
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---
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2020-12-16 00:37:30 -07:00
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# --description--
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2021-06-23 21:35:24 +05:30
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更多资料：
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2020-12-16 00:37:30 -07:00
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2021-06-23 21:35:24 +05:30
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[练习](https://www.youtube.com/watch?v=1bSqHot-KwE)
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2020-12-16 00:37:30 -07:00
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# --question--
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## --text--
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2021-06-23 21:35:24 +05:30
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下面的代码中 i 的值是什么？
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2020-12-16 00:37:30 -07:00
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```python
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word = "bananana"
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i = word.find("na")
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2020-08-13 12:00:20 +02:00
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```
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2020-12-16 00:37:30 -07:00
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## --answers--
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nanana
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---
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2
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---
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3
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---
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2021-06-23 21:35:24 +05:30
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True（真）
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2020-12-16 00:37:30 -07:00
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---
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na
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## --video-solution--
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2
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