fish-shell/sphinx_doc_src/cmds/vared.rst

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vared - interactively edit the value of an environment variable
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Synopsis
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vared VARIABLE_NAME
Description
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``vared`` is used to interactively edit the value of an environment variable. Array variables as a whole can not be edited using ``vared``, but individual array elements can.
Example
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``vared PATH[3]`` edits the third element of the PATH array