Elisp: Sequence Type

What is Sequence Type

• Sequence means any of List, Vector, String
• Array means any of Vector, String

Sequence and Array are not actual datatypes in elisp. They are grouping names for other actual datatypes.

Here's a hierachy chart of elisp's most important list-like datatypes.

• ◆Sequence (not actual datatype)
• ⟶🔸List
• ⟶⟶🔸Associative List
• ⟶⟶🔸Property List
• ⟶◆Array (not actual datatype)
• ⟶⟶🔸Vector
• ⟶⟶🔸String

• Note:
• There's also char-table and bool-vector
• They are sub-types of vector.
• They are rarely used.