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| From: | Peng Yu |
| Subject: | The _ env variable |
| Date: | Wed, 10 Feb 2021 13:27:51 -0600 |
Hi, It looks like that "_" is set to the path of the program being called. Where is this behavior officially defined? Why is this variable useful, given argv[0] is also the path to the program being called? Thanks. -- Regards, Peng
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