e.

</p>

<p> Variables with the integer attribute have arithmetic evaluation (see
    the `let' command) performed when the variable is assigned a value.

</p>

<p> When used in a function, `declare' makes NAMEs local, as with the `local'
    command.

</p>

<p> Exit Status:<br/>
    Returns success unless an invalid option is supplied or an error occurs.</p>

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