SHIFT - delete an argument from the argument list.

$*$SHift expression

evaluates the given expression to obtain an integer value "n", then deletes argument "n" from the EXEC command line argument list. For example,

$*$shift 4-1

deletes argument 3. All the remaining arguments "shift" to close the gap -- old argument 4 becomes new argument 3, old argument 5 becomes new argument 4, and so on.

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