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docs/read: Specify default scope

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Fixes #10061
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Fabian Boehm
2023-10-19 21:12:14 +02:00
parent 85deb76c5f
commit dd12f55dc2
1 changed files with 2 additions and 0 deletions
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doc_src/cmds/read.rst
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@@ -22,6 +22,8 @@ Unlike other shells, there is no default variable (such as :envvar:`REPLY`) for
When ``read`` reaches the end-of-file (EOF) instead of the terminator, the exit status is set to 1.
Otherwise, it is set to 0.
If ``read`` sets a variable and you don't specify a scope, it will use the same rules that :doc:`set` does - if the variable exists, it will use it (in the lowest scope). If it doesn't, it will use an unexported function-scoped variable.
The following options, like the corresponding ones in :doc:`set`, control variable scope or attributes:
**-U** or **--universal**