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Why my php substr() shows obscure characters when cutting a text?
I\'m using the substr() function to lim开发者_StackOverflow中文版it the characters in strings. but sometimes, the output text contains some obscure characters and Question marks etc...[详细]
2022-12-17 03:11 分类：问答
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
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