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The other answers provide some soft general guidelines based on personal taste, but ignore many pertinent facts that should one should consider when deciding between scripts, functions, or aliases.

The other answers provide some soft general guidelines based on personal taste, but ignore many pertinent facts that one should consider when deciding between scripts, functions, or aliases.

The other answers provide some soft general guidelines based on personal taste, but here is a point of view backed by more concrete facts.

The other answers provide some soft general guidelines based on personal taste, but ignore many pertinent facts that should one should consider when deciding between scripts, functions, or aliases.

The other answers provide some general guidelines based on personal taste, but here is a point of view backed by some more concrete facts.

First, the facts:

^{¹ While functions and aliases have some important differences, they are grouped together because functions can do everything aliases can. Aliases can not have local variables nor can they process arguments, and they are inconvenient for anything longer than one line.}

The other answers provide some soft general guidelines based on personal taste, but here is a point of view backed by more concrete facts.

^{¹ While functions and aliases have some important differences, they are grouped together because functions can do everything aliases can. Aliases can not have local variables nor can they process arguments, and they are inconvenient for anything longer than one line.}