Ptt 大爆卦 | Getenv free - 前往 https://qi-u.com/?qa=972912/c-should-i-free-delete-char-returned-by-getenv

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**c - Should I free/delete char* returned by getenv()? - Qi-U Q&A ...**

No you shouldn't. Standard 7.20.4.5 says : The getenv function returns a pointer to a string associated with the matched list member.

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